Best Coil Over Shocks for Trucks, SUVs, and Custom Builds

Best Coil Over Shocks

A strong coil-over choice matches your vehicle and lift needs, then provides the adjustment or shock design your driving requires. The FOX 2.0 Performance Coil-Over Set is the clearest fit for owners of compatible 2014–2016 4WD Ford F-150s, while the FOX 4Runner set serves a different vehicle and lift range. This lineup also includes standalone shocks for custom car projects, adjustable JEGS options, a King kit with an internal reservoir, and a rear damper set specified for ATVs.

Those products are not interchangeable. Check whether a listing is a complete front-and-rear package or an individual shock, and verify the exact application, mounting dimensions, and intended use before ordering.

The rankings favor documented fitment and useful specifications over broad compatibility claims.

The FOX 2.0 Performance Coil-Over Set is the best overall choice here for owners of compatible 2014–2016 4WD Ford F-150s. It includes a front pair of adjustable coil-overs and a rear pair of shocks, with front preload adjustment from factory height to 2 inches and specified rear lift compatibility up to 1 inch. Its aluminum monotube shocks are rebuildable and nitrogen-rechargeable.

That specific vehicle fit and complete-set configuration make it a stronger general recommendation than universal or single-shock listings, provided your truck matches the stated application.

Our Top Picks

FOX 2.0 F-150 SetBest Overall

FOX 2.0 F-150 Set

The complete front-and-rear set is specified for 2014–2016 4WD F-150s, with adjustable front preload and rebuildable, nitrogen-rechargeable aluminum monotube shocks.

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FOX 2.0 4Runner SetBest 4Runner Set

FOX 2.0 4Runner Set

This complete front-and-rear package fits 2WD and 4WD 4Runners, with 0–2-inch front lift and 2–3-inch rear lift compatibility.

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Fox 985-02-146 Coil-OverBest F-150 Single

Fox 985-02-146 Coil-Over

Its 2.0 coil-over IFP design is described as vehicle-specific for a 14th-generation F-150, with an aluminum body and one-year manufacturer warranty.

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Compare these coil-over options by fit and configuration

#ProductMaterial TypeCompatible with Vehicle TypeWeightBuy
1AluminumTruck30 lbView on Amazon
2
FOX 2.0 4Runner Set2. FOX 2.0 4Runner SetBest 4Runner Set
AluminumTruck90 lbView on Amazon
3AluminumTruck—View on Amazon
4
King 25001-151 Kit4. King 25001-151 KitInternal Reservoir Pick
AluminumTruck49 lbView on Amazon
5AluminumCar3.5 lbView on Amazon
6
JEGS 64948 Shock6. JEGS 64948 ShockLonger-Travel Single Adjustment
AluminumCar4.2 lbView on Amazon
7
FOX 985-02-156 Shock7. FOX 985-02-156 ShockFOX Aluminum IFP Shock
Aluminum, SteelCar, Truck21 lbView on Amazon
8
QA1 DS402 Shock8. QA1 DS402 ShockRide-Height Adjustable QA1
AluminumCar, Truck—View on Amazon
9
Speedmaster PCE494.1006 Kit9. Speedmaster PCE494.1006 KitV8 Racing Rear Coil-Over
AluminumCar, Truck24.2 lbView on Amazon
10
HiBuyer Rear ATV Shocks10. HiBuyer Rear ATV ShocksPaired ATV Rear Shocks
Alloy SteelATV—View on Amazon

Detailed Reviews: Best Coil Over Shocks

FOX 2.0 F-150 Set

#1 · Best Overall

1. FOX 2.0 F-150 Set

  • Material Type: Aluminum
  • Compatible with Vehicle Type: Truck
  • Weight: 30 lb

Best for: F-150 Lift Adjustability.

Why it ranks #1: The complete front-and-rear set is specified for 2014–2016 4WD F-150s, with adjustable front preload and rebuildable, nitrogen-rechargeable aluminum monotube shocks.

An adjustable preload ring lets this FOX set raise the front from factory height to 2 inches, giving 2014–2016 F-150 4WD owners a way to tailor front lift. The package pairs two front coil-overs with two rear shocks, covering both ends of the truck in one set.

The 2-inch aluminum monotube bodies are gas charged, connecting a defined construction to the included front-and-rear suspension package. Preload adjustment allows front lift from factory height to 2 inches, while the listed fit also accommodates 0–1 inch of rear lift. Rebuildable shocks and nitrogen rechargeability support future servicing rather than requiring the complete assemblies to be discarded. Washers, bushings, reservoir clamps, and nuts are included; the adjustment spanner wrench is not.

Pros
  • Front pair of coil-overs and rear pair of shocks included
  • Front preload ring adjusts lift from factory height to 2 inches
  • Compatible with 2014–2016 F-150 4WD at factory height or listed lift ranges
  • Rebuildable and nitrogen gas-rechargeable shocks
Cons
  • Adjustment spanner wrench is not included.

Skip it if you need a set for a different vehicle or a front lift beyond the listed 2-inch range; this fit is specific to 2014–2016 F-150 4WD.

For 2014–2016 F-150 4WD owners seeking adjustable front lift with matching rear shocks, this set covers a clearly stated range. Keep the 2-inch front and 0–1-inch rear lift limits in mind, and source a spanner wrench separately.

Full product details
BrandFOX Factory
Compatible with Vehicle TypeTruck
Item Weight30 pounds
ManufacturerFox Racing Shox
Part Number985-02-015/2-985-24-029/2
MaterialAluminum
Model Number985-02-015 (Front), 985-24-029 (Rear)
StyleAdjustable,Monotube
Style NameAdjustable,Monotube

Listed on Amazon as: Fox 2.0 Performance Coil-Over + Rear 2.0 Performance Shock Set compatible with 14-16 F150 4WD

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FOX 2.0 4Runner Set

#2 · Best 4Runner Set

2. FOX 2.0 4Runner Set

  • Material Type: Aluminum
  • Compatible with Vehicle Type: Truck
  • Weight: 90 lb

Best for: 4Runner Front-and-Rear Lift Set.

Why it ranks #2: This complete front-and-rear package fits 2WD and 4WD 4Runners, with 0–2-inch front lift and 2–3-inch rear lift compatibility.

A front preload ring allows up to 2 inches of lift on this FOX set, while its rear shocks are specified for 2–3 inches of rear lift. The package pairs front coil-overs and rear shocks for 2010–2016 4Runner owners seeking a matched suspension setup.

Compatibility covers 2WD and 4WD 4Runners, with a stated 0–2-inch front lift and 2–3-inch rear lift range. The adjustable preload ring sets the front coil-over height, while the monotube, gas-charged 2-inch aluminum bodies provide the listed shock construction. Rebuildability and nitrogen rechargeability give owners a service option over time. Washers, bushings, reservoir clamps, and nuts are included, but the spanner wrench for adjustment and shock boots and roost shields are sold separately.

Pros
  • Front coil-overs and rear shocks included as a set
  • Compatible with 2WD and 4WD 2010–2016 4Runner
  • Adjustable front preload supports up to 2 inches of lift
  • Rebuildable and nitrogen gas-rechargeable
Cons
  • Adjustment spanner wrench, shock boots, and roost shields are sold separately.

Skip it if you need a front lift above 2 inches or rear lift outside the listed 2–3-inch range; those are this set’s stated limits.

This set fits 2010–2016 4Runner owners seeking front adjustment and a defined 2–3-inch rear lift range. Its accessory needs matter: the adjustment wrench, boots, and roost shields are not included, so plan for those separately.

Full product details
BrandFox Racing
Compatible with Vehicle TypeTruck
Item Weight90 pounds
ManufacturerFox Racing Shox
Part Number983-02-051(2)+980-24-679(2)
MaterialAluminum
Model Number983-02-051 (Front), 980-24-679 (Rear)
StyleAdjustable,Monotube
Style NameAdjustable,Monotube
Additional InformationImportant Information Proposition 65 Warning for California Consumers WARNING: Cancer – www.P65Warnings.ca.gov

Listed on Amazon as: Fox 2.0 Performance Coil-Over + 2.0 Performance Shocks compatible with 10-16 4Runner 2-3

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Fox 985-02-146 Coil-Over

#3 · Best F-150 Single

3. Fox 985-02-146 Coil-Over

  • Material Type: Aluminum
  • Compatible with Vehicle Type: Truck

Best for: 14th-Gen F-150 IFP Upgrade.

Why it ranks #3: Its 2.0 coil-over IFP design is described as vehicle-specific for a 14th-generation F-150, with an aluminum body and one-year manufacturer warranty.

Vehicle-specific tuning for the 14th-generation Ford F-150 anchors this FOX Performance Series 2.0 coil-over IFP shock. Its aluminum body is specified to dissipate heat faster than steel, while the internal floating piston separates oil from high-pressure nitrogen gas for a defined damping layout.

The bolt-on solution is tuned specifically for the 14th-generation F-150, helping shoppers focus on a vehicle-directed suspension package rather than a universal shock. FOX says the setup can level or raise the truck without straining ball joints or linkages. The aluminum body dissipates heat faster than steel, and the IFP separates oil from high-pressure nitrogen gas. Black anodized, CNC-machined aluminum components complete the specified construction; check the particular package’s fit and lift application before choosing.

Pros
  • Vehicle-specific tuning for 14th-generation Ford F-150
  • Bolt-on solution described for leveling or raising the truck
  • Aluminum body dissipates heat faster than steel
  • IFP separates oil from high-pressure nitrogen gas
Cons
  • The supplied details do not state a lift-height range.

Skip it if you need a stated lift-height range before choosing; this listing describes leveling or raising but supplies no numerical range.

This FOX shock suits an owner of a 14th-generation F-150 seeking a vehicle-tuned bolt-on option for leveling or raising. Its supplied details do not quantify lift height, so buyers who need a specific range should verify that application before selecting it.

Full product details
BrandFox Racing
Compatible with Vehicle TypeTruck
Included ComponentsSuspension Shock Absorber
ManufacturerFOX Offroad Shocks
Part Number985-02-146
Manufacturer Warranty Description1 year manufacturer
MaterialAluminum
Model Number985-02-146
StyleMusic
Style NameMusic
Additional InformationImportant Information Proposition 65 Warning for California Consumers WARNING: This product can expose you to chemicals including lead which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov

Listed on Amazon as: Fox Offroad Shocks 985-02-146 Performance Series 2.0 Coil-Over IFP Shock

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King 25001-151 Kit

#4 · Internal Reservoir Pick

4. King 25001-151 Kit

  • Material Type: Aluminum
  • Compatible with Vehicle Type: Truck
  • Weight: 49 lb

Best for: Reservoir Performance Truck Kit.

Why it ranks #4: The truck coil-over kit includes an internal reservoir, 2.5-inch shock bodies, vehicle-specific valving, and supplied installation hardware.

An internal reservoir and 2.5-inch shock bodies define this King Shocks performance coil-over kit, aimed at truck buyers seeking a larger-body setup. The listing states gas-charged reservoirs for fade-free performance and up to a 25% increase in effective wheel travel, connecting the package to its intended performance use.

The 2.5-inch shock bodies and gas-charged reservoirs are the package’s central hardware features; King associates the reservoirs with fade-free performance. The listed vehicle-specific valving connects damping to an application rather than presenting a universal setting, while the stated wheel-travel increase is up to 25%. Supplied hardware is described for easy bolt-on installation. The package lists the main component only, however, so buyers should not assume it contains a complete vehicle suspension set or additional components.

Pros
  • Internal reservoir configuration
  • Large 2.5-inch shock bodies
  • Gas-charged reservoirs described for fade-free performance
  • Vehicle-specific valving and up to 25% effective wheel-travel increase stated
Cons
  • The package contents are listed as the main component only.

Skip it if you need a complete multi-shock suspension set included; this package lists the main component only.

This King Shocks kit suits a truck owner seeking a reservoir-equipped performance coil-over with vehicle-specific valving. Its travel claim is up to 25%, not a guaranteed figure for every setup, and the listing identifies only the main component.

Full product details
BrandKing Shocks
Compatible with Vehicle TypeTruck
Included ComponentsMain component only
Item Weight49 pounds
ManufacturerKing Shocks
Part Number25001-151
Manufacturer Warranty DescriptionPlease contact us if you experience any issues within 30 days of receipt.
MaterialAluminum
Model Number25001-151
StyleModern
Style NameModern
Additional InformationImportant Information Proposition 65 Warning for California Consumers WARNING: This product can expose you to chemicals including 1,1,2,2-tetrachloroethane which is known to the State of California to cause cancer. For more information go to www.P65Warnings.ca.gov

Listed on Amazon as: King Shocks 25001-151 Performance Coil Over Shock Kit w/Internal Reservoir Performance Coil Over Shock Kit

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JEGS 555-64900 Shock

#5 · Most Adjustable

5. JEGS 555-64900 Shock

  • Material Type: Aluminum
  • Compatible with Vehicle Type: Car
  • Weight: 3.5 lb

Best for: Fine-Tuning Adjustable Shock.

Why it ranks #5: This front-or-rear car shock offers 18 compression and 18 rebound positions, with 324 valving options and stated mounting dimensions.

Eighteen compression and eighteen rebound positions provide 324 valving options on this JEGS double-adjustable shock, giving suspension tuners separate controls for dialing in response. Its front-or-rear suitability and stated dimensions help buyers evaluate whether its mounting and travel range match a particular build.

Separate compression and rebound adjustment gives users 324 listed valving combinations, supporting a more tailored setup than a fixed setting. The shock measures 10-1/8 inches compressed and 14 inches extended, with 3.880 inches of stroke and a stated ride height of 11-1/2 to 12-1/2 inches. Kevlar/PTFE bearing-style ends accept 1/2-inch bolts. Although described for front or rear use on almost any vehicle, those dimensions and mounting requirements still govern whether it suits a specific installation.

Pros
  • 18 compression and 18 rebound adjustment positions
  • 324 stated valving options
  • Front- or rear-use description
  • Kevlar/PTFE bearing-style ends for 1/2-inch bolts
Cons
  • Its 3.880-inch stroke is a fixed travel limit for the suspension setup.

Skip it if you need suspension travel beyond 3.880 inches; this shock’s stated stroke is shorter than that requirement.

This JEGS shock suits a builder who wants separate compression and rebound tuning and whose installation matches its dimensions and 1/2-inch mounting requirement. Check compressed and extended lengths as well as the 3.880-inch stroke against the suspension layout.

Full product details
BrandJEGS
Compatible with Vehicle TypeCar
Included ComponentsPer Item Description
Item Weight3.5 pounds
ManufacturerJEGS
Part Number64900
Manufacturer Warranty Description30 Days
MaterialAluminum
Model Number555-64900
StyleCompression
Style NameCompression

Listed on Amazon as: Double Adjustable Coil-Over Front or Rear Shock

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JEGS 64948 Shock

#6

6. JEGS 64948 Shock

  • Material Type: Aluminum
  • Compatible with Vehicle Type: Car
  • Weight: 4.2 lb

Best for: Longer-Travel Single Adjustment.

Why it ranks #6: The car coil-over shock lists 18 valving options and specific compressed, extended, ride-height, and spring-length dimensions for fitment checks.

A 13-inch compressed height and 19-1/2-inch extended height set the fit envelope for this JEGS single-adjustable coil-over shock. Its 18 valving options use one knob to adjust compression and rebound simultaneously, giving a builder a straightforward way to change both responses together.

The one-knob control simultaneously adjusts compression and rebound across 18 valving options, making tuning a single-control task rather than two separate adjustments. The stated dimensions are 13 inches compressed, 19-1/2 inches extended, and 16 to 16-3/4 inches at ride height; the spring length is 14 inches. A spherical-bearing mount and lightweight machined aluminum body complete the listed design. These measurements help determine whether the shock fits the intended car suspension and available travel.

Pros
  • 18 valving options
  • One knob simultaneously adjusts compression and rebound
  • 13-inch compressed and 19-1/2-inch extended heights specified
  • Spherical-bearing mount and machined aluminum body
Cons
  • Compression and rebound adjust together through one knob, not separately.

Skip it if you need independent compression and rebound controls; this shock adjusts both simultaneously with one knob.

This JEGS shock suits a car builder who wants one-knob adjustment and whose suspension accepts its stated lengths and 14-inch spring. Its combined compression-and-rebound control is the key boundary for anyone seeking independent tuning.

Full product details
BrandJEGS
Compatible with Vehicle TypeCar
Included ComponentsPer Item Description
Item Weight4.2 pounds
ManufacturerJEGS
Part Number64948
Manufacturer Warranty Description30 Days
MaterialAluminum
Model Number555-64948
StyleModern
Style NameModern

Listed on Amazon as: JEGS 64948 Single Adjustable Coil-Over Shock [Compressed Height: 13 in.]

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FOX 985-02-156 Shock

#7

7. FOX 985-02-156 Shock

  • Material Type: Aluminum, Steel
  • Compatible with Vehicle Type: Car, Truck
  • Weight: 21 lb

Best for: FOX Aluminum IFP Shock.

Why it ranks #7: The aluminum-and-steel FOX Performance Series shock is described for car and truck use, but the supplied listing gives no specific vehicle application.

An internal floating piston separates oil from high-pressure nitrogen gas in this FOX Performance Series 2.0 coil-over IFP shock. Its aluminum body dissipates heat faster than steel, pairing a specific internal design with a material advantage for buyers considering a performance-oriented suspension component.

FOX describes this shock as performance-tuned for a vehicle-specific application, so its application details matter when matching it to a car or truck. The aluminum body is specified to shed heat faster than steel, and the IFP keeps oil separated from high-pressure nitrogen gas. Black anodized, CNC-machined aluminum components round out the listed construction. The supplied information identifies a single suspension shock absorber, rather than a complete front-and-rear set, which affects what a buyer needs for a full-vehicle replacement.

Pros
  • Performance-tuned for a vehicle-specific application
  • Aluminum body dissipates heat faster than steel
  • IFP separates oil from high-pressure nitrogen gas
  • Black anodized CNC-machined aluminum components
Cons
  • The package is listed as one suspension shock absorber, not a complete set.

Skip it if you need a complete front-and-rear package in one purchase; this listing identifies one suspension shock absorber.

Consider this FOX for a buyer matching a single performance-series shock to its vehicle-specific application. The aluminum body and IFP are clearly described, but the package is one shock, so it is not a complete front-and-rear set.

Full product details
BrandFOX Factory
Compatible with Vehicle TypeCar, Truck
Included ComponentsSuspension Shock Absorber
Item Weight21 pounds
ManufacturerFox Shocks
Part Number985-02-156
Manufacturer Warranty Description1 Year Manufacturer
MaterialAluminum, Steel
Model Number985-02-156
StylePerformance Off-road
Style NamePerformance Off-road

Listed on Amazon as: FOX Offroad Shocks 985-02-156 Performance Series 2.0 Coil-Over IFP Shock

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QA1 DS402 Shock

#8

8. QA1 DS402 Shock

  • Material Type: Aluminum
  • Compatible with Vehicle Type: Car, Truck

Best for: Ride-Height Adjustable QA1.

Why it ranks #8: This single car-or-truck shock provides ride-height adjustment and simultaneous compression and rebound adjustment, though dimensions and application details are limited.

Ride-height adjustment paired with simultaneous compression and rebound valve adjustment gives the QA1 DS402 two useful setup controls in one coil-over shock absorber. Its aluminum construction and car-and-truck compatibility make it a candidate for builders matching a single component to a suitable suspension installation.

The DS402’s ride-height adjustment lets a builder alter the shock’s listed ride-height setting, while simultaneous compression and rebound valve adjustment changes both damping responses together. That combined control keeps adjustment focused, but does not provide separate compression and rebound settings. QA1 identifies the unit as an aluminum coil-over shock absorber compatible with cars and trucks. The supplied details identify one item and do not state travel dimensions or a vehicle-specific application, so installation planning requires those details from the applicable setup.

Pros
  • Ride height is adjustable
  • Compression and rebound valve adjustment operate simultaneously
  • Aluminum construction
  • Listed for car and truck compatibility
Cons
  • The supplied product details do not specify compressed or extended length.

Skip it if you need listed compressed and extended lengths to plan installation; those dimensions are not supplied for this shock.

This QA1 suits a car or truck builder seeking ride-height adjustment and combined compression-and-rebound control in one shock. Because the listing gives no travel dimensions or vehicle-specific application, match those details to the intended installation.

Full product details
BrandQA1
Compatible with Vehicle TypeCar, Truck
Included ComponentsItem
ManufacturerQA1
Part NumberDS402
MaterialAluminum
Model NumberDS402
StyleModern
Style NameModern
Additional InformationImportant Information Proposition 65 Warning for California Consumers WARNING: This product can expose you to chemicals including styrene which is known to the State of California to cause cancer. For more information go to www.P65Warnings.ca.gov Proposition 65 Warning for California Consumers WARNING: Cancer and Reproductive Harm – www.P65Warnings.ca.gov

Listed on Amazon as: QA1 DS402 Coil-over Shock Absorber

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Speedmaster PCE494.1006 Kit

#9

9. Speedmaster PCE494.1006 Kit

  • Material Type: Aluminum
  • Compatible with Vehicle Type: Car, Truck
  • Weight: 24.2 lb

Best for: V8 Racing Rear Coil-Over.

Why it ranks #9: The rear coil-over kit lists 13.840-inch extended and 10-inch collapsed lengths, but it is racing-only and explicitly not for street use.

A rear coil-over set with an OEM-style bolt pattern targets universal V8 multi-application performance builds, offering a direct-fit-style starting point for builders whose application matches. The aluminum construction and stated 13.840-inch extended and 10-inch collapsed lengths give useful boundaries for planning installation.

Speedmaster lists this as a rear-shock coil-over kit for universal V8 multi-application use, with eyelet upper mounts measuring 5/8 inch. Its 13.840-inch extended and 10-inch collapsed lengths help builders check available suspension space before installation. The aluminum build and standard OEM bolt pattern support the stated performance-build and bolt-on positioning. However, the kit has no adjustable valving, is not gas charged, and is expressly intended for racing applications only—not street use—so the application boundary is central to the decision.

Pros
  • Rear shocks included in the coil-over kit
  • Aluminum construction
  • 5/8-inch eyelet upper mount
  • 10-inch collapsed and 13.840-inch extended lengths specified
Cons
  • Intended for racing applications only and not for street use.

Skip it if you need a street-use suspension component; this Speedmaster kit is expressly intended for racing applications only.

This Speedmaster set is for a V8 multi-application racing build whose mounting and length requirements match the listing. Its rear position and non-adjustable valving make the application specific, and its racing-only restriction rules it out for street use.

Full product details
BrandSpeedmaster
Compatible with Vehicle TypeCar, Truck
Included ComponentsAs pictured
Item Weight24.2 pounds
ManufacturerSpeedmaster
Part NumberPCE494.1006
Manufacturer Warranty Description12-Month Limited Worldwide Warranty
MaterialAluminum
Model NumberPCE494.1006
StyleModern
Style NameModern
Additional InformationImportant information

Listed on Amazon as: Coil-Over Shock Set Compatible with Universal V8 multi-application – Performance Build, Direct Fit

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HiBuyer Rear ATV Shocks

#10

10. HiBuyer Rear ATV Shocks

  • Material Type: Alloy Steel
  • Compatible with Vehicle Type: ATV

Best for: Paired ATV Rear Shocks.

Why it ranks #10: This pair is specified for ATV use with 400-pound-rate springs, so it is a poor match for buyers seeking car or truck coil-over shocks.

A pair of rear shock absorbers arrives together for left- and right-side replacement, making this HiBuyer set a straightforward option for an ATV needing both rear dampers. Its listed 400-pound spring rate and alloy-steel construction provide key details for evaluating the suspension setup before purchase.

The two included shocks cover both rear sides, so the order is configured as a pair rather than a single replacement. HiBuyer lists a 400-pound spring rate, a 5/8-inch bolt hole, and a 9/16-inch hardened shaft; those dimensions and rate help buyers compare the parts with their suspension requirements. The alloy-steel construction is specified for strength and durability, while the product description identifies smoother ride and damping management as its intended benefits.

Pros
  • Two rear shock absorbers included for left and right sides
  • Listed 400-pound spring rate
  • 5/8-inch bolt hole and 9/16-inch hardened shaft specified
  • Alloy-steel construction
Cons
  • The stated application is ATV rear suspension, not a vehicle-specific truck fit.

Skip it if you need front dampers or a vehicle-specific fit listing; this product is identified as a rear ATV shock pair.

Choose this pair when an ATV needs both rear dampers and the stated spring rate and mounting dimensions suit the setup. The listing gives rear positioning and key measurements, so buyers seeking a front set or specified vehicle fit should look elsewhere.

Full product details
BrandHiBuyer
Compatible with Vehicle TypeATV
Included Componentsrear left & right shock absorbers
ManufacturerHiBuyer
Part NumberCOS_UN_400X2
Manufacturer Warranty Description90 days
MaterialAlloy Steel
Model Number400 Pound
StyleModern
Style NameModern

Listed on Amazon as: Rear Shock Damper,Rear Street Coilover Springs

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Avoiding coil-over fitment and lift mismatches

The most important fitment trap is treating a broad vehicle label as proof that a shock fits your exact model and suspension. The FOX F-150 set specifies 2014–2016 4WD fitment, while the FOX 4Runner set covers 2WD and 4WD models and a different lift range; neither description makes them interchangeable with other years or trims. The Fox 985-02-146 listing references a 14th-generation F-150, so buyers should reconcile that application description with their exact truck before ordering.

Also distinguish a complete package from a single shock: the two FOX sets include front coil-overs and rear shocks, while several other listings describe one suspension shock or a kit with limited application details. Confirm mounting style, compressed and extended lengths where provided, and whether your existing suspension height is within the listed range.

If those details are missing, verify them with the seller or manufacturer before installation.

Understand what adjustability does—and does not—tell you

An adjustable shock or preload ring gives you a way to change setup, but the listing alone does not establish that every setting suits your vehicle. The F-150 FOX set uses an adjustable preload ring for up to 2 inches of front lift, and its spanner wrench is not included. The JEGS 555-64900 instead provides 18 compression and 18 rebound positions; the JEGS 64948 lists 18 valving options that adjust compression and rebound together.

QA1 describes simultaneous compression and rebound adjustment but supplies few dimensions in this data. These are different adjustment systems, not directly comparable measures of ride quality.

Choose based on the adjustment you actually need and whether the product’s dimensions and mounting match your build. A setting range cannot compensate for incorrect fitment, and the supplied information does not specify an ideal setting for any particular vehicle or driving condition.

How to Choose Coil-Over Shocks

Vehicle fit and package coverage

Start by matching the exact vehicle application and deciding whether you need a complete set or an individual shock. The FOX F-150 package covers 2014–2016 4WD trucks and includes front and rear components; the FOX 4Runner package lists 2WD and 4WD fitment. By contrast, JEGS 555-64900 is described for front or rear use on almost any vehicle, but still requires dimension and mounting checks.

Buyers replacing a matched vehicle-specific setup should favor the complete FOX packages when their application matches. Custom-build owners may consider a standalone shock, but should verify mounting and travel dimensions rather than relying on broad car-or-truck compatibility.

Adjustment type and lift range

Look for the kind of adjustment that addresses your setup, and do not confuse preload with damping adjustment. The FOX F-150 set’s preload ring allows factory height to 2 inches of front lift; its rear compatibility is listed at 0–1 inch. The 4Runner set lists 0–2 inches front and 2–3 inches rear.

JEGS 555-64900 offers 18 compression and 18 rebound positions, while the 64948 lists 18 options that adjust both together. Buyers seeking a documented lift range should favor the vehicle-specific FOX set that matches their vehicle.

Custom suspension tuners may prefer a JEGS adjuster, after confirming dimensions and mounting are suitable.

Construction and intended use

Match construction and stated use to your vehicle and project rather than assuming every coil-over serves the same purpose. FOX’s vehicle-specific products list aluminum bodies; the F-150 set is a monotube gas-charged design and is rebuildable and nitrogen-rechargeable. The King truck kit specifies 2.5-inch bodies and an internal reservoir, while Speedmaster identifies its rear kit as racing-only and not for street use.

Buyers looking for a documented road-and-off-road truck setup should prioritize a matching vehicle-specific listing. A racing build may consider Speedmaster only if its stated restriction suits the project.

For the King kit, confirm vehicle fitment because the supplied data does not name a specific model.

Which Coil-Over Shocks Should You Choose?

Choose the FOX 2.0 F-150 Set if you own a compatible 2014–2016 4WD F-150 and want a front-and-rear package with adjustable front preload. For a compatible 2WD or 4WD 4Runner, the FOX 2.0 4Runner Set is the more relevant complete setup, with its listed 2–3-inch rear lift range. The Fox 985-02-146 Coil-Over is a candidate for a 14th-generation F-150 when you need the listed single coil-over rather than a complete set.

For a custom car setup, compare the JEGS 555-64900 Shock and JEGS 64948 Shock by their dimensions and adjustment style. Consider the King 25001-151 Kit for its internal reservoir only after confirming application.

Avoid the ATV pair for cars and trucks, and reserve the Speedmaster kit for racing use.

Frequently Asked Questions

How do I confirm a coil-over shock will fit my vehicle and suspension setup?

Match the listing to your vehicle’s year, make, model, drive configuration, and suspension setup, then verify whether it is for the front or rear and whether it is a single part or a complete set. Check any stated lift range and dimensions against your setup. If fitment remains unclear, confirm with the seller or manufacturer before ordering.

Should I replace coil-over shocks in pairs or as a complete set?

Replace components in matched pairs on the same axle to keep damping consistent side to side. A complete set is appropriate when you intend to update both front and rear suspension and the package matches your vehicle. Check exactly what the listing includes; some options are single shocks, while others include front and rear components.

What suspension changes may require an alignment after installing coil-over shocks?

An alignment is generally worth checking after installation if ride height, preload, or other suspension settings change, since these can affect wheel angles. Follow the vehicle and component maker’s guidance, and have alignment checked after settling the suspension when recommended. Do not assume a shock replacement alone always requires the same adjustment on every vehicle.

What should I check when choosing between adjustable coil-overs?

Check what the adjustment controls and whether it suits your intended setup; adjustment styles can differ. Also confirm vehicle fitment, front or rear position, included components, and any stated height or lift range. For custom applications, compare dimensions and mounting requirements rather than assuming that an adjustable or universal listing will fit.

When is a complete front-and-rear package preferable to a single coil-over?

Choose a complete package when you want matched front and rear components and the listing explicitly covers your vehicle. A single coil-over may suit a specific replacement or custom application, but verify its position and compatibility before purchase. For example, the listed F-150 set is intended for compatible 2014–2016 4WD trucks, while the single listing is for a different application.

Final Words

For compatible 2014–2016 4WD F-150 owners seeking a front-and-rear package with adjustable front preload, the FOX 2.0 F-150 set is the strongest overall choice in this roundup. 4Runner owners should compare the corresponding 4Runner set instead. For other vehicles or custom builds, verify application, dimensions, position, and adjustment style first.

Treat single-shock and universal listings cautiously, and reserve the ATV pair and racing kit for their stated uses.

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