Rancho
RS5000X

Rancho RS55188 Shock Absorber - Front

Brand Rancho RS55188
Position Front
LS23
S4
Compressed Bumper Stop No
Compressed Length 8.87
Dust Shield Included No
Extended Bumper Stop Yes
Extended Hydraulic Lockout No
Extended Length 12.7
Lower Mounting Description Loop Bushing & Sleeve Mount - 12MM Sleeve ID X 1.1/4" Sleeve OAL
Parts Pack P01134
Reserve Tube Diameter 2
Travel Length 3.83
Upper Mounting Description Stem Mount - 2.3/8" Stem Length X 3/8"-16 Thread Pitch
Product line RS5000X
Fits Nissan · 62 vehicles

Exclusive valving system. Delivers more responsive handling and performance on and off road.

Advanced compression functionality. Improves control through a wider range of driving conditions.

Suspension shock absorber with loop and stem mounts for a direct replacement fit.

Cross-references RS5188 for the same application. See all 1.

$80.85Free shipping
In stock · usually ships same day before 1pm CST
Step 1 — Confirm fitment
Free return shipping if it doesn't fit when you check fitment here first.

Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
Step 2 — Quantity
Shock Absorbers are typically replaced in pairs, axle by axle.
Order total $80.85
Free shipping to the continental U.S.
Free returns within 60 days if it doesn't fit when fitment is verified.

Rancho RS5000X Front Shock for Nissan

The Rancho RS5000X front suspension shock absorber is built for Nissan Frontier, Xterra, and D21 applications that need controlled ride response on pavement and improved stability off-road. Part number RS55188 uses Rancho’s RS5000X valving and advanced compression control to help balance comfort, handling, and suspension control.

Key Features

  • Rancho RS5000X front shock absorber for suspension replacement
  • Exclusive valving system for improved on-road and off-road handling
  • Advanced compression functionality for more controlled damping response
  • Reserve tube diameter: 2 in.
  • Compressed length: 8.87 in.; extended length: 12.7 in.; travel length: 3.83 in.
  • Upper mount: stem mount with 2.3/8 in. stem length and 3/8 in.-16 thread pitch
  • Lower mount: loop bushing and sleeve mount with 12 mm sleeve ID and 1.1/4 in. sleeve OAL
  • Extended bumper stop: Yes

Product Details

Rancho RS55188 is a front suspension shock absorber in the RS5000X line, a product family focused on controlled damping for trucks and SUVs that see mixed driving conditions. This shock is engineered for front suspension use on 1998-2004 Nissan Frontier, 2000-2004 Nissan Xterra, and 1986-1994 Nissan D21 applications listed below. This part cross-references Monroe Shocks & Struts (e.g., 172286, 182286) for the same application.

What This Shock Absorber Helps Address

  • Excessive front-end bounce after bumps or dips
  • Loose or unsettled steering feel on rough roads
  • Reduced control during off-road suspension movement
  • Worn shock performance that can affect ride quality
  • Front suspension response that feels inconsistent under load

Installation Notes and Fitment

  • Fits 1998-2004 Nissan Frontier, front, front suspension strut for vehicles with 0" lift, suitable for installation.; RS5000X
  • Fits 2000-2004 Nissan Frontier, front, with Desert Runner Package; with Front Raised Height 0 (in); RS5000X
  • Fits 2000-2004 Nissan Frontier, front, with Rancho Suspension System; with Front Raised Height 2.5 (in); RS5000X
  • Fits 2000-2004 Nissan Xterra, front, with Rancho Suspension System; with Front Raised Height 2.5 (in); RS5000X
  • Fits 1986-1994 Nissan D21, front, with Front Raised Height 2.5 (in); RS5000X

Verify front suspension configuration, lift height, and mounting style before installation. The upper stem mount and lower loop bushing/sleeve mount should match the vehicle’s existing shock hardware and suspension setup. Part number RS55188 is intended for the front position only.

Quality Assurance

Rancho RS5000X shocks are built around a specialized valving design and compression tuning aimed at consistent damping performance for street and trail use. RS55188 is part of Rancho’s RS5000X product line for Nissan Frontier, Xterra, and D21 front suspension applications.

This part fits 62 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelBody TypeDrive TypePositionNotes
2004NissanFrontierCrew Cab PickupRWDFrontFront suspension strut for vehicles with 0" lift, suitable for installation.; RS5000X
2004NissanFrontierExtended Cab Pickup4WDFrontFront suspension strut for vehicles with 0" lift, suitable for installation.; RS5000X
2004NissanFrontierCrew Cab Pickup4WDFrontFront suspension strut for vehicles with 0" lift, suitable for installation.; RS5000X
2004NissanFrontierExtended Cab PickupRWDFrontwith Desert Runner Package; with Front Raised Height 0 (in); RS5000X
2004NissanFrontierExtended Cab PickupRWDFrontwith Rancho Suspension System; with Front Raised Height 2.5 (in); RS5000X
2004NissanFrontierExtended Cab Pickup4WDFrontwith Rancho Suspension System; with Front Raised Height 2.5 (in); RS5000X
2004NissanFrontierCrew Cab PickupRWDFrontwith Rancho Suspension System; with Front Raised Height 2.5 (in); RS5000X
2004NissanFrontierCrew Cab Pickup4WDFrontwith Rancho Suspension System; with Front Raised Height 2.5 (in); RS5000X
2004NissanXterraFrontwith Rancho Suspension System; with Front Raised Height 2.5 (in); RS5000X
2003NissanFrontierCrew Cab PickupRWDFrontFront suspension strut for vehicles with 0" lift, suitable for installation.; RS5000X
2003NissanFrontierExtended Cab Pickup4WDFrontFront suspension strut for vehicles with 0" lift, suitable for installation.; RS5000X
2003NissanFrontierCrew Cab Pickup4WDFrontFront suspension strut for vehicles with 0" lift, suitable for installation.; RS5000X
2003NissanFrontierExtended Cab PickupRWDFrontwith Desert Runner Package; with Front Raised Height 0 (in); RS5000X
2003NissanFrontierExtended Cab PickupRWDFrontwith Rancho Suspension System; with Front Raised Height 2.5 (in); RS5000X
2003NissanFrontierExtended Cab Pickup4WDFrontwith Rancho Suspension System; with Front Raised Height 2.5 (in); RS5000X
2003NissanFrontierCrew Cab PickupRWDFrontwith Rancho Suspension System; with Front Raised Height 2.5 (in); RS5000X
2003NissanFrontierCrew Cab Pickup4WDFrontwith Rancho Suspension System; with Front Raised Height 2.5 (in); RS5000X
2003NissanXterraFrontwith Rancho Suspension System; with Front Raised Height 2.5 (in); RS5000X
2002NissanFrontierCrew Cab PickupRWDFrontFront suspension strut for vehicles with 0" lift, suitable for installation.; RS5000X
2002NissanFrontierExtended Cab Pickup4WDFrontFront suspension strut for vehicles with 0" lift, suitable for installation.; RS5000X
2002NissanFrontierCrew Cab Pickup4WDFrontFront suspension strut for vehicles with 0" lift, suitable for installation.; RS5000X
2002NissanFrontierExtended Cab PickupRWDFrontwith Desert Runner Package; with Front Raised Height 0 (in); RS5000X
2002NissanFrontierExtended Cab PickupRWDFrontwith Rancho Suspension System; with Front Raised Height 2.5 (in); RS5000X
2002NissanFrontierExtended Cab Pickup4WDFrontwith Rancho Suspension System; with Front Raised Height 2.5 (in); RS5000X
2002NissanFrontierCrew Cab PickupRWDFrontwith Rancho Suspension System; with Front Raised Height 2.5 (in); RS5000X
2002NissanFrontierCrew Cab Pickup4WDFrontwith Rancho Suspension System; with Front Raised Height 2.5 (in); RS5000X
2002NissanXterraFrontwith Rancho Suspension System; with Front Raised Height 2.5 (in); RS5000X
2001NissanFrontierCrew Cab PickupRWDFrontFront suspension strut for vehicles with 0" lift, suitable for installation.; RS5000X
2001NissanFrontierStandard Cab Pickup4WDFrontFront suspension strut for vehicles with 0" lift, suitable for installation.; RS5000X
2001NissanFrontierExtended Cab Pickup4WDFrontFront suspension strut for vehicles with 0" lift, suitable for installation.; RS5000X
2001NissanFrontierCrew Cab Pickup4WDFrontFront suspension strut for vehicles with 0" lift, suitable for installation.; RS5000X
2001NissanFrontierStandard Cab PickupRWDFrontwith Desert Runner Package; with Front Raised Height 0 (in); RS5000X
2001NissanFrontierExtended Cab PickupRWDFrontwith Desert Runner Package; with Front Raised Height 0 (in); RS5000X
2001NissanFrontierExtended Cab PickupRWDFrontwith Rancho Suspension System; with Front Raised Height 2.5 (in); RS5000X
2001NissanFrontierExtended Cab Pickup4WDFrontwith Rancho Suspension System; with Front Raised Height 2.5 (in); RS5000X
2001NissanFrontierCrew Cab PickupRWDFrontwith Rancho Suspension System; with Front Raised Height 2.5 (in); RS5000X
2001NissanFrontierCrew Cab Pickup4WDFrontwith Rancho Suspension System; with Front Raised Height 2.5 (in); RS5000X
2001NissanXterraFrontwith Rancho Suspension System; with Front Raised Height 2.5 (in); RS5000X
2000NissanFrontierCrew Cab PickupRWDFrontFront suspension strut for vehicles with 0" lift, suitable for installation.; RS5000X
2000NissanFrontierStandard Cab Pickup4WDFrontFront suspension strut for vehicles with 0" lift, suitable for installation.; RS5000X
2000NissanFrontierExtended Cab Pickup4WDFrontFront suspension strut for vehicles with 0" lift, suitable for installation.; RS5000X
2000NissanFrontierCrew Cab Pickup4WDFrontFront suspension strut for vehicles with 0" lift, suitable for installation.; RS5000X
2000NissanFrontierStandard Cab PickupRWDFrontwith Desert Runner Package; with Front Raised Height 0 (in); RS5000X
2000NissanFrontierExtended Cab PickupRWDFrontwith Desert Runner Package; with Front Raised Height 0 (in); RS5000X
2000NissanFrontierExtended Cab PickupRWDFrontwith Rancho Suspension System; with Front Raised Height 2.5 (in); RS5000X
2000NissanFrontierExtended Cab Pickup4WDFrontwith Rancho Suspension System; with Front Raised Height 2.5 (in); RS5000X
2000NissanFrontierCrew Cab PickupRWDFrontwith Rancho Suspension System; with Front Raised Height 2.5 (in); RS5000X
2000NissanFrontierCrew Cab Pickup4WDFrontwith Rancho Suspension System; with Front Raised Height 2.5 (in); RS5000X
2000NissanXterraFrontwith Rancho Suspension System; with Front Raised Height 2.5 (in); RS5000X
1999NissanFrontierStandard Cab Pickup4WDFrontFront suspension strut for vehicles with 0" lift, suitable for installation.; RS5000X
1999NissanFrontierExtended Cab Pickup4WDFrontFront suspension strut for vehicles with 0" lift, suitable for installation.; RS5000X
1998NissanFrontierStandard Cab Pickup4WDFrontFront suspension strut for vehicles with 0" lift, suitable for installation.; RS5000X
1998NissanFrontierExtended Cab Pickup4WDFrontFront suspension strut for vehicles with 0" lift, suitable for installation.; RS5000X
1994NissanD21Frontwith Front Raised Height 2.5 (in); RS5000X
1993NissanD21Frontwith Front Raised Height 2.5 (in); RS5000X
1992NissanD21Frontwith Front Raised Height 2.5 (in); RS5000X
1991NissanD21Frontwith Front Raised Height 2.5 (in); RS5000X
1990NissanD21Frontwith Front Raised Height 2.5 (in); RS5000X
1989NissanD21Frontwith Front Raised Height 2.5 (in); RS5000X
1988NissanD21Frontwith Front Raised Height 2.5 (in); RS5000X
1987NissanD21Frontwith Front Raised Height 2.5 (in); RS5000X
1986NissanD21Frontwith Front Raised Height 2.5 (in); RS5000X
Directly replaces or cross-references 1 part number
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
RS5188