Find Parts That Fit
Rancho 90-02 Toyota 4Runner Rear RS5000X Shock
$63.32
Not sure it fits? Ask our fitment team — we check before it ships.
$63.32
$63.32
Tech Specs
- Brand
- Rancho
- SKU
- RHORS55187
- Manufacturer part number
- RS55187
- Category
- Suspension › Shocks and Struts
- Shipping weight
- 6.1 lb
- Availability
- Stocked
- EPA
- N/A
BUILT TO LAST -- Low-friction, self-lubricating seal retains gas and oil for quicker rebound and smoother compression while the application-specific piston delivers heightened control of shock motion due to the expanded piston area
| Year | Make | Model | Submodel |
|---|---|---|---|
| 1996-2001 | Toyota | 4Runner | Base |
| 1996-2002 | Toyota | 4Runner | Limited |
| 1990-2002 | Toyota | 4Runner | SR5 |
- BUILT TO LAST -- Low-friction, self-lubricating seal retains gas and oil for quicker rebound and smoother compression while the application-specific piston delivers heightened control of shock motion due to the expanded piston area
- STRONG AND DURABLE -- Features a 16mm nitro-carburized piston rod to resist scuffs & corrosion, double-welded loops at stress areas, 35mm sintered iron piston for enhanced structural integrity and polyvinyl protective boot
- HANDLES EXTREME TEMPERATURE CHANGES -- Large twin-tube body filled with all-weather fluid allows for cooler operation, increased vehicle control and ability to withstand internal temperatures of -40 to 248°F
- SMOOTH PERFORMANCE -- Polyurethane rebound bumper and rubber bushings help absorb ride harshness while the fluon-banded piston enhances responsiveness to changing road conditions for an overall smoother ride
- MAINTAINS VEHICLE CONTROL -- Compression Control Valve is custom-tuned for each vehicle to regulate fluid transfer to absorb impacts without disc flutter and help maintain shock motion control
- IMPROVED HANDLING AND PERFORMANCE -- Cross Tuned technology featuring exclusive rebound valving system and advanced compression phase improves overall handling and performance on and off road
- MINIMIZES ROUGH RIDE -- Exclusive Progressive Engagement Valving is custom-tuned for each vehicle to help reduce initial impacts at low speeds and minimizes a rough ride
- REDUCES FADE -- Nitrogen gas pressurized to 150 PSI to minimize air-to-oil mixture to reduce damping performance fade and foaming
- BUY WITH CONFIDENCE -- Comes with Rancho’s Limited Lifetime Warranty
Related Tech Articles
How to Choose a Big Brake Kit Without Overbuying
A big brake kit doesn't shorten your stopping distance — tires do. What it actually buys is heat capacity and pedal consistency. How to choose rotor diameter, piston area and pad compound, and when fluid and pads are the smarter spend.
Where Exhaust Power Actually Comes From
Almost every cat-back horsepower claim online is unsourced. Here's what an independent dyno test actually measured, why scavenging lives in the headers and not the cat-back, and where the power really is on a turbo car.
Coilovers vs Lowering Springs: How to Actually Decide
Both lower the car — but the decision is really about the damper. Why stock dampers and aftermarket spring rates fight each other, when springs are genuinely the right call, and what each path costs you beyond the parts.
- Choosing a selection results in a full page refresh.
- Opens in a new window.