OE Quality
60-Day Returns

Rancho RS55255 Shock Absorber - Front
Overview of Rancho RS55255 Suspension Shock Absorber
The Rancho RS55255 suspension shock absorber is engineered specifically for Jeep TJ and Wrangler models. Designed to enhance ride quality and vehicle control, this shock absorber integrates key features tailored for off-road and on-road performance.
- Compatible with Jeep TJ and Wrangler models
- Compressed length: 15.8 inches
- Extended length: 26.53 inches
- Travel length: 10.73 inches
- Includes dust shield for extended durability
- Lower mount: Cross pin mount with closed-ended 5/16" hole ID
- Upper mount: Stem mount with 2 3/8" stem length and 3/8"-16 thread pitch
- Reserve tube diameter: 2.18 inches
- Part number: RS55255
Details on Rancho RS5000X Shock Absorber Line
The RS5000X line from Rancho focuses on delivering reliable suspension components designed for rugged use and consistent performance. This product line emphasizes durability and precise fitment, making it suitable for Jeep TJ and Wrangler vehicles requiring dependable shock absorbers that maintain vehicle stability under various driving conditions.
Technical Description and Features
The Rancho RS55255 shock absorber features a compressed length of 15.8 inches and an extended length of 26.53 inches, providing a travel length of 10.73 inches. This range supports effective suspension articulation and helps maintain tire contact with the terrain. The shock includes a dust shield to protect internal components from debris and extend service life. The lower mounting uses a cross pin mount with a closed-ended 5/16" hole ID, while the upper mounting is a stem mount with a 2 3/8" stem length and 3/8"-16 thread pitch, ensuring secure and precise installation. The reserve tube diameter of 2.18 inches contributes to consistent damping performance.
Applications and Problem Solving
- Improves ride comfort and handling on Jeep TJ and Wrangler models
- Reduces suspension bottoming and harsh impacts
- Minimizes dust and debris intrusion with included dust shield
- Restores proper suspension travel and vehicle stability
- Addresses wear-related shock absorber failure or leakage
Installation Notes and Tips
- Verify compatibility with Jeep TJ and Wrangler before installation
- Ensure mounting points match cross pin and stem mount specifications
- Inspect existing suspension components for wear during replacement
- Use proper torque settings for upper and lower mounts
- Consider professional installation if unfamiliar with suspension systems
Quality Assurance and Warranty
Rancho RS55255 shock absorbers are manufactured to meet OEM standards for fit and function. The inclusion of a dust shield enhances durability under demanding conditions. While specific warranty details are not provided here, Rancho products typically come with a limited warranty covering defects in materials and workmanship. Consult product documentation or Rancho directly for exact warranty terms.
| Brand | Rancho |
|---|---|
| Part Number | RS55255 |
| Position | RS5000X, Front |
| S4 | |
| Compressed Bumper Stop | No |
| Compressed Length | 15.8 |
| Dust Shield Included | Yes |
| Extended Bumper Stop | No |
| Extended Hydraulic Lockout | No |
| Extended Length | 26.53 |
| Lower Mounting Code | XP4 |
| Lower Mounting Description | Cross Pin Mount - Closed Ended, 5/16" Hole ID (Both Ends) X 2.7/16" Pin Length (Hole Center to Center) |
| Parts Pack | P01136 |
| Reserve Tube Diameter | 2.18 |
| Travel Length | 10.73 |
| Upper Mounting Description | Stem Mount - 2.3/8" Stem Length X 3/8"-16 Thread Pitch |
This part fits 20 vehicles. Search below:
| Year | Make | Model | Position | Notes |
|---|---|---|---|---|
| 2006 | Jeep | TJ | Front | Front Raised Height: 3.5 inches; Compatible with Rancho RS66113B System(s); RS5000X |
| 2006 | Jeep | Wrangler | Front | Front Raised Height: 3.5 inches; Compatible with Rancho RS66113B System(s); RS5000X |
| 2005 | Jeep | TJ | Front | Front Raised Height: 3.5 inches; Compatible with Rancho RS66113B System(s); RS5000X |
| 2005 | Jeep | Wrangler | Front | Front Raised Height: 3.5 inches; Compatible with Rancho RS66113B System(s); RS5000X |
| 2004 | Jeep | TJ | Front | Front Raised Height: 3.5 inches; Compatible with Rancho RS66113B System(s); RS5000X |
| 2004 | Jeep | Wrangler | Front | Front Raised Height: 3.5 inches; Compatible with Rancho RS66113B System(s); RS5000X |
| 2003 | Jeep | TJ | Front | Front Raised Height: 3.5 inches; Compatible with Rancho RS66113B System(s); RS5000X |
| 2003 | Jeep | Wrangler | Front | Front Raised Height: 3.5 inches; Compatible with Rancho RS66113B System(s); RS5000X |
| 2002 | Jeep | TJ | Front | Front Raised Height: 3.5 inches; Compatible with Rancho RS66113B System(s); RS5000X |
| 2002 | Jeep | Wrangler | Front | Front Raised Height: 3.5 inches; Compatible with Rancho RS66113B System(s); RS5000X |
| 2001 | Jeep | TJ | Front | Front Raised Height: 3.5 inches; Compatible with Rancho RS66113B System(s); RS5000X |
| 2001 | Jeep | Wrangler | Front | Front Raised Height: 3.5 inches; Compatible with Rancho RS66113B System(s); RS5000X |
| 2000 | Jeep | TJ | Front | Front Raised Height: 3.5 inches; Compatible with Rancho RS66113B System(s); RS5000X |
| 2000 | Jeep | Wrangler | Front | Front Raised Height: 3.5 inches; Compatible with Rancho RS66113B System(s); RS5000X |
| 1999 | Jeep | TJ | Front | Front Raised Height: 3.5 inches; Compatible with Rancho RS66113B System(s); RS5000X |
| 1999 | Jeep | Wrangler | Front | Front Raised Height: 3.5 inches; Compatible with Rancho RS66113B System(s); RS5000X |
| 1998 | Jeep | TJ | Front | Front Raised Height: 3.5 inches; Compatible with Rancho RS66113B System(s); RS5000X |
| 1998 | Jeep | Wrangler | Front | Front Raised Height: 3.5 inches; Compatible with Rancho RS66113B System(s); RS5000X |
| 1997 | Jeep | TJ | Front | Front Raised Height: 3.5 inches; Compatible with Rancho RS66113B System(s); RS5000X |
| 1997 | Jeep | Wrangler | Front | Front Raised Height: 3.5 inches; Compatible with Rancho RS66113B System(s); RS5000X |
* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
This part directly replaces or is cross-referenced with the following part numbers:
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.