OE Quality
60-Day Returns

Rancho RS55605 Shock Absorber - Front or Rear
Overview of Rancho RS5000X Suspension Shock Absorber
The Rancho RS5000X RS55605 suspension shock absorber is engineered for reliable performance on Chevrolet, Isuzu, and Nissan trucks and SUVs. Designed to meet the demands of vehicles like the Chevrolet 720, Nissan Frontier, and Isuzu Trooper, this shock absorber offers precise control and durability for improved ride quality.
- Compressed length: 9 inches
- Extended length: 13.84 inches
- Travel length: 4.84 inches
- Dust shield included for added protection
- Lower mount: Loop bushing & sleeve mount (12mm sleeve ID x 1.1/4" sleeve OAL)
- Upper mount: Stem mount (2.3/8" stem length x 3/8"-16 thread pitch)
- Reserve tube diameter: 1.751 inches
- Parts pack included (P01134)
- No compressed or extended bumper stops
- No extended hydraulic lockout
Details on the RS5000X Product Line
The RS5000X line from Rancho is designed to provide consistent damping performance for light trucks and SUVs. This product line focuses on delivering a balance between comfort and control, making it suitable for vehicles used in both daily driving and moderate off-road conditions. The RS55605 shock absorber maintains this balance with its specific travel length and mounting configurations tailored for select Chevrolet, Isuzu, and Nissan models.
Technical Description of the RS55605 Shock Absorber
The RS55605 shock absorber features a compressed length of 9 inches and an extended length of 13.84 inches, allowing for a travel length of 4.84 inches. It includes a dust shield to protect internal components from debris and extend service life. The lower mounting uses a loop bushing and sleeve mount with a 12mm inner diameter sleeve, ensuring a secure fit and reducing noise and vibration. The upper mount is a stem mount with a 2.3/8 inch stem length and 3/8"-16 thread pitch, compatible with the specified vehicle models. This shock absorber does not include compressed or extended bumper stops or an extended hydraulic lockout, focusing on straightforward suspension damping performance.
Compatible Vehicles and Applications
- Chevrolet 720 pickup trucks
- Isuzu LUV and Trooper models
- Nissan D21 and Frontier pickups
- General suspension upgrade or replacement for compatible models
- Addressing worn or damaged shocks causing poor ride quality or handling
Installation Notes and Tips
Installation of the Rancho RS55605 shock absorber requires matching the mounting points carefully to the vehicle’s specifications. Ensure the loop bushing and sleeve mount on the lower end and the stem mount on the upper end align correctly. Use the included parts pack (P01134) for hardware replacement if necessary. It is recommended to inspect related suspension components during installation and replace any worn bushings or mounts to maintain optimal performance.
Quality Assurance and Warranty
Rancho RS5000X shocks are manufactured to meet industry standards for durability and performance. The RS55605 shock absorber is built with quality materials and includes a dust shield for extended service life. Warranty details should be confirmed with the manufacturer or authorized distributor, as coverage may vary by region and application.
| Brand | Rancho |
|---|---|
| Part Number | RS55605 |
| Position | RS5000X, Front |
| LS23 | |
| S4 | |
| Compressed Bumper Stop | No |
| Compressed Length | 9 |
| Dust Shield Included | Yes |
| Extended Bumper Stop | No |
| Extended Hydraulic Lockout | No |
| Extended Length | 13.84 |
| Lower Mounting Description | Loop Bushing & Sleeve Mount - 12MM Sleeve ID X 1.1/4" Sleeve OAL |
| Parts Pack | P01134 |
| Reserve Tube Diameter | 1.751 |
| Travel Length | 4.84 |
| Upper Mounting Description | Stem Mount - 2.3/8" Stem Length X 3/8"-16 Thread Pitch |
This part fits 56 vehicles. Search below:
| Year | Make | Model | Body Type | Drive Type | Position | Notes |
|---|---|---|---|---|---|---|
| 2004 | Nissan | Frontier | Extended Cab Pickup | RWD | Front | Shocks are 1 3/16 (in) Bore; without Desert Runner Package; with Front Raised Height 0 (in); RS5000X |
| 2003 | Nissan | Frontier | Extended Cab Pickup | RWD | Front | Shocks are 1 3/16 (in) Bore; without Desert Runner Package; with Front Raised Height 0 (in); RS5000X |
| 2002 | Nissan | Frontier | Extended Cab Pickup | RWD | Front | Shocks are 1 3/16 (in) Bore; without Desert Runner Package; with Front Raised Height 0 (in); RS5000X |
| 2001 | Nissan | Frontier | Standard Cab Pickup | RWD | Front | Shocks are 1 3/16 (in) Bore; without Desert Runner Package; with Front Raised Height 0 (in); RS5000X |
| 2001 | Nissan | Frontier | Extended Cab Pickup | RWD | Front | Shocks are 1 3/16 (in) Bore; without Desert Runner Package; with Front Raised Height 0 (in); RS5000X |
| 2000 | Nissan | Frontier | Standard Cab Pickup | RWD | Front | Shocks are 1 3/16 (in) Bore; without Desert Runner Package; with Front Raised Height 0 (in); RS5000X |
| 2000 | Nissan | Frontier | Extended Cab Pickup | RWD | Front | Shocks are 1 3/16 (in) Bore; without Desert Runner Package; with Front Raised Height 0 (in); RS5000X |
| 1999 | Nissan | Frontier | RWD | Front | Shocks are 1 3/16 (in) Bore; with Front Raised Height 0 (in); RS5000X | |
| 1998 | Nissan | Frontier | RWD | Front | Shocks are 1 3/16 (in) Bore; with Front Raised Height 0 (in); RS5000X | |
| 1997 | Nissan | Pickup | Rear | Shocks are 1 3/16 (in) Bore; with Front Raised Height 0 (in) to 1.5 (in); RS5000X | ||
| 1996 | Nissan | Pickup | Rear | Shocks are 1 3/16 (in) Bore; with Front Raised Height 0 (in) to 1.5 (in); RS5000X | ||
| 1995 | Nissan | Pickup | Rear | Shocks are 1 3/16 (in) Bore; with Front Raised Height 0 (in) to 1.5 (in); RS5000X | ||
| 1994 | Nissan | D21 | Front | Shocks are 1 3/16 (in) Bore; with Front Raised Height 0 (in) to 1.5 (in); RS5000X | ||
| 1993 | Nissan | D21 | Front | Shocks are 1 3/16 (in) Bore; with Front Raised Height 0 (in) to 1.5 (in); RS5000X | ||
| 1992 | Nissan | D21 | Front | Shocks are 1 3/16 (in) Bore; with Front Raised Height 0 (in) to 1.5 (in); RS5000X | ||
| 1991 | Nissan | D21 | Front | Shocks are 1 3/16 (in) Bore; with Front Raised Height 0 (in) to 1.5 (in); RS5000X | ||
| 1990 | Nissan | D21 | Front | Shocks are 1 3/16 (in) Bore; with Front Raised Height 0 (in) to 1.5 (in); RS5000X | ||
| 1989 | Nissan | D21 | Front | Shocks are 1 3/16 (in) Bore; with Front Raised Height 0 (in) to 1.5 (in); RS5000X | ||
| 1988 | Isuzu | Pickup | Front | Shocks are 1 3/16 (in) Bore; with Front Raised Height 0 (in); RS5000X | ||
| 1988 | Isuzu | Trooper | 4WD | Front | Shocks are 1 3/16 (in) Bore; with Front Raised Height 0 (in) to 1.0 (in); RS5000X | |
| 1988 | Nissan | D21 | Front | Shocks are 1 3/16 (in) Bore; with Front Raised Height 0 (in) to 1.5 (in); RS5000X | ||
| 1987 | Isuzu | Pickup | Front | Shocks are 1 3/16 (in) Bore; with Front Raised Height 0 (in); RS5000X | ||
| 1987 | Isuzu | Trooper | 4WD | Front | Shocks are 1 3/16 (in) Bore; with Front Raised Height 0 (in) to 1.0 (in); RS5000X | |
| 1987 | Nissan | D21 | Front | Shocks are 1 3/16 (in) Bore; with Front Raised Height 0 (in) to 1.5 (in); RS5000X | ||
| 1986 | Isuzu | Pickup | Front | Shocks are 1 3/16 (in) Bore; with Front Raised Height 0 (in); RS5000X | ||
| 1986 | Isuzu | Trooper | 4WD | Front | Shocks are 1 3/16 (in) Bore; with Front Raised Height 0 (in) to 1.0 (in); RS5000X | |
| 1986 | Nissan | 720 | 4WD | Front | Shocks are 1 3/16 (in) Bore; with Front Raised Height 0 (in) to 1.5 (in); RS5000X | |
| 1986 | Nissan | 720 | RWD | Front | Shocks are 1 3/16 (in) Bore; with Front Raised Height 0 (in) to 1.5 (in); RS5000X | |
| 1986 | Nissan | D21 | Front | Shocks are 1 3/16 (in) Bore; with Front Raised Height 0 (in) to 1.5 (in); RS5000X | ||
| 1985 | Isuzu | Pickup | Front | Shocks are 1 3/16 (in) Bore; with Front Raised Height 0 (in); RS5000X | ||
| 1985 | Isuzu | Trooper | 4WD | Front | Shocks are 1 3/16 (in) Bore; with Front Raised Height 0 (in) to 1.0 (in); RS5000X | |
| 1985 | Nissan | 720 | 4WD | Front | Shocks are 1 3/16 (in) Bore; with Front Raised Height 0 (in) to 1.5 (in); RS5000X | |
| 1985 | Nissan | 720 | RWD | Front | Shocks are 1 3/16 (in) Bore; with Front Raised Height 0 (in) to 1.5 (in); RS5000X | |
| 1984 | Isuzu | Pickup | Front | Shocks are 1 3/16 (in) Bore; with Front Raised Height 0 (in); RS5000X | ||
| 1984 | Isuzu | Trooper | 4WD | Front | Shocks are 1 3/16 (in) Bore; with Front Raised Height 0 (in) to 1.0 (in); RS5000X | |
| 1984 | Nissan | 720 | 4WD | Front | Shocks are 1 3/16 (in) Bore; with Front Raised Height 0 (in) to 1.5 (in); RS5000X | |
| 1984 | Nissan | 720 | RWD | Front | Shocks are 1 3/16 (in) Bore; with Front Raised Height 0 (in) to 1.5 (in); RS5000X | |
| 1983 | Isuzu | Pickup | Front | Shocks are 1 3/16 (in) Bore; with Front Raised Height 0 (in); RS5000X | ||
| 1983 | Nissan | 720 | 4WD | Front | Shocks are 1 3/16 (in) Bore; with Front Raised Height 0 (in) to 1.5 (in); RS5000X | |
| 1983 | Nissan | 720 | RWD | Front | Shocks are 1 3/16 (in) Bore; with Front Raised Height 0 (in) to 1.5 (in); RS5000X | |
| 1982 | Chevrolet | LUV | Front | Shocks are 1 3/16 (in) Bore; with Front Raised Height 0 (in) to 2.0 (in); RS5000X | ||
| 1982 | Isuzu | Pickup | Front | Shocks are 1 3/16 (in) Bore; with Front Raised Height 0 (in); RS5000X | ||
| 1982 | Nissan | 720 | 4WD | Front | Shocks are 1 3/16 (in) Bore; with Front Raised Height 0 (in) to 1.5 (in); RS5000X | |
| 1982 | Nissan | 720 | RWD | Front | Shocks are 1 3/16 (in) Bore; with Front Raised Height 0 (in) to 1.5 (in); RS5000X | |
| 1981 | Chevrolet | LUV | Front | Shocks are 1 3/16 (in) Bore; with Front Raised Height 0 (in) to 2.0 (in); RS5000X | ||
| 1981 | Isuzu | Pickup | Front | Shocks are 1 3/16 (in) Bore; with Front Raised Height 0 (in); RS5000X | ||
| 1981 | Nissan | 720 | 4WD | Front | Shocks are 1 3/16 (in) Bore; with Front Raised Height 0 (in) to 1.5 (in); RS5000X | |
| 1981 | Nissan | 720 | RWD | Front | Shocks are 1 3/16 (in) Bore; with Front Raised Height 0 (in) to 1.5 (in); RS5000X | |
| 1980 | Chevrolet | LUV | Front | Shocks are 1 3/16 (in) Bore; with Front Raised Height 0 (in) to 2.0 (in); RS5000X | ||
| 1980 | Nissan | 720 | 4WD | Front | Shocks are 1 3/16 (in) Bore; with Front Raised Height 0 (in) to 1.5 (in); RS5000X | |
| 1980 | Nissan | 720 | RWD | Front | Shocks are 1 3/16 (in) Bore; with Front Raised Height 0 (in) to 1.5 (in); RS5000X | |
| 1979 | Chevrolet | LUV | Front | Shocks are 1 3/16 (in) Bore; with Front Raised Height 0 (in) to 2.0 (in); RS5000X | ||
| 1978 | Chevrolet | LUV | RWD | Front | Shocks are 1 3/16 (in) Bore; with Front Raised Height 0 (in) to 2.0 (in); RS5000X | |
| 1977 | Chevrolet | LUV | RWD | Front | Shocks are 1 3/16 (in) Bore; with Front Raised Height 0 (in) to 2.0 (in); RS5000X | |
| 1976 | Chevrolet | LUV | RWD | Front | Shocks are 1 3/16 (in) Bore; with Front Raised Height 0 (in) to 2.0 (in); RS5000X | |
| 1975 | Chevrolet | LUV | RWD | Front | Shocks are 1 3/16 (in) Bore; with Front Raised Height 0 (in) to 2.0 (in); 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.