OE Quality
60-Day Returns

Monroe 172104 Suspension Strut and Coil Spring Assembly - Rear Left
Monroe Quick-Strut Complete Strut Assembly Overview
The Monroe Quick-Strut Complete Strut Assembly 172104 is designed specifically for Lexus RX300 models, providing a reliable suspension upgrade. This gas-charged suspension strut and coil spring assembly comes with all necessary mounting hardware for a straightforward installation.
- Compatible with Lexus RX300
- Part Number: 172104
- Gas-charged strut for consistent damping
- Includes mounting hardware for easy installation
- Compressed length: 17.86 inches
- Travel length: 8.16 inches
- Body length: 18.13 inches
- Extended length: 26.02 inches
- Parts pack included (P01113)
About the Quick-Strut Complete Strut Assembly Line
The Monroe Quick-Strut Complete Strut Assembly line offers a fully assembled suspension strut and coil spring unit designed to simplify replacement and restore original ride quality. This product line integrates a gas-charged shock absorber with a pre-assembled coil spring and includes all necessary mounting hardware, reducing installation time and effort. The 172104 model is tailored for the Lexus RX300, ensuring precise fitment and performance.
Product Details and Specifications
This Monroe Quick-Strut assembly features a compressed length of 17.86 inches and an extended length of 26.02 inches, providing the appropriate range of motion for the Lexus RX300 suspension system. The travel length of 8.16 inches allows for effective shock absorption over varying road conditions. The body length measures 18.13 inches, contributing to the overall fit and function within the vehicle's suspension architecture. Being gas charged, this strut assembly offers consistent damping performance and improved handling characteristics. The included parts pack (P01113) and mounting hardware ensure a complete replacement solution.
Common Applications and Problem Resolution
- Restores suspension performance on Lexus RX300
- Eliminates excessive bouncing or poor ride quality
- Addresses strut noise or clunking issues
- Corrects uneven tire wear caused by worn struts
- Improves vehicle handling and stability
Installation Notes and Tips
Installation of the Monroe Quick-Strut Complete Strut Assembly 172104 is simplified by the inclusion of all necessary mounting hardware. It is recommended to verify vehicle compatibility with the Lexus RX300 model before installation. Proper torque specifications should be followed to ensure secure mounting. Alignment check after installation is advised to maintain optimal handling and tire wear.
Quality Assurance and Warranty
Monroe manufactures this Quick-Strut assembly to meet or exceed OEM standards for fit, form, and function. The gas-charged design supports consistent performance over the product's lifespan. While specific warranty details are not provided here, Monroe typically offers limited warranties on their suspension components. Consult product documentation or Monroe directly for warranty terms related to part number 172104.
| Brand | Monroe |
| Part Number | 172104 |
| Position | Quick-Strut Complete Strut Assembly, Rear Left |
| Body Length | 18.13 |
| Compressed Length | 17.86 |
| Extended Length | 26.02 |
| Gas Charged | Yes |
| Mounting Hardware Included | YES |
| Parts Pack | P01113 |
| Travel Length | 8.16 |
This part fits 5 vehicles. Search below:
| Year | Make | Model | Drive Type | Position | Notes |
|---|---|---|---|---|---|
| 2003 | Lexus | RX300 | FWD | Rear Left | USA-made Suspension Strut and Coil Spring Assembly with Strut Mount for OEM application-specific replacements.; Quick-Strut Complete Strut Assembly |
| 2002 | Lexus | RX300 | FWD | Rear Left | USA-made Suspension Strut and Coil Spring Assembly with Strut Mount for OEM application-specific replacements.; Quick-Strut Complete Strut Assembly |
| 2001 | Lexus | RX300 | FWD | Rear Left | USA-made Suspension Strut and Coil Spring Assembly with Strut Mount for OEM application-specific replacements.; Quick-Strut Complete Strut Assembly |
| 2000 | Lexus | RX300 | FWD | Rear Left | USA-made Suspension Strut and Coil Spring Assembly with Strut Mount for OEM application-specific replacements.; Quick-Strut Complete Strut Assembly |
| 1999 | Lexus | RX300 | FWD | Rear Left | USA-made Suspension Strut and Coil Spring Assembly with Strut Mount for OEM application-specific replacements.; Quick-Strut Complete Strut Assembly |
* 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.