OE Quality
60-Day Returns

Monroe 172121 Suspension Strut and Coil Spring Assembly - Front Left
Monroe Quick-Strut Complete Strut Assembly Overview
The Monroe Quick-Strut Complete Strut Assembly 172121 is designed specifically for Kia Rio models, providing a reliable suspension upgrade. This gas-charged strut and coil spring assembly comes with all necessary mounting hardware for a straightforward installation.
- Compatible with Kia Rio vehicles
- Complete strut and coil spring assembly
- Gas charged for consistent damping performance
- Includes mounting hardware (Parts Pack P01125)
- Compressed length: 14 inches, Travel length: 5.375 inches
- Body length: 13 inches, Extended length: 19.375 inches
Features and Specifications of Part Number 172121
This Monroe Quick-Strut Complete Strut Assembly (part number 172121) features a gas-charged design that helps maintain consistent ride quality and handling. The assembly includes a coil spring and all mounting hardware, making it a direct replacement for the original suspension components on the Kia Rio. Key dimensions include a compressed length of 14 inches, a travel length of 5.375 inches, a body length of 13 inches, and an extended length of 19.375 inches, ensuring proper fit and function.
About the Quick-Strut Complete Strut Assembly Line
The Quick-Strut Complete Strut Assembly line by Monroe offers a fully assembled suspension solution that combines the strut, coil spring, and mounting hardware into one unit. This design reduces installation time and eliminates the need to reuse old components, which can compromise performance. The Quick-Strut assemblies are engineered to meet or exceed OE specifications, providing a reliable replacement for the Kia Rio's suspension system.
Common Suspension Issues Addressed
- Worn or leaking struts causing poor ride quality
- Broken or sagging coil springs affecting vehicle height and handling
- Excessive noise or vibration from suspension components
- Difficulty maintaining vehicle stability during cornering
- Uneven tire wear due to suspension failure
Installation Notes and Tips
The Monroe Quick-Strut Complete Strut Assembly 172121 includes all necessary mounting hardware, simplifying the installation process on Kia Rio models. It is recommended to have the vehicle aligned after installation to ensure proper handling and tire wear. Use appropriate tools and follow vehicle-specific service manuals for safe and accurate replacement.
Quality Assurance and Warranty
Monroe manufactures the Quick-Strut Complete Strut Assembly to meet strict quality standards. The gas-charged design and included mounting hardware ensure durability and consistent performance. While specific warranty details are not provided here, Monroe typically offers coverage against defects in materials and workmanship. Consult product documentation or the manufacturer for exact warranty terms.
| Brand | Monroe |
|---|---|
| Part Number | 172121 |
| Position | Quick-Strut Complete Strut Assembly, Front Left |
| Body Length | 13 |
| Compressed Length | 14 |
| Extended Length | 19.375 |
| Gas Charged | Yes |
| Mounting Hardware Included | YES |
| Parts Pack | P01125 |
| Travel Length | 5.375 |
This part fits 2 vehicles. Search below:
| Year | Make | Model | Position | Notes |
|---|---|---|---|---|
| 2002 | Kia | Rio | Front Left | For commercial use, refer to product warranty; includes strut, strut mount, and coil spring; premium quality with limited lifetime warranty.; Quick-Strut Complete Strut Assembly |
| 2001 | Kia | Rio | Front Left | For commercial use, refer to product warranty; includes strut, strut mount, and coil spring; premium quality with limited lifetime warranty.; 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.