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Rancho RS999921 Suspension Strut and Coil Spring Assembly - Front Right
Rancho Suspension Strut and Coil Spring Assembly Overview
The Rancho RS999921 suspension strut and coil spring assembly is engineered for reliable performance on Nissan and INFINITI trucks and SUVs. Designed specifically for models like the Nissan Armada, Titan, and INFINITI QX56, this assembly offers precise fitment and durable construction to maintain vehicle stability and ride comfort.
- Compressed length: 11.29 inches
- Travel length: 3.71 inches
- Body length: 10.78 inches with SS3 body type
- Includes dust shield for protection against debris
- Extended bumper stop included for enhanced suspension travel
- Lower and upper loop bushing mounts with 5/8" bushing ID and 1.5/16" bushing OAL
- Reserve tube diameter of 2 inches for improved durability
- Parts pack included (P01101) for installation
Detailed Product Description
The Rancho RS999921 suspension strut and coil spring assembly is designed to meet the specific suspension requirements of Nissan Armada, Titan, and INFINITI QX56 vehicles. Featuring a compressed length of 11.29 inches and a travel length of 3.71 inches, this assembly ensures smooth suspension articulation and consistent ride quality. The SS3 body type provides a robust structure with a body length of 10.78 inches, while the 2-inch reserve tube diameter enhances shock absorption and longevity.
This assembly includes a dust shield to protect internal components from dirt and debris, extending the service life of the strut. The extended bumper stop helps prevent damage during full suspension compression, improving durability under demanding driving conditions. Both the upper and lower mounts utilize loop bushing designs with precise dimensions (5/8" bushing ID x 1.5/16" bushing OAL) to ensure secure and vibration-resistant installation.
Applications and Problem Solving
- Restores proper suspension height and alignment on Nissan Armada, Titan, and INFINITI QX56
- Reduces excessive body roll and improves handling stability
- Eliminates noise and vibration caused by worn or damaged struts
- Prevents premature wear of tires due to suspension issues
- Enhances ride comfort by maintaining consistent damping performance
Installation Notes and Tips
Installation of the Rancho RS999921 suspension strut and coil spring assembly requires standard suspension tools and safety precautions. Ensure the vehicle is securely lifted and supported before removing the old strut assembly. Verify that the loop bushing mounts align correctly with the vehicle’s mounting points to avoid installation issues. The included parts pack (P01101) contains necessary hardware for a complete installation. It is recommended to have a professional alignment performed after installation to maintain proper suspension geometry.
Quality Assurance and Warranty
Rancho suspension components are manufactured to meet OEM specifications for fit and function. The RS999921 assembly undergoes rigorous quality control to ensure durability and consistent performance. While specific warranty details are not provided here, Rancho typically offers limited warranties covering defects in materials and workmanship. Consult Rancho’s official documentation or authorized distributors for exact warranty terms.
| Brand | Rancho |
|---|---|
| Part Number | RS999921 |
| Body Length | 10.78 |
| Body Type | SS3 |
| Compressed Bumper Stop | No |
| Compressed Length | 11.29 |
| Dust Shield Included | Yes |
| Extended Bumper Stop | Yes |
| Extended Hydraulic Lockout | No |
| Extended Length | 15 |
| Lower Mounting Description | Loop Bushing Mount - 5/8" Bushing ID X 1.5/16" Bushing OAL |
| Parts Pack | P01101 |
| Reserve Tube Diameter | 2 |
| Travel Length | 3.71 |
| Upper Mounting Description | Loop Bushing Mount - 5/8" Bushing ID X 1.5/16" Bushing OAL |
This part fits 61 vehicles. Search below:
| Year | Make | Model | Submodel | Position | Notes |
|---|---|---|---|---|---|
| 2024 | Nissan | TITAN | SV | Front Right | |
| 2023 | Nissan | TITAN | S | Front Right | |
| 2022 | Nissan | TITAN | S | Front Right | |
| 2021 | Nissan | TITAN | S | Front Right | |
| 2020 | Nissan | TITAN | S | Front Right | |
| 2019 | Nissan | TITAN | S | Front Right | without Off Road Package; Raises Front 1.75 (in) |
| 2019 | Nissan | TITAN | SV | Front Right | without Off Road Package; Raises Front 1.75 (in) |
| 2019 | Nissan | TITAN | SL | Front Right | without Off Road Package; Raises Front 1.75 (in) |
| 2018 | Nissan | TITAN | S | Front Right | without Off Road Package; Raises Front 1.75 (in) |
| 2018 | Nissan | TITAN | SV | Front Right | without Off Road Package; Raises Front 1.75 (in) |
| 2018 | Nissan | TITAN | SL | Front Right | without Off Road Package; Raises Front 1.75 (in) |
| 2017 | Nissan | TITAN | S | Front Right | without Off Road Package; Raises Front 1.75 (in) |
| 2017 | Nissan | TITAN | SV | Front Right | without Off Road Package; Raises Front 1.75 (in) |
| 2017 | Nissan | TITAN | SL | Front Right | without Off Road Package; Raises Front 1.75 (in) |
| 2015 | Nissan | Armada | Front Right | without Automatic Rear Air Leveling System; Raises Front 1.75 (in); Rear Kit Required to Level the Rear to the Front Height. | |
| 2015 | Nissan | TITAN | S | Front Right | without Off Road Package; Raises Front 1.75 (in) |
| 2015 | Nissan | TITAN | SV | Front Right | without Off Road Package; Raises Front 1.75 (in) |
| 2015 | Nissan | TITAN | SL | Front Right | without Off Road Package; Raises Front 1.75 (in) |
| 2014 | Nissan | Armada | Front Right | without Automatic Rear Air Leveling System; Raises Front 1.75 (in); Rear Kit Required to Level the Rear to the Front Height. | |
| 2014 | Nissan | TITAN | S | Front Right | without Off Road Package; Raises Front 1.75 (in) |
| 2014 | Nissan | TITAN | SV | Front Right | without Off Road Package; Raises Front 1.75 (in) |
| 2014 | Nissan | TITAN | SL | Front Right | without Off Road Package; Raises Front 1.75 (in) |
| 2013 | Nissan | Armada | Front Right | without Automatic Rear Air Leveling System; Raises Front 1.75 (in); Rear Kit Required to Level the Rear to the Front Height. | |
| 2013 | Nissan | TITAN | S | Front Right | without Off Road Package; Raises Front 1.75 (in) |
| 2013 | Nissan | TITAN | SV | Front Right | without Off Road Package; Raises Front 1.75 (in) |
| 2013 | Nissan | TITAN | SL | Front Right | without Off Road Package; Raises Front 1.75 (in) |
| 2012 | Nissan | Armada | Front Right | without Automatic Rear Air Leveling System; Raises Front 1.75 (in); Rear Kit Required to Level the Rear to the Front Height. | |
| 2012 | Nissan | TITAN | S | Front Right | without Off Road Package; Raises Front 1.75 (in) |
| 2012 | Nissan | TITAN | SV | Front Right | without Off Road Package; Raises Front 1.75 (in) |
| 2012 | Nissan | TITAN | SL | Front Right | without Off Road Package; Raises Front 1.75 (in) |
| 2011 | INFINITI | QX56 | Front Right | Raises Front 1.75 (in); Rear Kit Required to Level the Rear to the Front Height. | |
| 2011 | Nissan | Armada | Front Right | without Automatic Rear Air Leveling System; Raises Front 1.75 (in); Rear Kit Required to Level the Rear to the Front Height. | |
| 2011 | Nissan | TITAN | S | Front Right | without Off Road Package; Raises Front 1.75 (in) |
| 2011 | Nissan | TITAN | SV | Front Right | without Off Road Package; Raises Front 1.75 (in) |
| 2011 | Nissan | TITAN | SL | Front Right | without Off Road Package; Raises Front 1.75 (in) |
| 2010 | INFINITI | QX56 | Front Right | Raises Front 1.75 (in); Rear Kit Required to Level the Rear to the Front Height. | |
| 2010 | Nissan | Armada | Front Right | without Automatic Rear Air Leveling System; Raises Front 1.75 (in); Rear Kit Required to Level the Rear to the Front Height. | |
| 2010 | Nissan | TITAN | LE | Front Right | without Off Road Package; Raises Front 1.75 (in) |
| 2010 | Nissan | TITAN | SE | Front Right | without Off Road Package; Raises Front 1.75 (in) |
| 2010 | Nissan | TITAN | XE | Front Right | without Off Road Package; Raises Front 1.75 (in) |
| 2009 | INFINITI | QX56 | Front Right | Raises Front 1.75 (in); Rear Kit Required to Level the Rear to the Front Height. | |
| 2009 | Nissan | Armada | Front Right | without Automatic Rear Air Leveling System; Raises Front 1.75 (in); Rear Kit Required to Level the Rear to the Front Height. | |
| 2009 | Nissan | TITAN | LE | Front Right | without Off Road Package; Raises Front 1.75 (in) |
| 2009 | Nissan | TITAN | SE | Front Right | without Off Road Package; Raises Front 1.75 (in) |
| 2009 | Nissan | TITAN | XE | Front Right | without Off Road Package; Raises Front 1.75 (in) |
| 2008 | INFINITI | QX56 | Front Right | Raises Front 1.75 (in); Rear Kit Required to Level the Rear to the Front Height. | |
| 2008 | Nissan | Armada | Front Right | without Automatic Rear Air Leveling System; Raises Front 1.75 (in); Rear Kit Required to Level the Rear to the Front Height. | |
| 2008 | Nissan | TITAN | LE | Front Right | without Off Road Package; Raises Front 1.75 (in) |
| 2008 | Nissan | TITAN | SE | Front Right | without Off Road Package; Raises Front 1.75 (in) |
| 2008 | Nissan | TITAN | XE | Front Right | without Off Road Package; Raises Front 1.75 (in) |
| 2007 | INFINITI | QX56 | Front Right | Raises Front 1.75 (in); Rear Kit Required to Level the Rear to the Front Height. | |
| 2007 | Nissan | Armada | Front Right | without Automatic Rear Air Leveling System; Raises Front 1.75 (in); Rear Kit Required to Level the Rear to the Front Height. | |
| 2007 | Nissan | TITAN | Front Right | without Off Road Package; Raises Front 1.75 (in) | |
| 2006 | INFINITI | QX56 | Front Right | Raises Front 1.75 (in); Rear Kit Required to Level the Rear to the Front Height. | |
| 2006 | Nissan | Armada | Front Right | without Automatic Rear Air Leveling System; Raises Front 1.75 (in); Rear Kit Required to Level the Rear to the Front Height. | |
| 2006 | Nissan | TITAN | Front Right | without Off Road Package; Raises Front 1.75 (in) | |
| 2005 | INFINITI | QX56 | Front Right | Raises Front 1.75 (in); Rear Kit Required to Level the Rear to the Front Height. | |
| 2005 | Nissan | Armada | Front Right | without Automatic Rear Air Leveling System; Raises Front 1.75 (in); Rear Kit Required to Level the Rear to the Front Height. | |
| 2005 | Nissan | TITAN | Front Right | without Off Road Package; Raises Front 1.75 (in) | |
| 2004 | INFINITI | QX56 | Front Right | Raises Front 1.75 (in); Rear Kit Required to Level the Rear to the Front Height. | |
| 2004 | Nissan | TITAN | Front Right | without Off Road Package; Raises Front 1.75 (in) |
* 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.