PRT Performance Ride 818123 Suspension Strut and Coil Spring Assembly - Front Right

Overview of PRT Suspension Strut and Coil Spring Assembly

The PRT Performance Ride Suspension Strut and Coil Spring Assembly (part number 818123) is engineered for reliable suspension performance on INFINITI and Nissan vehicles, specifically the Pathfinder and QX4 models. Designed to restore factory ride height and handling, this assembly integrates a durable coil spring with a shock strut for a complete suspension solution.

• Compatible with INFINITI Pathfinder and Nissan QX4
• Compressed length: 15.12 inches
• Travel length: 7.36 inches
• Spring made from 55crsi material for strength
• Housing constructed from Q235b steel for durability
• Includes dust shield for extended component life
• Upper mount type: bolt; lower mount type: bracket hole
• Regular grade suspension component
• Mounting hardware not included

Detailed Product Description

This PRT Suspension Strut and Coil Spring Assembly combines a single coil spring with a shock strut to provide consistent suspension support and damping for the INFINITI Pathfinder and Nissan QX4. The spring is manufactured from 55crsi steel, known for its resilience and fatigue resistance, while the strut housing uses Q235b steel, offering structural integrity under road stress. The assembly features a compressed length of 15.12 inches and a travel length of 7.36 inches, ensuring proper suspension travel and ride height restoration. The upper mount uses a bolt type connection, and the lower mount utilizes a bracket hole, matching OEM mounting points for straightforward installation. A dust shield is included to protect the strut from debris and extend service life. This assembly does not include mounting hardware and does not offer adjustable damping or rebound features.

The PRT Suspension Strut and Coil Spring Assembly product line focuses on providing complete suspension units that simplify replacement and maintain vehicle handling characteristics. This line is designed to meet regular grade specifications, making it suitable for standard driving conditions without progressive spring rates or adjustable features.

Common Applications and Problem Solving

• Restores factory ride height and suspension geometry on INFINITI Pathfinder and Nissan QX4
• Replaces worn or damaged struts and coil springs to improve ride comfort
• Addresses suspension noise caused by failing strut assemblies
• Eliminates excessive body roll and instability during cornering
• Prevents premature tire wear due to suspension misalignment

Installation Notes and Tips

• Verify compatibility with your vehicle’s make, model, and year before installation
• Use appropriate tools to remove old strut and spring assembly safely
• Ensure upper and lower mounts align correctly with bolt and bracket hole types
• Check for any worn mounting hardware and replace separately as needed
• Professional installation is recommended to maintain suspension safety and performance

Quality Assurance and Warranty

The PRT Performance Ride Suspension Strut and Coil Spring Assembly (part number 818123) is manufactured to meet industry standards for material quality and durability. The use of 55crsi spring steel and Q235b housing material ensures long-lasting performance under normal driving conditions. While mounting hardware is not included, the assembly comes with a dust shield to protect internal components. Warranty details should be confirmed with the point of purchase or manufacturer documentation.