The Bilstein 24-187169 B8 5100 Series Rear Shock Absorber is engineered to enhance the suspension performance of Nissan Xterra models from 2005 to 2015. Designed specifically for lifted trucks and SUVs, this shock absorber offers superior ride quality, handling, and comfort on both paved and unpaved surfaces. Its advanced monotube design ensures consistent, fade-free performance, while the patented digressive valving system responds instantly to changing road conditions, providing optimal control and stability. The shock absorber is nitrogen gas-charged, offering reliable performance across various driving conditions. Constructed with durable materials, it features a zinc-plated finish for enhanced resistance against harsh environmental elements, ensuring longevity and durability. The shock absorber is tuned specifically for the Nissan Xterra, ensuring optimal performance tailored to the vehicle's specifications. Installation is straightforward, thanks to the inclusion of OEM-certified mounting hardware and a black shock boot for added protection. This product is backed by Bilstein's limited lifetime warranty, reflecting the manufacturer's commitment to quality and customer satisfaction.