The Bilstein B6 (HD) Series 24-186780 Monotube Shock Absorber is an ideal upgrade for the Spartan Mountain Master chassis, designed to improve handling and stability without changing the ride height. Featuring a 46mm piston diameter and high-pressure gas technology, it ensures consistent performance even under heavy loads. The package includes: 1x Shock Absorber (Part No: 24-186780). Note: Mounting hardware and bushings are typically pre-installed for easy bolt-on replacement.