SHOCK STL BULB IMCA

These are AFCO Silver 58 Series Gas Bulb Shocks, IMCA Approved, indicating their suitability for racing applications. They feature an aluminum threaded small body bulb design and are rebound adjustable. While the specific MPN 58-7-5-12 implies a 7 compression and 5 rebound valving, the product line allows for various configurations in length, compression, and rebound to suit specific racing setups. The 63 series, a related product line, features a valving of 6 compression and 5-8 rebound, with compressed length of 11.68" and extended length of 16.68". These shocks are owner serviceable and utilize a base valve design, allowing them to run with less gas pressure for improved feel and traction.