Abstract: A bolster spring assembly is adapted for securement to a vehicle having a primary suspension system for securing an axle to the vehicle. The bolster spring assembly is located and secured between the leaf spring over the axle and the undercarriage of the vehicle as a supplement to the primary suspension system.
Abstract: A bolster spring assembly is adapted for securement to a vehicle having a primary suspension system for securing an axle to the vehicle. The bolster spring assembly is located and secured between the leaf spring over the axle and the undercarriage of the vehicle as a supplement to the primary suspension system.