The Eibach ERS XT barrel spring, 6.0 in length x 2.5 in inside diameter with a 2.24 in block height, is an extreme-travel coilover spring made for applications requiring greater suspension travel and a compact progressive spring profile. Its ERS geometry is intended to pair with compatible coilover hardware, allowing installers to select a spring that matches required internal diameter and block-height dimensions for high-travel setups.
Eibach ERS 6.0in Length 2.5in ID 2.24in Block Height XT Barrel (Extreme Travel) Spring