Eibach ERS Race Off-Road Coil Over Spring (1000.300.0450S) is a 10-inch long coil with a 3-inch inner diameter and a 450 lb/in spring rate, designed for demanding off-road applications. Made from high-tensile steel, it delivers consistent performance, high linearity, and durability under extreme conditions. Its design allows for maximum travel with minimal block height, optimizing suspension movement and control. Each spring is individually tested to ensure accuracy and reliability, and the silver finish provides additional protection against corrosion. Engineered with tight manufacturing tolerances, this spring is suitable for precise suspension setups where consistency and long service life are essential.
Key features:
Ultra-lightweight – less unsprung mass
Max travel, minimal block height
High block resistance & durability
Precision parallel/square ends (loaded/unloaded)
Low side loads, optimal load center
Industry-leading tight tolerances
Superior linearity & rate consistency
Individually tested & rated
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