AST astAST-140-120-61

The AST Linear Race Spring is a single 140 mm suspension spring with a linear 120 N/mm rate and a 61 mm inner diameter. Designed to provide steady, predictable compression, it assists in accurate spring-rate tuning for ride height and handling balance. Ideal for coilover-style setups, the linear characteristic supports repeatable setup changes for track-focused or performance-oriented use.

AST Linear Race Springs - 140mm Length x 120 N/mm Rate x 61mm ID - Single