Replacement Spring for Ext Arma MX

High performance 90mm(3.5") max stroke MX Spring

– Super Alloy Spring (proprietary super light design)
– Highly Linear Ratio
– Hard Epoxy Coating
– Internal Diameter: Ø38.5 mm
– The lightest steel springs on the market
– Developed in our automotive racing programs
– 50lb increments; C90-450/C90-500/C90-550/C90-600
– Adaptable for all type of dampers in the market
– Life duration: over 500.000 cycles