XRAY SPRING-SET PROGRESSIVE C=2.5-2.8 (2)

They are available in a full range of rate choices including 2 new alternatives of the progressive springs C2.4-2.7 and C2.6-2.9.
The X4’23 stock shock springs offer versatile out of box performance for many conditions. The most popular C2.5-2.8 in front and C2.6 in rear are included in the kit.
All XRAY springs are manually measured, selected, and matched into pairs to guarantee precisely equal length and damping characteristics.