2003 Polaris 3 PRO X Factory Service Manual, Page 214Get this manual
STEERINGFRONT SUSPENSION Springs
Two types of springs are employed in Polaris suspensions, coil springs and torsion springsFollowing is some of the terminology used when referring to coil springsS S
Free lengththe length of coil spring with no load applied to the spring
Installed lengththe length of the spring between the spring retainersIf the installed length of the spring is less than the free length, it will be pre-loadedNOTE: All springs must have preload or damage to the retainers and shock may occurInstalled Length with no load to the spring S