One of the reasons for fitting coil over suspension is to allow for accurate changes to ride height, but there’s lots of misinformation as to how to make these ride height changes - Should you use the spring perch or the lower damper mount? A common myth is that if we adjust the ride height via the spring perch then we’re changing the effective spring rate (which simply isn’t the case for a linear rate spring). There’s various arguments as to how this will adversely affect the suspension’s opera

Fitting a coil shock can be simple, as long as you follow the necessary steps. Here's how to do it! | GMBN Tech