The revolutionary Progressive springs fit shocks of any length with 50 - 65mm of stroke. Progressive springs increase ending-stroke support by approximately 20% over linear coil springs - allowing them to be used on frames previously requiring the progressive nature of air suspension.
To work out which spring rate you need please use our spring calculator by clicking here.
Want a more accurate calculation? Click here for our advanced calculator
Please note for use on non-MRP brands you will need a spring spacer kit due to the inner diameter of the spring, they can be found here.