Ohlins rear shock spring. A very high quality steel spring with a 36mm ID, available in 23lb/in increments.
Part No. 18075-XX
Standard is for use on all springs upto, and including, 548lb/in. This comes as standard with all new shocks purchased.
Heavy Duty is for use on springs 571lb/in and higher.
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