09-04-16, 08:18 PM
I had a spring made up for the R6 conversion by Gaz shocks (gazshocks.com) at 675lb and 6 1/2" in length. Cost me about £35 delivered. They said they could have any spec made up for tha. Then had the spring swapped by K-tech for the price of postage.
Just an option.
Just an option.