Grizzly Engine & Transmission Clutch spring upgrade September 5, 2015 Hello all, after 4 years of owning my 700 EPS I’m finally upgrading it! I ordered 27" skinny/wide mudzilla’s and am wondering how my clutch & belt will fair. What springs are recommended for trail & mud riding? 75% trail, rest mud. Share this:Click to share on Twitter (Opens in new window)Click to share on Facebook (Opens in new window) Related