RZR 900 - 50'' Trail Models A Arm Bushing Life July 23, 2015 How long should a arm bushings last when greased after every ride? Got 28 hours and 458 miles on my trail. Rear bushings have slop in them. Normal trail riding with some shallow mud puddles. Share this:Click to share on Twitter (Opens in new window)Click to share on Facebook (Opens in new window) Related