Tire size change, exhaust change or just looking for more hit off the line, the Polaris RZR responds very well to updated clutching. S&S Clutch weights are machined, heat-treated and coated steel with a magnetic weight kit that will allow you to adjust clutching to suit your setup and terrain. 1.4 gram magnetic weights let you fine-tune your machine for launch and engagement that not only improves performance but belt life as well ssc560-0346 Weight Kit for 2017-20 Polaris® RZR XP 1000.