Wilwood 6-piston Caliper Big Brake Kit for the Yamaha YXZ Wilwood 6-piston Caliper Big Brake Kit for the Yamaha YXZ This is a bolt-on kit for the 2019 and newer YXZ's. Please contact us for options to fit this kit on an earlier models15" or larger wheels required. Some wheels may require a spacer... MSRP: Was: Now: $1,375.00 Choose Options