The Brian Crower steel valve retainers for 2016+ Yamaha YXZ, Sidewinder and Arctic Cat XX applications provide the steel retainer components shown in the description. Offered as replacement retainers for those model groups, these parts are intended for valve-train service and reassembly when matching the listed Yamaha and Arctic Cat fitments.
Brian Crower Retainers - Steel - 2016+ Yamaha YXZ / Sidewinder / Arctic Cat XX