Yamaha YZ250 99-22 Unibear Blue Heavy Duty Chain and Renthal Silver Sprocket Kit

Yamaha YZ250 99-22 RK Standard Duty Chain & Renthal Black Sprocket Kit

Yamaha YZ250 99-22 Unibear Blue Heavy Duty Chain & Supersprox Blue Sprocket Kit

Yamaha YZ250 99-22 Unibear Red Heavy Duty Chain & Renthal Blue Sprocket Kit

Yamaha YZ250 99-22 Unibear Red Heavy Duty Chain & Renthal Black Sprocket Kit

Yamaha YZ250 99-22 JT Silver Heavy Duty Chain & JT/Renthal Steel Sprocket Kit

Yamaha YZ250 99-22 Unibear Red Heavy Duty Chain & Supersprox Blue Sprocket Kit

Yamaha YZ125 99-22 RK Standard Duty Chain & Renthal Blue Sprocket Kit