Polisport Motocross Motorcycles (MX) Chain Guide & Chain Slider for Yamaha YZ250F/450F (2009-13), Dirt Bikes - Guide and Slider with Bushings, Easy Bolt-On Installation for Motocross & Off-Road Bikes Gear Twin Air ensures your bike

Twin Air ensures your bike breathes clean and runs strong

Unlock your bike's full potential with the Hoosier Racing Tire 140/80-19 FT40 Dirt Bike Rear Tube Type Tire

Product Specifications Size 25x8-12 Ply Rating 6Ply Tread Pattern KT Tread Depth 20 mm Rim Height 12 inch Maxload 340 lbs at 7 PSI Recommended Max PSI 7 Quantity 1

ensuring your bike thrives in the toughest environments

Polisport Motocross Motorcycles (MX) Chain Guide & Chain Slider for Yamaha YZ250F/450F (2009-13), Dirt Bikes - Guide and Slider with Bushings, Easy Bolt-On Installation for Motocross & Off-Road Bikes Gear Twin Air ensures your bikeUpgrade your Yamaha YZ250F or YZ450F (2009 2013) with the Polisport Kit Chain Guide & Chain Slider, a premium aftermarket solution from the trusted Polisport Group. This all in one kit combines a robust chain guide and a friction resistant chain slider, both crafted from injection molded thermoplastic polyurethane a material proven to outlast OEM plastics by absorbing shocks and resisting abrasion from high speed chains.