Wiseco Racer Elite Series Piston Kit - RE812M07700 Yamaha YZ 250 / WR 250 2014-2017 Brand_Crossthread Cycle Only available for the rear

Only available for the rear and has the same longitudinal scoop pattern as the well-known E-10

Drilling may be required in some applications

Riding Style Off-Road Color/Finish Black Color/Finish Red Riding Style Adventure Touring / Dual-Sport Riding Style Street Color/Finish Yellow Width 2-3/4" Base Color Yellow Height 2-61/64" Product Name Sticker Type Replacement Units Each Base Color Black Base Color Red

Material 6061 T-6 Billet Aluminum Riding Style Street Units Each Color/Finish Anodized Product Name Pulley Tooth Count 30

Wiseco Racer Elite Series Piston Kit - RE812M07700 Yamaha YZ 250 / WR 250 2014-2017 Brand_Crossthread Cycle Only available for the rearFeatures R&D developed to provide dyno proven power gains Asymmetric skirt design for improved wear and even loading on major thrust skirt Precision fit ring; custom lapped compression ring for improved power 100% billet machined for superior strength to weight ratio and optimized fit High compression (14: 1 for 450cc, 14. 5: 1 for 250cc) for maximum torque and throttle response Dome design improves flame travel to maximize air fuel burn efficiency