Wossner Piston Yamaha YZ125 '22-'25 - 53.96mm Single Ring

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"Wossner is Germany's finest aftermarket forged piston and rod manufacturer and has over 25 years of experience in the high-performance racing industry. Top European racers and FIM World Champions rely on Wossner for only the best pistons, rods and customer service. Features In-house designed and manufactured; all forgings are produced in Wossner's company-owned forging operation. Lightweight pistons with the tightest piston-wall clearances in the industry give you a quieter running engine. All pistons include piston, ring, wrist pin and pin locks. Wossner pistons are used by leading Supercross, Arenacross and MXGP teams. Made in Germany. Specifications Piston Si 53.96mm Oversize: Standard B Nominal Bore Size: 54.01 Number of Rings: 1 Replacement Rings: RSB5400 Replacement Wrist Pin: WP032 Replacement Circlip: CW15 Replacement Needle Bearing: N1047 NOTE: Wossner Piston Kits include the Piston, Wrist Pin, Circlips and Ring(s), Needle Bearings are not included." Show more