WÖSSNER Forged Piston 8921DB rieju-marathon-pro-125-sm-125-2010-esi7360360 Hidden central ventilation openings behind

Hidden central ventilation openings behind the Arai logo

01 Piston Piston Compression: Standard Piston Type Foreg Type

High Capacity

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- Leather label on the waistband embossed with BMW Motorrad and made in Germany

WÖSSNER Forged Piston 8921DB rieju-marathon-pro-125-sm-125-2010-esi7360360 Hidden central ventilation openings behindWosner Forged Pistons Are Made in Germany By Specialists of 2 And 4 Strokes Engine Parts Forged Pistonanti FRICTION COATED SKIRTSUPPLED WITH REQUIRED RING (S), Circlips and Axis Bore_size: 77. 10 Compression_ratio: 13,8: 13, 1 diameter: +0. 01 Piston_Type: Forg Rings_quantity: 2 Specificity: Double Bridge Forge Stroke: 4t