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2Bros MCS LTD Company number 16176735 - Vat No. GB 508324506 - info@2bros-mx.com - Tel: 03301333748
This Wossner 56.00mm (+2.00 oversize) forged piston kit is designed for the Suzuki RM125 1987 model. Built for two-stroke performance, the piston features a forged body and elliptical design that enhances heat transfer efficiency and provides uniform load distribution. Manufactured in Germany, it ensures reliability under thermal and mechanical stress during high-performance operation.
Features
Forged piston for high strength and durability
Elliptical design maintains consistent bearing surface during heat expansion
Thrust load is evenly distributed to reduce localised stress and prevent piston collapse
Engineered for efficient combustion heat transfer to the cylinder walls
Manufactured in Germany
Specifications
Bore: 56.00mm
Actual diameter: 55.94mm
Displacement: 123 cm³
Stroke: 70.00mm
Clearance: 0.06mm
Compression height: 37.00mm
Compression ratio: 2-stroke
Cross-Reference OEM Part Numbers
Piston Kit Part No.: 56-W557+200.WO
Wossner Piston Kit No.: 8122D200
Lock: CW14
Pin: WP025
Ring Set: RSB5600 x 2
Vehicle Fitments
Suzuki RM125 1987