PISTON KIT 1988 RM125 54.50 WOSSNER 8138D050 SUZUKI MX

The Wossner 8138D050 piston kit is designed for the 1988 Suzuki RM125, featuring a 54.50 mm bore for +0.50 mm oversize applications. Precision-manufactured in Germany, this forged piston offers superior strength and efficient thermal transfer. Its elliptical design promotes even bearing surface contact under high-temperature expansion, minimising localised pressure and reducing the risk of piston collapse. This kit includes all necessary components for dependable engine rebuilding.

Features

• Forged piston delivers high strength and thermal efficiency

• Enhanced heat transfer from combustion chamber to cylinder walls

• Elliptical profile ensures uniform pressure distribution under heat

• Reduces the likelihood of piston collapse due to thermal stress

• Made in Germany for precision and performance

Specifications

• Bore Size: 54.50 mm

• Actual Bore Diameter: 54.44 mm

• Stroke: 54.00 mm

• Display Displacement: 123 cm³

• Clearance: 0.06 mm

• Compression Ratio (Wossner and OEM): 2-stroke

• Compression Height: 29.50 mm

Cross-Reference OEM Part Numbers

• 12110-14513

Cross-Reference Wossner Part Numbers

• Piston Kit: 8138D050

• Lock: CW15

• Pin: WP032

• Ring Set: RSB5450

• Rod: P2015

• Part No.: 56-W568+050.WO

Vehicle Fitments

• Suzuki RM125 (1988)