PISTON KIT 89-99 RM125 55.50, WOSSNER 8055D150 SUZUKI MX

Wossner forged piston kit engineered for Suzuki RM125 models from 1989 to 1999, featuring a 55.50mm bore for significant oversize repairs. This piston offers outstanding strength, superior heat transfer capabilities, and uniform load distribution. Its elliptical design minimises localised stresses under high-temperature conditions, reducing the risk of piston collapse. Manufactured in Germany with precision craftsmanship.

Features

• Forged construction ensuring high strength and durability

• Optimized design for effective combustion chamber heat transfer

• Elliptical geometry promoting uniform pressure distribution

• Manufactured in Germany

Specifications

• Bore Size: 55.50mm

• Actual Piston Size: 55.45mm

• Display Capacity: 123 cm³

• Stroke: 54.00mm

• Clearance: 0.05mm

• Compression Ratio (Wossner): 2-stroke

• Compression Ratio (OEM): 2-stroke

• Compression Height: 29.50mm

Cross-Reference OEM Part Numbers

• Piston Kit: 8055D150

• Lock: CW15

• Pin: WP032

• Ring Set: RSB5550

• Additional Part Number: 56-W641.C.WO

Vehicle Fitments

• 1989 Suzuki RM 125

• 1990 Suzuki RM 125

• 1991 Suzuki RM 125

• 1992 Suzuki RM 125

• 1993 Suzuki RM 125

• 1994 Suzuki RM 125

• 1995 Suzuki RM 125

• 1996 Suzuki RM 125

• 1997 Suzuki RM 125

• 1998 Suzuki RM 125

• 1999 Suzuki RM 125