511M05500 Piston Kit for Suzuki RM125 1981-1984 55.00 mm .040 Oversize

Piston Kit for Suzuki RM125

Wiseco 511M05500 .040 Piston Kit for Suzuki RM125 models from 1981 through 1984, sized at 55.00 mm, is a replacement piston assembly that restores compression and top end performance.

Overview

This Wiseco piston kit for Suzuki RM125 delivers a proven replacement for worn or damaged top end components. The 55.00 mm bore size and .040 oversize measurement make it a direct fit for riders rebuilding their RM125 engine. This piston kit for Suzuki RM125 is built for dirt bike enthusiasts who demand reliable performance from their machine.

Built For Performance

• Wiseco forged piston construction for strength under high rpm loads
• 55.00 mm diameter with .040 oversize sizing for a precise bore fit
• Complete kit includes piston, rings, wrist pin, and circlips
• Designed for Suzuki RM125 1981-1984 two-stroke engines

Fits These Machines

• for Suzuki RM125 1981
• for Suzuki RM125 1982
• for Suzuki RM125 1983
• for Suzuki RM125 1984

On-The-Job Use

• Top end rebuilds after piston wear or seizure
• Routine engine maintenance for older RM125 dirt bikes
• Restoring compression in a worn cylinder bore
• Motocross and trail riding applications

Specs At A Glance

Good To Know

Q: Does this kit include rings and wrist pin? A: Yes, Wiseco piston kits typically include the piston, rings, wrist pin, and circlips for a complete top end rebuild. Q: How do I know if .040 oversize is right for my cylinder? A: The .040 oversize suits a cylinder already bored or worn beyond standard spec, so measure your bore before ordering.

Slight variation in finish or dimensions may occur between production runs, and fit can depend on serial number, so confirm compatibility before ordering.