Namura Standard Bore Size A Top End Kit for KTM 125 XC / XC-W 2017-2022 54mm

Standard Bore Size A Top End Kit for KTM

This Namura Standard Bore Size A Top End Kit is a high-performance replacement top end kit for KTM 125 XC and XC-W models from 2017 to 2022 with a 54mm bore.

Overview

The Standard Bore Size A Top End Kit from Namura is a complete top end rebuild solution for KTM 125 XC and XC-W dirt bikes. It includes a cylinder, forged piston, rings, wrist pin, and gaskets, engineered for precise fit and durability. This top end kit restores compression and power for off-road riding.

Built For Performance

• Precision-machined cast iron cylinder liner for consistent compression
• Forged aluminum piston for high strength and reduced weight
• Moly-coated piston rings for low friction and long life
• Includes all needed gaskets and seals for a complete rebuild
• Manufactured to OEM specifications for reliable fitment

Fits These Machines

• for KTM 125 XC (2017-2022)
• for KTM 125 XC-W (2017-2022)

On-The-Job Use

• Enduro racing on rugged terrain
• Technical singletrack trail riding
• Cross-country competitions
• Off-road adventure riding
• General top end maintenance and rebuild

Specs At A Glance

Good To Know

Q: Is this a complete top end kit? A: Yes, it includes the cylinder, piston, rings, wrist pin, circlips, and gaskets for a full top end rebuild.

Q: Can I use this on a KTM 125 SX? A: No, this kit is specifically designed for KTM 125 XC and XC-W models from 2017-2022. Confirm your bike's model and year 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.