859M05400 Wiseco Std Piston Kit for Honda CR125R 2005-2007 CR125

Wiseco Std Piston Kit for Honda CR125R

This Wiseco standard piston kit for Honda CR125R, referenced as 859M05400, supplies the piston assembly needed to refresh the top end of the CR125 and CR125R engine.

Overview

This Wiseco standard piston kit for Honda CR125R provides a replacement piston assembly for the CR125 two-stroke engine. The kit is built for riders servicing the top end of their machine and wanting a standard bore option. With the 859M05400 reference, this piston kit for Honda CR125R is straightforward to match against factory part listings.

Built For Performance

• Standard bore piston sized to CR125R specifications
• Wiseco part reference 859M05400 for cross-checking
• Kit format for top-end reassembly
• Suited to the CR125 and CR125R engine platform
• Designed as a direct replacement for worn pistons

Fits These Machines

• for Honda CR125R 2005
• for Honda CR125R 2006
• for Honda CR125R 2007

On-The-Job Use

• Top-end rebuilds on the CR125R
• Routine piston replacement during maintenance
• Restoring compression on a tired engine
• Pre-season engine refresh

Specs At A Glance

Good To Know

Q: Is this piston kit for Honda CR125R a complete top-end set? A: It is a standard piston kit built for the CR125R platform. Check the listing contents against your rebuild plan before ordering.

Q: How do I verify the 859M05400 reference fits my bike? A: Compare the number with your parts diagram and confirm your model year. Bore size and serial number can affect fit, so verify before purchase.

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