03.4334 Pro-X Connecting Rod Kit for Kawasaki KX250F KX 250F 2004-2009

Connecting Rod Kit for Kawasaki KX250F

This Pro-X connecting rod kit is a direct replacement for the stock connecting rod assembly on Kawasaki KX250F motocross bikes, cross-referencing OEM part number 03.4334.

Overview

This connecting rod kit for Kawasaki KX250F delivers a complete rod assembly for engine rebuilds and top-end refreshes. The kit restores the critical link between the crankshaft and piston, keeping the 250F engine turning reliably under race conditions. It is aimed at riders and engine builders handling their own rebuilds.

Built For Performance

• Complete connecting rod assembly with bearing and pin for a full bottom-end refresh
• Forged construction built to withstand high-rpm motocross use
• Cross-references OEM part number 03.4334 for confident ordering
• Balanced design supporting smooth crankshaft rotation
• Precision machined surfaces for consistent bearing fit

Fits These Machines

• for Kawasaki KX250F 2004
• for Kawasaki KX250F 2005
• for Kawasaki KX250F 2006
• for Kawasaki KX250F 2007
• for Kawasaki KX250F 2008
• for Kawasaki KX250F 2009

On-The-Job Use

• Bottom-end rebuilds after a crank or rod failure
• Top-end refreshes on high-hour race bikes
• Off-season engine servicing
• Race prep for motocross season

Specs At A Glance

Good To Know

Q: Does this kit include the bearing and pin? A: Yes, this connecting rod kit ships as a complete assembly with the bearing and pin needed for installation. Q: Is this an original Kawasaki part? A: No, this is an aftermarket connecting rod kit for Kawasaki KX250F models that cross-references the listed OEM number.

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