Suzuki RM250 to RMZ Modern Chassis Conversion Kit (2018–2026)

Revive the legendary Suzuki two-stroke power in a modern, sharp-handling chassis. This comprehensive conversion kit is designed to seamlessly integrate the 2001–2007 RM250 engine into the 2018–2026 RMZ450 or 2019-2026 RMZ250 chassis.

We’ve done the heavy lifting so you don't have to. This is the most straightforward and complete mounting solution on the market—engineered to make the "Z-Stroker" build as easy as possible.

Premium Materials & Engineering

• 6061-T6 Billet Aluminum: All brackets, mounts, and stays are CNC-machined from high-grade 6061-T6 aluminum for the perfect balance of strength, weight, and a high-end finish.

• 52100 Steel Swingarm Spacers: Precision ground and hardened 52100 steel spacers, ground to exact OEM tolerances to ensure a smooth, bind-free swingarm pivot and perfect engine alignment.

• Complete Hardware Included: No trips to the hardware store required. This kit comes with all the necessary fasteners to get the job done.

What’s in the Box?

• Billet Weld-In Lower Mounts: Designed for a perfect fit into the RMZ cradle.

• Bolt-In Upper Engine Mounts: Robust, CNC-machined mounts to secure the engine core.

• Billet Head Stays: Bolt-on stays that provide necessary rigidity and vibration damping.

• Fuel Pump Delete Kit: Converts your EFI tank for gravity-fed two-stroke carburation.

• Exhaust Mounting Brackets: All specific mounts required to fit your pipe and silencer perfectly within the modern bodywork.

The Easiest Swap on the Market

We designed this kit with a DIY philosophy. Every component is engineered to align the countershaft sprocket and engine centerlines without the typical headache of custom fabrication.

Complete Your Build

To make your swap truly plug-and-play, don't forget to add these to your order:

• Conversion Radiators: Specifically designed to clear the RM250 pipe and accommodate the new cooling line routing.

• Airbox Conversion Kit: Everything you need to convert your stock airbox to feed the RM250 carb.

Note: Installation of lower mounts requires aluminum welding. All other components are 100% bolt-on.

Engineered and Sold by Two-Strokes Only.