This is a "machine-selection optional" part.Please choose a vehicle to see the options specific to your machine.Choose from all of the options below and add to cart.
Choose a machine
User Tip: If you're unsure of your vehicle type, you may skip the machine type selection box.
Countershaft spacer designed to prevent X-ring and O-ring chains from rubbing on expensive engine cases. Spacer is 1mm creating just enough space for larger chains. Designed for all CRF 250/450R bikes, or any bike with a 1” diameter countershaft that X-Ring and O-Ring chains rub on the case.
Prevents engine case damage.
1mm Aluminum Spacer.
For all Honda CRF 450R bikes, and others that have a 1" diameter countershaft.