*Fits 2022+ models

Made from resistant high quality material, our Koso chain tensioner could save your engine from expensive damage. We came up with this long lasting solution to replace the OEM chain tensioner which has a tendency to wear prematurely.

Specifications

• The arm is made with Aluminum 6061, and the wheel is made with JIS SCM415 (=SAE 4115) Alloy Structure Steel (Chromium Molybdenum Steel).
• fits Grom® and Monkey® models