Ultralight Relay Arm Knuckle, Yamaha 2009-2022 Yamaha Four Stroke Motocross and Off-Road Bikes
Our linkage knuckle was developed for the Club MX Yamaha motocross team to reduce weight while maintaining the stock geometry. The knuckle includes OEM Yamaha bearings and seals and saves 71 grams. Electropolished and clear anodized with a laser etched logo for a long lasting factory look.
This knuckle fits many Yamaha off-road and motocross four stroke bikes: 2009-2022 YZ250F, 2015-2022 YZ250FX, 2015-2022 WR250F, 2009-2022 YZ450F, 2016-2022 YZ450FX, and 2016-2022 WR450F.
Want to drop more weight and add tunability? Check out our ultralight adjustable length pullrod.
Product Description, Information, and Details
Precision machined from billet aluminum, electropolished, clear anodized, and laser etched. Includes OEM bearings bearings pre-installed. Fits Yamaha off-road and motocross four stroke models. This knuckle uses the stock geometry, so no changes are needed to the suspension setup (spring rate or valving).
|Luxon Description||Yamaha Ultralight Knuckle|
|Weight (with bearings and races)||445 g, 0.98 lbs|
|Stock Weight (with bearings and races)||516 g, 1.14 lbs|