The Tuning Fork model additionally targeted on the WR450F’s chassis for 2021. The bLU cRU’s flagship enduro bike options the newest evolution of Yamaha’s aluminum bilateral beam body, which has been redesigned with new wall thicknesses and flex traits which can be designed to offer improved cornering efficiency, traction, and bump response to offer the rider extra confidence to push more durable in quite a lot of off-road situations. The engine mounts, prime triple clamp, and entrance axle have been refined to cut back weight, match with the brand new body, and enhance dealing with and efficiency. The WR450F’s KYB suspension parts have totally different compression and rebound traits to enrich the brand new body as properly. Extra adjustments to the chassis embrace a newly designed entrance brake caliper, entrance disc, and brake pads.