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Based on the benchmark-setting YZ450F motocrosser, the YZ450FX is designed to dominate cross country competition. With its lightweight chassis, powerful engine, exceptional rider ergonomics, and Yamaha's groundbreaking next-generation Power Tuner app, the YZ450FX is ready to make fast riders even

New four-level Traction Control selectable within the Yamaha Power Tuner App maintains ideal rear wheel traction. The Traction Control System communicates wheel slip to the ECU, tuning the engine to maintain ideal rear wheel traction
A new industry-first ECU lock function prevents theft and unauthorized engine start-up via a password-required lock.
Yamaha's groundbreaking Power Tuner App is revised with more features and designed to be even more user-friendly
The Traction Control System communicates wheel slip to the ECU, tuning the engine to maintain ideal rear wheel traction
A compact, lightweight, and durable clutch air intake