2025 Yamaha YZ 450F Team Yamaha Blue Single-Cylinder 450

2025 Yamaha YZ450F Team Yamaha Blue

LIGHTER, SLIMMER, SHARPER, FASTER

Yamaha took the championship winning YZ450F and made it even better—more powerful, lighter, slimmer, with enhanced overall stability and more agility than ever! Because the best don’t rest.

Features may include:

NEW FOR 2025

Revised Suspension Components & Settings

A revised rear suspension linkage and updated shock settings enhance stability and traction feel in a wide variety of riding situations. To match the rear linkage revision, front suspension settings have also been updated including incorporating delta-shaped piston shims providing calmer front-end behavior and improved rider comfort.

Revised Front Engine Mounts

To match the new suspension components and settings, the front engine mounts have been revised improving chassis compliance and enhancing handling stability.

New Clutch Design

An updated clutch design increases the number of holes feeding oil to the clutch plates from 6 to 18, improving cooling efficiency for excellent reliability even under hard, continuous use.

TOP FEATURES

The Ultimate Open Class YZ

The ultimate 450 raises the bar even higher. Building on its best-in-class performance, the 2025 YZ450F boasts exceptional power and sharp handling in a compact, lightweight package that makes fast riders even faster.

Powerful 450cc Four-Stroke Engine

Featuring a reversed cylinder head layout, forged aluminum piston, 39 mm titanium valves, lightened crank assembly and dry sump lubrication, the 2025 YZ450F's advanced DOHC four-stroke engine is light, compact and world renowned for its incredibly broad pulling power across the entire rev range.

Cutting-Edge Yamaha Power Tuner App

Like having factory team support in your pocket, Yamaha's groundbreaking Power Tuner App allows owners to adjust air/fuel mixture and ignition timing to tune engine performance for track conditions, record race log information and monitor a range of data such as maintenance and system diagnosis, engine run time and more. Features include an intuitive "Simple Tuning" slide bar for quick engine mapping adjustments, Traction and Launch Control tuning, lap timer, along with helpful engine and suspension tuning guides. Best of all, it's free-of-charge.

ENGINE

Powerful 450cc Four-Stroke Engine

Featuring a reversed cylinder head layout, forged aluminum piston, 39 mm titanium valves, lightened crank assembly and dry sump lubrication, the 2025 YZ450F's advanced DOHC four-stroke engine is light, compact and world renowned for its incredibly broad pulling power across the entire rev range.

Industry-Leading Yamaha Power Tuner App

The free-of-charge Yamaha Power Tuner App brings the power of the GYTR® Power Tuner to your iOS® or Android® device. Using wireless connectivity to talk to the bike's onboard CAN-bus network, the app allows owners to adjust air/fuel mixture and ignition timing to tune engine performance for track conditions, record race log information and monitor a range of data such as maintenance and system diagnosis, engine run time and more. The app has been designed to be user-friendly with intuitive features including a "Simple Tuning" slide bar for engine mapping, Traction and Launch Control tuning, lap timer, along with helpful engine and suspension tuning guides. Additionally, lightweight handlebar-mounted switchgear allows on-the-fly selection of preloaded engine maps.

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