YAMAHA WR450F 2025

Description

YAMAHA WR450F 2025

Powerful 450cc Four-Stroke Engine

The light, compact and high revving 450cc engine delivers power across the entire rev range. ECU settings are tailored to suit the specific needs of trail riding and enduro competition.

Three-Level Traction Control

Three-level Traction Control, lap timer, data logging and helpful setup guides are enabled through Yamaha’s groundbreaking next-generation Power Tuner App.

High Performance 450cc Four-Stroke Engine

The 450cc liquid-cooled DOHC four-stroke engine is light, compact and features strong pulling power across the entire rev range. A high rev limit assists over-rev, further boosting the WR450F’s broad power character. Additionally, ECU settings are tailored to suit the specific needs of trail riding and enduro competition.

Advanced Fuel Injection

The engine breathes through a 44mm Mikuni® throttle body fed by a high-pressure electric pump to ensure optimum fuel atomization and power for a wide range of altitudes, weather and riding conditions.

High Performance Details

The WR450F boasts a wide range of additional top-spec details carried over from the competition-tested YZ450F including rubber-mounted, four-position adjustable handlebar clamps, aluminum tapered handlebars, compact PVC handlebar pad, wide foot pegs, lightweight throttle cables, quick-adjust clutch perch, toolless air filter access and multi-function switchgear.

Technical Specification

• Engine TypeLiquid-cooled, 4-stroke, DOHC, 4-valve
• Displacement (cc)450.0
• Bore x Stroke (mm)97.0 x 60.8
• Compression Ratio13.0 : 1
• Lubrication SystemDry sump
• Fuel ManagementFuel Injection
• IgnitionTCI
• Starter SystemElectric
• Fuel Tank Capacity (L)7.4
• Final TransmissionChain
• TransmissionConstant mesh 5-speed