This is the same manual that your local dealer uses to diagnose & service your dirtbike!!

Factory Service Manual Download
300+ PAGES OF VERY USEFUL INFORMATION FOR MAINTAINING AND REPAIRING YOUR YAMAHA YZ450F.

Manual and all supplements included

HERE IS WHAT THE MANUAL COVERS

General Information

Periodic Maintenance

Fuel System

Cooling System

Engine Top End

Engine Right Side

Engine Lubrication System

Engine Removal/Installation

Crankshaft/Transmission

Wheels/Tires

Final Drive

Brakes

Suspension

Steering

Brakes

Electrical System