Service Yamaha YZ125T1 2005 contains maintenance schedule and the repair procedures you need.
The Repair Manual for Yamaha YZ125T1 contains:
General Information
Specifications
Periodic Checks and Adjustments
Engine
Carburetor
Drive Train
Chassis
Electrical
Troubleshooting
Wiring Diagram
Buy now the Repair Manual Yamaha YZ125T1 2005