EasyManua.ls Logo

Yamaha YZ125N1 User Manual

Yamaha YZ125N1
254 pages
To Next Page IconTo Next Page
To Next Page IconTo Next Page
Page #1 background imageLoading...
Page #1 background image
5MV-28199-10LIT-11626-14-36
PAN
YZ125N1
YZ125N1
OWNER’S SERVICE MANUAL
5MV-10 \ 00.6.13 0:53 PM y[W 1 (2,1)

Table of Contents

Question and Answer IconNeed help?

Do you have a question about the Yamaha YZ125N1 and is the answer not in the manual?

Yamaha YZ125N1 Specifications

General IconGeneral
Bore x Stroke54.0 mm x 54.5 mm
IgnitionCDI
Final DriveChain
Tires Front80/100-21
Tires Rear100/90-19
Length85.0 in
Width32.5 in
Engine Type2-stroke, single cylinder
Displacement124.8cc
Fuel DeliveryKeihin PWK38S carburetor
Transmission6-speed
Front SuspensionTelescopic fork, 11.8 in travel
Rear SuspensionMonoshock
Front BrakeDisc brake
Rear BrakeDisc brake

Summary

Special Tools

Fuel and Engine Mixing Oil

Starting and Break-In Procedures

Torque-Check Points

Critical Torque Specifications

List of critical torque-check points for ensuring structural integrity and safety.

Specifications

Maintenance Specifications

Detailed technical specifications for engine and chassis components, including standard and limit values.

General Torque Specifications

Lists standard torque values for various fasteners and assemblies.

Regular Inspection and Adjustments

Maintenance Schedule and Intervals

Recommended schedule for routine inspection and maintenance tasks based on usage intervals.

Pre-Operation Checks and Basic Fluid Levels

Essential checks before use, coolant, fuel, and transmission oil levels.

Brake System Service and Pad Replacement

Procedures for bleeding brake system and inspecting/replacing brake pads.

Engine

Engine Removal and Installation

Detailed procedure for safely removing and installing the engine from the motorcycle frame.

Chassis

Front and Rear Brake System Service

Detailed steps for servicing front and rear brake systems, including calipers and master cylinders.

Front Fork Assembly and Adjustment

Procedures for removing, disassembling, inspecting, and assembling the front fork components.

Electrical System

Ignition System Troubleshooting

Diagnostic steps for troubleshooting ignition system failures and spark plug issues.

Tuning and Settings

Related product manuals