GP GPX Demon 150GR - User Manual

Introduction
Congratulations to the new GPX Owner! GP Motor (Thailand) Co., Ltd. would like to thank you for
your trust in purchasing this motorcycle. With our sophisticated engineering innovation, GPX Demon
150GR is finely crafted to be one of the decent motorcycles one can desire for. The design is aimed for it
to be a handy, economy and easy to use motorbike, nevertheless safety and efficiency come as its true
ultimate.
Please study this owner’s manual in order for you to enjoy all the advantages of the vehicle. This
manual also gives you the basic instructions on how to operate, keep proper care of your bike including
trouble-shooting tips. For further questions and helps please contact any GPX dealers near you.
Yours sincerely,
GP Motor (Thailand) Co., Ltd.

Summary

Introduction

Safety to Riding

Instructions for Safe Ride

Instructions for operating the motorcycle safely.

General Information

Parts Location

Identifies the location of various parts of the motorcycle.

Odometer

Details the functions and indicators on the odometer display.

Left Handlebar

Explains the controls on the left handlebar.

Right Handlebar

Explains the controls on the right handlebar.

Chassis Number and Engine Serial Number

Ignition Key

Fuel Tank Cap

Starting the Engine

Fuel Valve

Explains the operation of the fuel valve and its positions.

Cold Engine Starting

Details how to start the engine using the choke.

Riding

Taking Off

Step-by-step guide on how to start riding the motorcycle.

Shifting Gear

Explains the procedure for shifting gears and the gear pattern.

Speed to Shifting

Provides recommended speeds for each gear position.

Braking

Instructions on how to use the brakes effectively and safely.

Periodic Maintenance and Service

Maintenance and Adjustment

Engine Oil

Details the procedure for changing the engine oil and its specifications.

Spark Plug

Explains how to remove, change, and tighten the spark plug.

Carburetor Adjustment (Idling Speed)

Describes how to adjust the carburetor for idling speed.

Air Filter

Instructions for removing and cleaning the air filter.

Battery

Information on the battery type and how to remove it.

Brakes

Details on checking front and rear brake pads and brake fluid.

Clutch

Explains how to adjust the clutch.

Drive Chain

Instructions for checking and adjusting the drive chain slack.

Tires

Information on checking tire pressure and specifications.

Meter and Display Settings

Guides on setting odometer, meter light, clock, and speed mode.

Cleaning

General advice for cleaning the motorcycle, including precautions for paint and materials.

Long-time Storage

Steps for preparing the motorcycle for long-term storage.

Specification

GP GPX Demon 150GR Specifications

General

Displacement	149 cc
Fuel System	Fuel Injection
Seat Height	780 mm
Cooling System	Liquid cooled
Front Brake	Disc
Rear Brake	Disc
Tire Size (Front)	100/80-17
Tire Size (Rear)	130/70-17
Engine Type	Single-cylinder, 4-stroke
Fuel Tank Capacity	11 liters
Rear Suspension	Mono Shock
Starting System	Electric
Transmission	6-Speed
Front Suspension	Upside Down Fork