Triumph Bonneville T120 2018 User Manual

Owner's Handbook
Bonneville T100, Bonneville T120,
Bonneville T120 Ace, Bonneville T120 Diamond,
Speed Twin, Street Scrambler, Street Twin,
Thruxton and Thruxton R
This handbook contains information on the Triumph Bonneville T100, Bonneville T120,
Bonneville T120 Ace, Bonneville T120 Diamond, Speed Twin, Street Scrambler,
Street Twin, Thruxton and Thruxton R motorcycles. Always store this Owner's
Handbook with the motorcycle and refer to it for information whenever necessary.
The information contained in this publication is based on the latest information
available at the time of printing. Triumph reserves the right to make changes at any
time without prior notice, or obligation.
Not to be reproduced wholly or in part without the written permission of Triumph
Motorcycles Limited.
© Copyright 11.2018 Triumph Motorcycles Limited, Hinckley, Leicestershire, England.
Publication part number 3855598-US issue 1
1

Triumph Bonneville T120 2018 Specifications

General

Displacement	1200 cc
Compression Ratio	10.0:1
Max Torque	105 Nm @ 3100 rpm
Fuel System	Multipoint sequential electronic fuel injection
Final Drive	Chain
Clutch	Wet, multi-plate assist clutch
Gearbox	6-speed
Frame	Tubular steel cradle
Front Suspension	KYB 41 mm cartridge forks, 120 mm travel
Rear Suspension	KYB twin shocks with adjustable preload, 120 mm rear wheel travel
Front Brakes	Twin 310 mm discs, Nissin 2-piston floating calipers, ABS
Rear Brakes	Single 255 mm disc, Nissin 2-piston floating caliper, ABS
Front Tire	100/90-18
Rear Tire	150/70 R17
Seat Height	790 mm (31.1 in)
Rake	25.5°
Engine Type	Liquid-cooled, 8-valve, SOHC, 270° crank angle parallel twin
Bore x Stroke	97.6 mm x 80 mm
Max Power	80 PS (79 bhp) (59 kW) @ 6, 550 rpm
Exhaust	Chrome 2 into 2 exhaust system with twin silencers
Front Wheel	32 spoke, 18 x 2.75in
Rear Wheel	32 spoke, 17 x 4.25in
Length	2170 mm
Height	1100 mm
Wheelbase	1450 mm
Fuel Tank Capacity	14.5 liters (3.8 US gal)
Dry Weight	224kg (494lb)

Summary

Foreword

Safety Symbols and Notes

Explains safety symbols and their meanings for correct operation.

Authorized Dealer Maintenance

Emphasizes using authorized dealers for motorcycle upkeep and service.

Safety First

Motorcycle Safety Guidelines

General safety advice for motorcycle use, load limits, and model-specific warnings.

Safe Riding Practices and Speed Limits

Critical safety advice for riding, speed limits, and road conditions.

General Information

Instrument Panel Overview

Explanation of the motorcycle's instrument panel indicators and displays.

Motorcycle Warning Lights Explained

Details on various warning lights for engine management, oil pressure, ABS, and TC.

Traction Control System Functionality

How Traction Control works, its limitations, and associated warnings.

How to Ride the Motorcycle

Safe Engine Starting Procedures

Safe methods for starting the engine, including warnings about confined spaces.

Effective Motorcycle Braking Techniques

Essential braking techniques, including using both brakes and downshifting.

Maintenance and Adjustment

Scheduled Maintenance Importance

Critical importance of regular maintenance and warnings against improper adjustments.

Engine Oil Level and Change Procedures

Importance of engine oil level, warnings about low oil, and level inspection procedure.

Brake Pad Replacement and Inspection

Instructions for replacing brake pads and inspecting brake system components.

Battery Care, Installation, and Charging

Safety warnings about battery gases, acid, and procedures for battery removal and installation.

Specifications

Bonneville T100 and Bonneville T120

Technical specifications including dimensions, engine, lubrication, cooling, and fuel systems.

Street Scrambler Specifications

Technical specifications for the Street Scrambler model, including tires and torques.