Triumph Speed 400 User Manual

OWNER’S HANDBOOK
01
Speed 400 and Scrambler 400 X
MIN
This handbook contains information on the Triumph Speed 400 and Scrambler 400 X 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 America Limited. Este
Manual del propietario está disponible en español.
© Copyright 09.2023 Triumph Motorcycles America Limited.
Publication part number 3850291-US-EN issue 1

Triumph Speed 400 Specifications

General

Displacement	398.15 cc
Max Torque	37.5 Nm @ 6, 500 rpm
Transmission	6-speed
Clutch	Wet, multi-plate
Rear Suspension	Monoshock with preload adjustment
Front Tyre	110/70 R17
Rear Tyre	150/60 R17
Seat Height	790 mm
Wheelbase	1, 377 mm
Dry Weight	170 kg
Fuel Tank Capacity	13 liters
Engine Type	Liquid-cooled, 4 valve, DOHC, single-cylinder
Max Power	40 PS @ 8, 000 rpm
Fuel System	Electronic fuel injection
Exhaust	Stainless steel
Final Drive	Chain
Frame	Hybrid spine/perimeter, tubular steel frame. Bolted subframe
Front Suspension	43mm USD forks
Front Brake	300mm disc
Rear Brake	230mm disc
Front Wheel	17-inch alloy
Rear Wheel	17 x 4.0 in
Instrumentation	Digital LCD display

Summary

SAFETY FIRST

The Motorcycle

Fuel and Exhaust Fumes Safety

Safety precautions for fuel handling and exhaust fumes.

Helmet and Clothing Requirements

Specifies essential protective gear for riding.

Riding Safety Guidelines

Covers safe riding practices, speed limits, and defensive riding.

Handlebars and Footrests Safety

SERIAL NUMBERS

Vehicle Identification Number (VIN)

Location and importance of the VIN for identification.

Engine Serial Number

Location of the engine serial number for identification.

INSTRUMENTS

Instrument Display Overview

Warning Lights and Indicators

Details all warning lights and their meanings for safe operation.

Speedometer and Fuel Gage

Odometer, Tachometer, and Trip Meter

GENERAL INFORMATION

Controls Operation

Handlebar Switches

Fuel System and Refueling

Traction Control System (TC)

Breaking-In Procedure

Daily Safety Checks

Essential pre-ride checks for safe operation.

HOW TO RIDE THE MOTORCYCLE

Engine Starting and Stopping

Safe procedures for starting and stopping the motorcycle engine.

Moving Off and Shifting Gears

Guidance on starting from a standstill and changing gears.

Braking Techniques

Covers proper braking methods and safety precautions.

Anti-lock Braking System (ABS)

Explains ABS function, limitations, and warning light behavior.

Parking Procedures

ACCESSORIES, LOADING AND PASSENGERS

Load Distribution and Limits

Passenger Safety and Operation

MAINTENANCE AND ADJUSTMENT

Scheduled Maintenance Overview

Details the importance and types of scheduled maintenance.

Engine Oil System Maintenance

Covers engine oil level checks, filter changes, and specifications.

Cooling System Maintenance

Explains coolant checks, adjustments, and system care.

Drive Chain Maintenance

Covers drive chain lubrication, inspection, adjustment, and wear.

Brake System Maintenance

Details brake pad wear, fluid checks, and system maintenance.

Steering and Wheel Bearings Maintenance

Covers inspection and maintenance of steering and wheel bearings.

Tires Maintenance and Replacement

Guidance on tire pressure, wear, and replacement procedures.

Battery System Maintenance

Covers battery removal, charging, installation, and disposal.

Fuses and Electrical System

Lights System Maintenance

CLEANING AND STORAGE

WARRANTY

Triumph Warranty Terms and Conditions

Details the warranty terms for America and Canada.

Warranty Conditions and Exclusions

Emission Control System Warranty

Manufacturer and Owner Warranty Responsibilities

SPECIFICATIONS

Model Specifications Overview

Dimensions, Weights, and Performance

Engine and Transmission Specifications

Tire Specifications and Pressures

Torque Figures and Fluids