Suzuki GSF650 Service Manual

FOREWORD
This manual contains an introductory description on the SUZUKI GSF650/S and procedures for its inspection/ser-
vice and overhaul of its main components.
Other information considered as generally known is not included.
Read the GENERAL INFORMATION section to familiarize yourself with the motorcycle and its maintenance. Use
this section as well as other sections to use as a guide for proper inspection and service.
This manual will help you know the motorcycle better so that you can assure your customers of fast and reliable
service.
© COPYRIGHT SUZUKI MOTOR CORPORATION 2007
* This manual has been prepared on the basis of the latest specifications at the time of publication. If modifi-
cations have been made since then, differences may exist between the content of this manual and the
actual motorcycle.
* Illustrations in this manual are used to show the basic principles of operation and work procedures. They
may not represent the actual motorcycle exactly in detail.
* This manual is written for persons who have enough knowledge, skills and tools, including special tools, for
servicing SUZUKI motorcycles. If you do not have the proper knowledge and tools, ask your authorized
SUZUKI motorcycle dealer to help you.
WARNING
!
Inexperienced mechanics or mechanics without the proper tools and equipment may not be able to
properly perform the services described in this manual.
Improper repair may result in injury to the mechanic and may render the motorcycle unsafe for the
rider and passenger.

Suzuki GSF650 Specifications

General

Displacement	656 cc
Bore x Stroke	65.5 mm x 48.7 mm
Compression Ratio	11.5:1
Fuel System	Fuel injection
Ignition	Electronic ignition (transistorized)
Starter	Electric
Transmission	6-speed, constant mesh
Final Drive	Chain
Front Suspension	Telescopic, coil spring, oil damped
Rear Suspension	Link type, coil spring, oil damped
Front Tire	120/70ZR17M/C (58W), tubeless
Rear Tire	160/60ZR17M/C (69W), tubeless
Overall Length	2, 130 mm
Rear Brakes	Disc brake
Fuel Tank Capacity	19.0 L
Wheelbase	1, 470 mm
Seat Height	790 mm
Ground Clearance	135 mm
Engine Type	4-stroke, liquid-cooled, DOHC, 4-cylinder