Suzuki GSF1250 Service Manual

Brake Control System and Diagnosis: 4A-20
Assembly
Assemble the master cylinder in the reverse order of
disassembly. Pay attention to the following points:
CAUTION
!
• Wash the master cylinder components with
new brake fluid before reassembly.
• Do not wipe the brake fluid off after
washing the components.
• When washing the components, use the
specified brake fluid. Never use different
types of fluid or cleaning solvents such as
gasoline, kerosine, etc.
• Apply brake fluid to the master cylinder
bore and all of the master cylinder
component to be inserted into the bore.
BF: Brake fluid (DOT 4)
• Apply grease to the push rod end.
: Grease 99000–25100 (SUZUKI Silicone
Grease or equivalent)
• Install the O-ring (1).
CAUTION
!
Replace the O-ring (1) with a new one.
Rear Brake Master Cylinder Parts Inspection
B718H14106018
Refer to “Rear Brake Master Cylinder Disassembly and
Assembly (Page 4A-19)”.
Master Cylinder
Inspect the master cylinder bore for any scratches or
other damage.
Piston
Inspect the piston surface for any scratches or other
damage.
Rubber Parts
Inspect the primary cup, secondary cup and dust boot
for wear or damage.
I649G1410036-02
I649G1410041-03
1
I718H1410061-01
I649G1410038-02
I649G1410039-02

Suzuki GSF1250 Specifications

General

Displacement	1255 cc
Bore x Stroke	79.0 mm x 64.0 mm
Compression Ratio	10.5:1
Fuel System	Fuel injection
Transmission	6-speed, constant mesh
Front Suspension	Telescopic, coil spring, oil damped
Rear Suspension	Link type, coil spring, oil damped
Front Brakes	Dual hydraulic disc
Rear Brakes	Single hydraulic disc
Front Tire	120/70ZR17M/C (58W), tubeless
Rear Tire	180/55ZR17M/C (73W), tubeless
Overall Length	2130 mm
Overall Width	790 mm
Seat Height	805 mm
Wheelbase	1485 mm
Fuel Tank Capacity	19.0 L
Starter	Electric
Final Drive	Chain
Ignition	Electronic ignition (transistorized)
Engine Type	4-stroke, liquid-cooled, DOHC
Ground Clearance	135 mm