Suzuki GSF650 Service Manual

Rear Suspension: 2C-4
• Tighten the cushion lever mounting bolt and nut.
Tightening torque
Cushion lever mounting nut (b): 78 N·m (7.8 kgf-
m, 56.5 lbf-ft)
• Tighten the front footrest bracket mounting bolts.
Tightening torque
Front footrest bracket mounting bolts (c): 35 N·m
(3.5 kgf-m, 25.5 lbf-ft)
• Tighten the rear brake master cylinder mounting bolts.
Tightening torque
Rear brake master cylinder (d): 23 N·m (2.3 kgf-
m, 16.5 lbf-ft)
Rear Suspension Inspection
B817H22306004
Refer to “Rear Suspension Inspection in Section 0B
(Page 0B-21)”.
Rear Shock Absorber Inspection
B817H22306005
Inspect the rear shock absorber in the following
procedures:
1) Remove the rear shock absorber. Refer to “Rear
Shock Absorber Removal and Installation (Page 2C-
3)”.
2) Inspect the rear shock absorber for damage and oil
leakage, and absorber bushing for wear and
damage. If any defect is found, replace the rear
shock absorber with a new one.
CAUTION
!
Do not attempt to disassemble the rear shock
absorber. It is unserviceable.
3) Install the rear shock absorber. Refer to “Rear Shock
Absorber Removal and Installation (Page 2C-3)”.
Rear Suspension Adjustment
B817H22306006
After installing the rear suspension, adjust the spring
pre-load and damping force as follows.
Spring Pre-load Adjustment
Turn the spring tension ring (1) to the desired position.
NOTE
Position 1 provides the softest spring tension
and position 7 provides the stiffest.
STD position
3rd position
(a)
I717H1230007-01
(a)
(b)
I717H1230008-01
(d)
(c)
I717H1230009-01
I717H1230010-01
1
I717H1230011-01

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