Suzuki GSF1250 Service Manual

Front Suspension: 2B-10
Fork Spring
Measure the fork spring free length. If it is shorter than
the service limit, replace it with a new one.
Front fork spring free length
Service limit: 382 mm (15.0 in.)
Damper Rod
Move the inner rod by hand to inspect it if operating
smoothly.
Specifications
Service Data
B718H12207001
Front Fork
Unit: mm (in.)
Oil
Tightening Torque Specifications
B718H12207002
NOTE
The specified tightening torque is also described in the following.
“Front Fork Components (Page 2B-1)”
Reference:
For the tightening torque of fastener not specified in this section, refer to “Tightening Torque Specifications in Section
0C (Page 0C-7)”.
I649G1220036-02
I649G1220037-02
Item Standard Limit
Front fork stroke 130 (5.1) —
Front fork inner tube O.D. 43 (1.7) —
Front fork spring free length 390.4 (15.37) 382 (15.0)
Front fork oil level (without spring,
outer tube fully compressed )
GSF1250/A 143 (5.6) —
GSF1250S/SA 144 (5.7)
Front fork spring adjuster 3rd groove from top —
Item Specification Note
Front fork oil type Fork oil SS-08 or equivalent fork oil
Front fork oil capacity (each leg)
GSF1250/A 472 ml (16.0/16.6 US/lmp oz) —
GSF1250S/SA 471 ml (15.9/16.6 US/lmp oz)
Fastening part
Tightening torque
Note
N⋅mkgf-mlb-ft
Front fork cap bolt 23 2.3 16.5 )(Page 2B-3)
Front fork lower clamp bolt 23 2.3 16.5 )(Page 2B-3)
Front fork upper clamp bolt 23 2.3 16.5 )(Page 2B-3)
Front fork damper rod bolt 20 2.0 14.5 )(Page 2B-7)
Inner rod lock-nut 20 2.0 14.5 )(Page 2B-9)

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