Front Brake Disc Removal And Installation; Front Brake Disc Inspection - Suzuki GSF1250 Service Manual

4B-7 Front Brakes:

Front Brake Disc Removal and Installation

Removal
1) Remove the front wheel assembly. Refer to "Front
Wheel Assembly Removal and Installation in Section
2D (Page 2D-6)".
2) Remove the front brake disc.
Installation
Install the front brake disc in the reverse order of
removal. Pay attention to the following points:
• Make sure that the brake discs are clean and free of
any grease.
• Apply thread lock to the brake disc bolts and tighten
them to the specified torque.
: Thread lock cement 99000–32130 (Thread
Lock Cement Super 1360 or equivalent)
Tightening torque
Brake disc bolt (a): 23 N·m (2.3 kgf-m, 16.5 lb-ft)
B718H14206007
I718H1420016-01
(a)
(a)
I718H1420017-01

Front Brake Disc Inspection

Brake Disc Thickness
Check the brake disc for damage or cracks and measure
the thickness using the micrometer.
Replace the brake disc if the thickness is less than the
service limit or if defect is found.
Special tool
(A): 09900–20205 (Micrometer (0 – 25 mm))
Brake disc thickness
Service limit (Front): 4.5 mm (0.18 in)
Brake Disc Runout
1) Dismount the front brake caliper. Refer to "Front
Brake Caliper Removal and Installation (Page 4B-
3)".
2) Measure the runout using the dial gauge.
Replace the disc if the runout exceeds the service
limit.
Special tool
(A): 09900–20607 (Dial gauge (1/100 mm, 10
mm))
: 09900–20701 (Magnetic stand)
Brake disc runout
Service limit: 0.30 mm (0.012 in)
3) Remount the front brake caliper. Refer to "Front
Brake Caliper Removal and Installation (Page 4B-
3)".
B718H14206008
(A)
I649G1420019-03
(A)
I649G1420020-03