SPEC
9
CHASSIS TIGHTENING TORQUES
Item
Thread
size
Tightening
Remarks
Nm
m•kg
ft•lb
Horn bracket and under bracket
M6
7
0.7
5.1
Connecting rod (YZF-R1S)
M6
8
0.8
5.8
Side cover and fuel tank
M5
4
0.4
2.9
Front fork and stay (YZF-R1S)
M5
6
0.6
4.3
Front fork and bracket (YZF-R1S)
M5
6
0.6
4.3
Rear brake master cylinder and foot rest bracket
M6
13
1.3
9.4
Front brake disc and front wheel (YZF-R1S)
M6
23
2.3
17
Front wheel axle pinch bolt (YZF-R1S)
M8
26
2.6
19
See NOTE
Cap bolt (YZF-R1S)
–
20
2.0
14
Cap bolt and lock nut (YZF-R1S)
M12
25
2.5
18
Damper rod assembly (YZF-R1S)
–
48
4.8
35
NOTE:
NOTE:
1. Insert the front wheel axle from the right
side and tighten it with the flange bolt from
the left side to 91 Nm (9.1 m
•
kg, 65.8 ft
•
lb).
2. In the order from the pinch bolt
→
pinch
bolt
→
pinch bolt
, tighten each bolt to
26 Nm (2.6 m
•
kg, 19 ft
•
lb) without perform-
ing temporary tightening.
3. Check that the end face of the axle head
and the end face of the fork side are flush-
mounted. If they are out of alignment, make
sure to fit them by adding the external force
by hand or with a plastic hammer, etc.
If the end face of the axle is not parallel to
the end face of the fork, align them so that
one point of the axle circumference is posi-
tioned on the end face of the fork.
At this stage, it can be accepted if the end
face of the axle becomes partially concave
to the end face of the fork.
4. In the order from the pinch bolt
→
pinch
bolt
→
pinch bolt
, tighten each bolt to
26 Nm (2.6 m
•
kg, 19 ft
•
lb) without perform-
ing temporary tightening.
TIGHTENING TORQUES