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Maintenance and car
e
HP
Velotechnik
43
Tightening torques for screws
The values indicated are meant for a friction value µ=0,125 (greased threads and screw heads).They only refer to the in-
dicated parts. Please do always follow the values given in the manuals of the parts manufacturers since the following val-
ues may not be up to date due to changes in the product line!
part
connection
screw
tightening torque
V-brake:
-brake lever
handlebar/grip
M6 key size 5
4 Nm
-brake caliper
caliper/frame
M6 key size 5
5–7 Nm
cable clamping
M6 key size 5
6–8 Nm
disc brake:
-brake lever
handlebar/grip clamping
M6 key size 5
4 Nm
-brake caliper
caliper/frame
M6 key size 5
7–9 Nm
-brake disc
disk/hub
M5 Torx T25
5–6 Nm
-brake housing
brake lever
key size 8
4 Nm
dynamo
dynamo/adaptor
M6 key size 5
6–8 Nm
adaptor/frame
M5 key size 4
4–6 Nm
rear rack
at the seat tube
M5 key size 4
5–6 Nm
b.b. set
cartridge/frame
50–60 Nm
chain roller
roller/frame
M8 key size 6
17–19 Nm
crank
crank/axle
key size 8
35 Nm
chain ring screws
key size 5
8–11 Nm
hub
cassette ring
38–42 Nm
front hub quickmount
M8 key size 5/6
8–10 Nm
quick release
wheel/frame
9–12 Nm
pedal
pedal/crank
key size 15
35–40 Nm
shifting lever
twist shifter
key size 3
2–2,5 Nm
barend shifter
key size 6
5–6 Nm
derailleur
derailleur/frame
key size 5
8–10 Nm
cable clamping
key size 5
4–6 Nm
mudguard
stay/frame
M5 key size 4
4–5 Nm
seat
upper seat part / seat mt
M6 key size 4
5–6 Nm
lower seat part / frame
M6 key size 4
3–4 Nm
frame
front boom clamping
M8 key size 6
14–16 Nm
front derailleur
front derailleur/frame
M5 key size 5
5–6 Nm
cable clamping
M5 key size 5
4–6 Nm
handlebar
handlebar/stem
M5 key size 4
4–6 Nm
stem
stem / axle
M5 key size 4
4–6 Nm
headset
headset clamp
M6 key size 5
4–6 Nm
track rods
track rod / knuckle
M6 key size 4
7–9 Nm
counter nut
key size 10
4–5 Nm