Torque specifications


This page lists the torque specifications for all parts used on our bicycles. If you do not understand what torque is, read the page About Torque before proceeding.

To find the specifications you are looking for, just click on the part name:

Bottom bracket

Brakes

Brake levers

Cassette

Crankset

Derailleurs

Forks

Frame

Handlebar

Pedals

Seatpost

Seatpost binder

Shift levers

Stem

Wheels


 

Bottom bracket

 

Bottom bracket cups
 
430-610 lb品n (48.6-68.9 Nm)
Tandem eccentric
 
75-100 lb品n (8.5-11.3 Nm)

Brakes

 

Pad fixing bolts
cantilever, direct-pull, U-brake
70-80 lb品n (7.9-9 Nm)
 
road calipers
40-60 lb品n (4.5-6.8 Nm)
Arm fixing bolts
cantilever, direct-pull, U-brake
70-85 lb品n (7.9-9.6 Nm)
Caliper fixing bolts
on metal seatstays
70-85 lb品n (7.9-9.6 Nm)
 
on 'curved' carbon fiber seatstays
55-60 lb品n (6.2-6.8 Nm)
Disc brake mounting bolts
 
100-110 lb品n (11.3-12.4 Nm)
Disc brake adapter mounting bolts
using a 5mm allen wrench
100-110 lb品n (11.3-12.4 Nm)
 
using 4mm allen wrench
60-65 lb品n (6.8-7.3 Nm)
Disc attachment
bolts
45-55 lb品n (5-6.2 Nm)
 
Centerlock attachment
350 lb品n (40.2 Nm)
Cable clamp bolt
 
 50-70 lb品n (5.7-7.9 Nm)

Cassette

 
 Lockring
 
261-434 lb品n (30-50 Nm)

Crankset

 

Crank bolts
with a single 6 or 8mm bolt on each arm
350-435 lb品n (39.5- 49.2 Nm)
 
Bontrager Sport cranks with a single M8 bolt on each arm
320-370 lb品n (36.2- 41.8 Nm)
 
all other Bontrager cranks with a single M15 bolt on each arm
370-420 lb品n (41.8-47.5 Nm)
 
Shimano cranks with double pinch bolts on each arm
88-132 lb品n (10-15 Nm)
With double pinch-bolts, gradually loosen or tighten, alternating between bolts as you do so
Chainring bolts
steel
70-95 lb品n (7.9-10.7 Nm)
 
aluminum
50-70 lb品n (5.7-7.9 Nm)

Derailleurs

 

Front derailleur
band clamp bolt
25-35 lb品n (2.8-4 Nm)
 
braze-on mounting bolt
44-60 lb品n (4.9-6.8 Nm)
Rear derailleur mounting bolt
 
70-85 lb品n (7.9-9.6 Nm)
Cable clamp bolt
 
35-52 lb品n (3.5-5.9 Nm)

Forks

 
Rack or fender strut bolt
 
20-25 lb品n (2.3-2.9 Nm)

Frame

 

Water bottle bolt
 
20-25 lb品n (2.3-2.9 Nm)
Rack or fender strut bolt
 
20-25 lb品n (2.3-2.9 Nm)
Rear derailleur hanger bolt
 
50-70 lb品n (5.7-8.0 Nm)

Handlebar

 

Aerobars
extension clamp bolts
60 lb品n (6.8 Nm)
 
elbow pad mounting bolts
45 lb品n (5 Nm)
Bar-end clamp bolts
 
40-60 lb品n (4.5-6.8 Nm)

Pedals

 
Pedal axles
 
350-380 lb品n (40.2-42.9 Nm)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Seatpost

 

Saddle clamp bolts
Bontrager seatpost with bolt across the seatpost head
120-130 lb品n (13.6-14.7 Nm)
 
single bolt using a 6 mm allen wrench
150-250 lb品n (17-28.3 Nm)
 
double bolt using a 5 mm allen wrench
80-125 lb品n (9.6-14.1 Nm)
 
double bolt using a 4 mm allen wrench
45-60 lb品n (5-6.8 Nm)

Seatpost binder

 

Binder bolt
aluminum seatpost
85-125 lb品n (9.6-14.1 Nm)
 
carbon fiber seatpost
 65-80 lb品n (7.3-9 Nm)

Shift levers and brake levers

 

Brake lever clamp
mountain or road style
53-69 lb品n (6.0-7.8 Nm)
 
mid-bar lever
20-30 lb品n (2.3-3.3 Nm)
 
Hayes hydraulic
25-35 lb品n (2.8-4 Nm)

Stem

 

 

Stem expander
 
175-260 lb品n (19.8-29.4 Nm)
Handlebar clamp
welded stems
100-120 lb品n (11.3-13.6 Nm)
 
forged stems
150-180 lb品n (17-20.3 Nm)
 
with carbon fiber handlebar
100 lb品n (11.3 Nm)
Steerer clamp
 
100-120 lb品n (11.3-13.6 Nm)
Stem angle adjustment
 
150-170 lb品n (17-20.3 Nm)
Tandem stoker stem
extension adjustment
120-140 lb品n (13.6-15.8 Nm)
 
seatpost clamp
100-120 lb品n (11.3-13.6 Nm)

Wheels

 

 

 

 

 

 

 

Fixed-gear hub
lockring
250-300 lb品n (28.2-33.9 Nm)
Thru-axle
Manitou forks pinch bolts
45-55 lb品n (5.1-6.2 Nm)
Tricycle
front wheel pinch bolts
150-280 lb品n (17-20.3 Nm)
 
split rear rim joining bolts
180-220 lb品n (20.3-24.9 Nm)