Apply grease to the top cap bolt and install the top cap.
Mtb stem top cap torque.
In other words a torque wrench set for 100 in lbs might tighten to 96 in lbs or 104 in lbs.
There are basically three types of torque wrenches the beam type the click type and the dial type.
Slightly snug this bolt for now we will fine tune this adjustment near the end of the process.
Torque wrenches available to general industrial work including bicycle work are typically accurate to plus or minus four percent.
Fsa megaexo crank adjusting cap 0 4 0 7 nm 32 53 in lbs fsa megaexo crank bolt pinch screws 9 8 11 2 nm 87 100 in lbs campagnolo 3 piece 32 38 nm 282 336 in lbs campagnolo ultra torque 42 nm 371 in lbs race face 54 nm 480 in lbs shimano 34 44 nm 305 391 in lbs shimano octalink xtr crank arm bolt 40 3 49 nm 357 435 in lbs.
The top cap sets the headset adjustment.
I would argue that tightening down the bolts evenly between the top and bottom screws on a 2 4 bolt stem is more important than nailing the torque rating on the bolts.
Once the stem is tightened in place is is purely cosmetic and covers the top of the steerer.
Our top pick is very popular and an incredibly durable bike component that was designed to further enhance your riding experience.
120 140 lb in 13 6 15 8 nm tandem stoker stem.
240 300 lb in 27 1 33 9 nm fixed gear hub.
The torque rating is so you don t pull the threads out of the stem or crush the bars.
250 300 lb in 28 2 33 9 nm.
The wake mtb stem combines comfort with durability with a handlebar center diameter of 1 1 4 inches and a length of approximately 1 8 inches.
It is non load bearing.
Torque ratings are especially important when you are using carbon in the bars or stem.
Use a torque wrench if you have one so as not to over tighten the stem on to the fork column.
Hold the join between the stem spacers and the bike frame.
Tighten the top cap.
As others have said the top cap is pre load only.
Stem angle adjustment.
150 170 lb in 17 20 3 nm tandem stoker stem.
You want the minimum torque to reduce play in the headset.
Proper carbon steerer tube setup with spacer on top of stem.
It is then necessary to have a spacer on top of the stem.
Same is true for the end cap on a shimano hollowtech ii crankset.