Bontrager Race XXX Lite Road Crankset 283415 Manual De Propietario



The correct installation of your new Bontrager crankset is critical to 

your safety, so this work should be performed only by an experienced 
mechanic. If you are not sure of your ability to correctly install this 
crankset, have the crankset installed by your Bontrager dealer.

Before installing this crankset on any bike, check with your dealer 

or the Bontrager technical service department to ensure that this 
Bontrager crankset is compatible with your bicycle frame.

This crankset has the following dimensions, which cannot be modi-

fied:

• “English” bottom bracket, 1.27 x 24 tpi threading
• 68 mm bottom bracket shell (67.25 to 68.25 mm)

• “English” pedals, 9/16 x 20 tpi threading

1. Clean the bottom bracket threads.
2. Firmly snap the bottom bracket sleeve 

(black plastic) into the right cup.

3. Start the threads of the right cup by hand 

(Figure 3). The right cup has normal 
threading.

3. Tighten the right cup to 430 lb•in (17-19 

N•m) (Figure 4).

4. Start the threads of the left cup by hand 

(Figure 5). The left cup has left-hand 
threads.

5. Tighten the left cup to 430 lb•in (17-19 

N•m) (Figure 6).

Figure 3  Start the threads 
of the right cup by hand

Figure   Tighten the right 
cup

Figure   Start the threads 
of the left cup by hand

Figure   Tighten the left 
cup

Installation