52
TREK SERVICE INFORMATION August 2016
To Install The Bearings
1.
Apply a liberal coat of grease to the contact surfaces of one bearing and the drive side
of the bottom bracket shell (Figure 14.34).
Figure 14.36. Greasing the axle
Figure 14.35. Pressing the bearing into the frame with
the shield on the outside
Figure 14.34. Greasing the bearing and the frame saddle
Figure 14.37. Sliding the axle through the bearings
2. With the plastic bearing shield facing out, press one bearing into the drive side of the
bottom bracket shell (Figure 14.35).
3. Repeat Steps 1-2 for the other bearing on the non-drive side.
To Install The Drive-Side Crankarm
1.
Apply a light coat of grease to the axle surface where the bearings will be in contact
(Figure 14.36).
The grease areas should be about 1 inch (25 mm) wide. On the drive side, start at the
bearing seal. On the non-drive side, start at the splines and apply toward the drive side
of the axle
2. Insert the axle through the drive-side bearing in the bottom bracket (Figure 14.37).
