Take off the upper stem bearing inner race (tapered roller
Drive out the bearing outer races from the head pipe.
Remove the outer races pressed into the head pipe, using
the head pipe outer race remover [A], and hammer the
head pipe outer race remover to drive it out.
Special Tool - Head Pipe Outer Race Remover ID > 37 mm:
If either steering stem bearing is damaged, it is recom-
mended that both the upper and lower bearing (includ-
ing outer races) should be replaced with new ones.
Remove the lower stem bearing inner rase (tapered roller
bearing) with its grease seal from the stem using bearing
Special Tools - Bearing Puller: 57001-135
Bearing Puller: 57001-1575
Assemble the bearing puller (57001-1575).
Insert the each half-split base [A] under the bottom of
bearing inner race and connect the both bases by tight-
ening the bolts [B] and nuts [C].
Assemble the parts of the bearing puller (57001-135) as
shown in the figure.
Stud Bolts [D]
Center Bolt [F]
Turn the center bolt by a wrench and pull the bearing inner
Steering Stem, Stem Bearing Installation
Replace the bearing outer race with new ones.
Apply grease to the outer races, and drive them into the
head pipe at the same time using the head pipe outer race
press shaft [A] and the head pipe outer race drivers.
Special Tools - Head Pipe Outer Race Press Shaft: 57001
Head Pipe Outer Race Driver, 54.5: 57001
Head Pipe Outer Race Driver, 51.5: 57001