Rear U-Joint - lehman Trikes TRAMP 2009 Service Information

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REMOVAL
1. Loosen lug nuts with 11/16" shallow socket.
2. Lift trike with jack; support with jack stands or
center stand.
3. Remove lug nuts and remove wheels.
NOTE: See Fig. 1. To ensure proper phas-
ing of driveshaft, mark u-joint and yoke with
a paint marker prior to disassembly.
4. Cut ties securing brake line/cable to swingarm.
5. Remove U-bolts from rear yoke at differential.
6. Use a paint marker to mark a line across differ-
ential and swingarm mounting plates to ensure
side alignment during reassembly.
7. See Fig. 2. Remove hardware securing differ-
ential to swingarm. Slide differential to rear of
trike allowing U-joint and yoke to be removed
from drive shaft.
8. Remove retaining rings using needle-nose pli-
ers and press existing u-joint from yoke.
REPLACEMENT
1. Install new U-joint into yoke being sure to ori-
ent grease zerk toward front of trike.
2. Replace yoke and U-joint assembly onto end of
driveshaft, ensuring paint marks match be-
tween yoke and drive shaft for proper phasing.
3. Reposition differential so that U-joint and rear
yoke at differential mate together and that paint
marks between differential-to-swingarm mount-
ing plates align.
4. Reinstall diff. hardware; torque to 47 ft.-lbs.
5. Replace (2) U-bolts, (4) lock washers and nuts;
tighten nuts on both sides of U-joints equally
from side to side and top to bottom; torque to
20 ft.-lbs.
CAUTION: Check differential vent tube to
be sure it is free of any blockage. Blockage
can potentially lead to axle seal failure.
1. See Fig. 3. Secure brake lines and cables to
swingarm with new cable ties.
2. Reinstall rear wheels and torque lugs to 75 ft.-
lbs.
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R & R REAR U-JOINT
40
Fig. 1
Driveshaft alignment
Fig. 2
Remove hardware
Fig. 3
Secure brake lines to swingarm