Reverse Gear Bearing; Reverse Gear; Reverse Synchro; Fifth-Reverse Synchro Assembly - Jeep Wrangler 2001 Service Manual

TJ
MANUAL-NV3550 (Continued)
OUTPUT SHAFT
Lubricate shaft, gears and bearings with recom-
mended lubricant during assembly. Petroleum jelly
can be used to hold parts in place. Check bearing
surfaces of output shaft for nicks or scratches.
Smooth surfaces with 320/400 grit emery cloth if nec-
essary. Apply oil to emery cloth and shaft surface
before polishing.
Inspect and replace any synchro ring if worn or
damage. Immerse each synchro ring in lubricant
before installation.
(1) Lubricate and install reverse gear needle bear-
ing on shaft (Fig. 53). Slide bearing up against shoul-
der on output shaft.
Fig. 53 REVERSE GEAR BEARING

1 - REVERSE GEAR BEARING

2 - SHOULDER
(2) Install reverse gear over needle bearing (Fig.
54).
Fig. 54 REVERSE GEAR

1 - REVERSE GEAR

(3) Install brass synchro ring on reverse gear (Fig.
55).
(4) Assemble fifth-reverse synchro hub, sleeve,
struts, springs and detent balls, if not previously
done.
2001 JEEP WRANGLER
1 - REVERSE GEAR
2 - SYNCHRO RING
CAUTION: One side of the hub has shoulders
around the hub bore, this side of the hub faces the
front of the shaft. One side of the sleeve is tapered.
The tapered side faces the front of the shaft.
(5) Start fifth-reverse synchro assembly on output
shaft splines by hand. Then seat synchro onto shaft
with a press and Cup 6310-1 (Fig. 56).
Fig. 56 FIFTH-REVERSE SYNCHRO ASSEMBLY
1 - SPACER
2 - PRESS RAM
3 - REVERSE GEAR

4 - FIFTH-REVERSE SYNCHRO ASSEMBLY

5 - CUP
6 - PRESS BLOCKS
7 - OUTPUT SHAFT
MANUAL-NV3550
Fig. 55 REVERSE SYNCHRO
21s - 49