ExplodedT-Shift.jpg
2577 hits | 56.95 KB | Posted: 3/29/08

T-shift Dana 20 Exploded (edited)
ShiftRails&Pills.JPG
1311 hits | 39.27 KB | Posted: 2/3/08

T-shift Dana 20 Shifter Pill Modification

This isn't my photo - I collected these pics off the ne...
01Shifter.JPG
1034 hits | 68.64 KB | Posted: 2/3/08

Half the reason for rebuilding the t-case is that we can't get the shifter to move into 4H. When we...
02Shifter.JPG
1170 hits | 67.11 KB | Posted: 2/3/08

This is half the reason for rebuilding the t-case; the shifter won't move into 4H, and it's an inter...
03Nuts.JPG
1129 hits | 78.15 KB | Posted: 2/11/08

With the rubber bumper installed at the back of the crossmember, it's impossible to get to the lower...
04Dropped.JPG
1420 hits | 74.41 KB | Posted: 2/11/08

Because I had installed the factory crossmember bumper, I had to lift the trans tailhousing (Advance...
05Open.JPG
1167 hits | 91.84 KB | Posted: 2/11/08

This t-case IS as simple as the schematics suggest. The front output gear (upper L) is centered, pu...
06Gears.JPG
938 hits | 64.72 KB | Posted: 2/11/08

Power comes in to the lower L gear from the transmission. The rear fork can push the rear output ge...
08Lo2.JPG
1064 hits | 84.48 KB | Posted: 2/11/08

The output gear (lower R) is slid rearward on the output shaft to engage the smaller center gear (up...
09Hi2.JPG
1048 hits | 85.82 KB | Posted: 2/11/08

The output gear (lower R) is slid forward on the output shaft to engage the splines of the input gea...
11Lo4.JPG
993 hits | 92.34 KB | Posted: 2/11/08

With both output gears slid rearward, the t-case is in 4L.

The Aluminum sleeve & stub shaft at the ...
12RodFr.JPG
977 hits | 60.74 KB | Posted: 2/11/08

The front shift rail has position detents in its L side and pill grooves in its R.
13RodRr.JPG
1007 hits | 62.79 KB | Posted: 2/11/08

The frear shift rail has position detents in its R side and pill grooves in its L.
14GearR.JPG
1042 hits | 78.04 KB | Posted: 2/11/08

This is the rear output gear.
15ForkRr.JPG
1131 hits | 72.04 KB | Posted: 2/11/08

This is the rear shift fork & rail.
16GearFr.JPG
996 hits | 96.45 KB | Posted: 2/11/08

This is the front output gear.
17ForkF.JPG
1057 hits | 94.48 KB | Posted: 2/11/08

This is the front shift fork & rail.
21Hi4WD.JPG
1090 hits | 72.57 KB | Posted: 3/29/08

4WD High
Both sliding gears (and the shift rails) are full forward, locking both outputs to the hi-s...
22Hi2WD.JPG
1040 hits | 73.79 KB | Posted: 3/29/08

2WD High
The front output sliding gear is centered (neutral) and can only move forward (front high)....
23Neutral.JPG
989 hits | 74.15 KB | Posted: 3/29/08

Neutral
Both sliding gears (and the shift rails) are centered, UNlocking both outputs. The pills pre...
24Lo2WD.JPG
1014 hits | 73.9 KB | Posted: 3/29/08

2WD Low
The rear output sliding gear is full rearward (low-range). The pills prevent the front outp...
25Lo4WD.JPG
1103 hits | 74.99 KB | Posted: 3/29/08

4WD Low
Both sliding gears (and the shift rails) are full rearward, locking both outputs to the smal...

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