ROCKCRAWLER Tom Wood's 231 Short Shaft Kit

 

STEP 11

There will be a snap-ring holding the synchro-hub assembly in place on the mainshaft. Once again, use your snap-ring pliers to remove it. This snap-ring will put up a good fight, so be patient. Finally, a use for your third hand.

STEP 12

Here are both shafts side-by-side. The short one that Tom Wood provides with his kit is just as beefy as the stock one that was removed from the 231J transfer case, so there are no inferior parts involved.

STEP 13

While we're doing side-by-side comparisons, here are the 231J rear output bearing housing on the left and the regular 231 rear output bearing housing on the right. The above short shaft will protrude from the 231 housing which is short enough to facilitate a seal and an output flange.

STEP 14

This is a picture of the roller bearings that are to be pressed into the synchro-hub assembly below.

STEP 15

Eric is carefully tapping the bearings into the synchro hub assembly using a hammer and a large cylinder. You want to be careful to keep the bearings level over the mouth of the synchro-hub assembly. You will only get one shot at this!

STEP 15 CONTINUED

This is a picture of the dissassembled synchro-hub. The loose roller bearing is resting in the center of the main gear. You want to put one bearing in either side of this gear. It will be a snug fit.

On PAGE 6, we're going to clean up the transfer case, reinstall the chain and the modified short shaft, apply silicone gasket sealer, and start putting it back together!

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