well, the darn thing is out

[pelago]

to get the seal out had to remove the output shaft yoke cover, and damn if there were no shims???? now i have two good ones, another that is damaged?? but what does this mean ""Goes between your D18 case housing and the rear output cap to set bearing preload."" what the hell i bearing pre load?

https://www.kaiserwillys.com/rear-ou...-transfer-case
N THE DRAWING I DO NOT SEE A GASKET?? DO THE SHIMS ACT AS A GASKET? WOULD THINK ONE IS NEEDED?
D18-Transfercase_NEW-A_6.jpg

AND WHERE DOES THIS GO AND WHAT PURPOSE DOES IT SERVE?

https://www.kaiserwillys.com/output-...-transfer-case

THE SPONGE RUBBER PIECE NOT ON DIA GRAM BUT IS ON VIDEO, SO GUESS I WILL PUT IT IN, BOUGHT ONE WHY NOT CAN'T HURT AND THEY SAY TO USE A LITTLE GASKET SEALANT ON SHIMS