Don ,

The rear pinion bearing requires a new LOCK RING ( rare part ) as per

the repair manual .

manual PIC

https://s26.postimg.cc/ijfu9dylj/IMAGE10.jpg


Rear Pinion Bearing

PIC

https://s26.postimg.cc/okdj6bvgp/Rea_Pinio_Bearing_NOS_2.jpg


LOCK Ring is available GM NOS

@

Dan's GM Obsolete
Chinook , Montana
phone : 406 - 357 - 2615

Dan's has ( 1 ) Lock Ring in stock - GM # 370464

PIC

https://s26.postimg.cc/eab474nll/Lock_Rings_NOS.jpg


George
'54 3600

Last edited by '54 3600; 05/26/2018 3:11 AM. Reason: add

1954 3600
A big help to many on the Bolt
Now cruising in
The Passing Lane