RJQuick
Junior Member
- Joined
- Aug 17, 2014
- Posts
- 7
- Reaction score
- 0
- Location
- California
- First Name
- Roy
- Truck Year
- 1974
- Truck Model
- C20
- Engine Size
- 454
I have a 74 C20 with 14bolt rear end, 3.73 gears; however it does not have posi traction. I want to change out the differential. Here's what I've found, but I'm not sure how to determine if it will fit before purchasing it.
33 SPLINE GM 9 1/2 INCH LOCKING DIFFERENTIAL. THE HOLE UNIT HAS LESS THAN 5000 MILES ON IT. WITH A SET OF 373 RING AND PINION GEARS. COMMONLY REFERRED TO AS A GOV-LOC POSI UNIT. IT HAS 14 BOLTS ON THE DIFFERENTIAL COVER AND 12 ATTACHING THE RING GEAR TO THE CARRIER. THIS COMES WITH BEARINGS AND RACES
any in put would be appreciated.
Thanks.
33 SPLINE GM 9 1/2 INCH LOCKING DIFFERENTIAL. THE HOLE UNIT HAS LESS THAN 5000 MILES ON IT. WITH A SET OF 373 RING AND PINION GEARS. COMMONLY REFERRED TO AS A GOV-LOC POSI UNIT. IT HAS 14 BOLTS ON THE DIFFERENTIAL COVER AND 12 ATTACHING THE RING GEAR TO THE CARRIER. THIS COMES WITH BEARINGS AND RACES
any in put would be appreciated.
Thanks.