that model comes with a factory rear diff locker
A posi rear end (positive traction) drives both rear wheels.a posi rear end is when both rear tires spin instead of just one
get a posi traction rear end and swap it out.
If its a z28, then yes. The base models did not include the posi rear end
Posi was offered as an option.
Yes it does. It's called a limited slip differential. Posi would refer to the Chevy brand rear end. No you don't have posi. Yes you have a LSD.
The 3.73 rear end in a 1998 Chevy Silverado 1500 does not automatically mean it is a posi-traction (posi) differential. Posi-traction refers to a limited-slip differential that allows both rear wheels to spin together for improved traction. You would need to confirm with the specific vehicle's build options or VIN to determine if it has a posi rear end.
Yes
its a posi tract.
Yes
You can change the rear end of a 1988 Suzuki Samurai to Posi-trac by opening the differential and removing the existing ring and pinion gears. The Posi-trac assembly is then install and the gears put back in place.
you will need to use 90 wt oil. if it has a posi,add a posi additive.
buy a posi differential. it can be welded but it wont last long