GM vehicles came equipped with a myriad of gear ratios, axles, differentials, and so on. Identifying and even modifying these can be a bit flustering, especially if the rear-end came from another ...

Depending on who you ask, discussion of the GM ... stock rear axle an upgrade and a facelift courtesy of Eastwood, Summit Racing, and Classic Performance Products. What we had at the end of ...

A fundamental part of any muscle car is a nice, strong rearend fitted with a limited slip or Posi unit. What good is it to make gobs of horsepower if you can only do one wheel burnouts or if the ...

High-end shops and hobbyists have been at the forefront, but other companies are working on making the process easier. GM showed a modular ... from a variety of rear-end gear sets for whatever ...

GM Recalling Big Pickups and SUVs Because the Rear Wheels Can Lock Up ... If wear is detected, the transmission will be limited to fifth gear, preventing wheel lockup, which happens when the ...