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 diff ...

For '67-'72 Chevy pickup owners, there are a number of reasons not to get rid of that 12-bolt Chevy rearend under your 1/2-ton. For one, the darn thing fits. All the suspension components bolt right ...

It was 1973, the last time we saw a brand-new 12-bolt rearend in a passenger car, and man, the things are fetching untouchable green at today's swap meets. Some have argued that GM's 12-bolt axle has ...

With plans to get our AMD Chevelle project car roadworthy and ready for some serious testing and use, we had to start addressing the issues with the car's driveline relating to it being hurriedly ...