Some tips and tricks on how to box the frame and build a custom suspension at home for your vintage 4x4. Longtime readers of Jp magazine might actually remember this 1948 Willys pickup I built back in ...

What is a good leaf spring shackle angle with full weight at rest? I'm building a flatfender Jeep with a spring-under rear suspension using Rubicon Express 4 1/2-inch-lift YJ springs to help control ...

No matter how much planning is done project vehicles seem to establish their own direction. Take our Hot Rod Hauler as an example, we had accomplished many of the original goals—lowering the truck on ...