We don't care what the Brand Xers say, we know the vintage Mopar suspension system (torsion bars and leaf springs) works quite well when set up properly. When adding big doses of power (like our '65 ...

Peterbilt Motors Co. on Wednesday, Oct. 29, began full-production of its new front air leaf suspension. The company says its proprietary front air leaf suspension — now available for customer order on ...

Classic Mopars were considered ahead of their time in many ways, thanks to superb engineering and a dedication by the Chrysler Corporation to building the best performance cars of the muscle car era.

The debate over coil-sprung suspension and tried-and-true leaf springs is fueled by much enthusiast passion. The Jp staff is questioned about it all the time, but despite conflicting opinions, there ...

at the 2008 Mid-America Trucking Show in Louisville, Ky. Peterbilt's proprietary Front Air Leaf Suspension is a front suspension with an innovative design and high-performance components that delivers ...

A heads up to anybody aboard their Katoom of choice: It sounds like Kraftfahrzeug Trunkenpolz Mattighofen will soon be playing around with composite leaf spring suspension on her motocross offerings.

Horsepower and torque are useless unless you can apply the energy to the ground in order to accelerate your muscle car. Traction becomes quite a challenge for those dealing with leaf-spring rear ...

The race (or should we call it war?) to make the loudest, fastest, most capable off-road pickup truck has really come to a head in the past 12 months. Though Ford went largely unchallenged with its ...

For the most part, every new, super-exclusive, track-friendly supercar comes with some sort of carbon fiber, pushrod rear suspension. It’s lightweight, it’s complex, and it’s on display under the rear ...

Peterbilt began fullproduction of its new Front Air Leaf Suspension and made it available for customer order on Peterbilt Models 384, 386, 388 and 389. The Front Air Leaf Suspension has a lower spring ...