Heavy loads can require more than a single rear axle. This new Ford patent offers a second rear axle as an upgrade to an existing pickup.

While dually trucks have the usual two wheels on a standard front axle, the rear axle has four wheels, with two pairs sandwiched together on both sides. This is usually paired with a stronger ...

rear axle benefits refuse packers with 11-yard up to 20-yard rear loaders, as well as those Mack MD models being used as water trucks holding 2,000 to 2,500 gallons of water. The Mack MD Series ...

and a Tier-1 supplier to major heavy-duty commercial truck and fire truck manufacturers, announced the introduction of its new RespondAir heavy-duty rear air suspension system. Developed ...