The 2016 GMC Sierra HD lineup is equipped with the Eaton Locker automatic locking rear differential, and it comes in handy during times where getting traction can be difficult. It's what GMC refers to ...
We love axles; they help get rotational engine forces from the engine, transmission, and transfer case to the tires and wheels. Most folks in four-wheeling land understand most of the axle terminology ...
Locking hubs are a really important part of four-wheel drive systems: They're there to help drivers switch between two-wheel drive and 4WD.While many modern 4x4s now use automatic systems, the ...
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