You can’t build a fast, reliable street/strip machine and ignore the rearend. Everyone talks about engines and transmissions, but very few talk about differentials. We believe that’s a mistake because ...

Over the years, we thought we knew a few tricks about how to set up a typical Eaton 12-bolt, clutch-style limited slip, better known as a Posi. But we've learned a slick trick from Tom at Tom's ...

It’s no secret that traction is the cornerstone of any vehicle’s off-road prowess. If the engine’s torque doesn’t get to the tires, all the power and suspension upgrades in the world are of little ...

First, how are semi-float and full-float axles different? In a semi-floating axle, there is an axle shaft on each side that is splined on the inner end where it mates to the differential. Each end ...

I too have had a problem with the diff in my D40 Nissan Navara. The rear diff started to whine at about 33,000 km the rear diff started to whine, which seems to be a regular problem if you tow ...

Holden’s own service schedule for this model Captiva doesn’t specify a change interval for the differential oil. Instead, it recommends the oil be changed when required according to how the car is ...