Begin final setup assembly by oiling the rear pinion support bearing, side bearings and races, bearing cap holes, spanners, and all case threads. For initial setup, use a .019-inch-thick pinion shim, ...

In Our 2026 Motor Group Test, the Pinion MGU E1.12 Goes Head-to-Head With 10 Rival Systems – Find Out How It Performs on the Trail and in the Lab!

This is built with tires as large as 6.2 inches in cross-section and uses an internal gearbox from Pinion for precise, clean, and predictable shifting ...

Featured image: Before the ring and pinion installation is begun, the ring gear flange on the carrier should be checked for runout with a dial indicator. In the March '77 issue of HOT ROD, the ...

Recently we tossed on a 4-inch lift and 33-inch Claws on a '97 Jeep Wrangler TJ that's equipped with an extremely tired 2.5L four-cylinder engine. Usually a tire that's only 33 inches tall won't rob ...

For part two of our series about transforming Jared Lehenbauer’s new-to-him ’01 Ford F-250 into a truck that’s better suited to his needs, we’re detailing how to select the correct gear ratio for two- ...