There has always been a great deal of misconception about the development of hypoid and spiral bevel contact patterns. Certain design criteria, no load and loaded contact pattern checks, test machine ...

Installing new gears and differentials is one of those jobs that even skilled mechanics and fabricators typically don't like to tackle at home for many reasons. Setting up gears requires specialized ...

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 ...