Lockers are expensive and open diffs suck-a-duck off-road, so for chump-cheap traction, it’s hard to beat the age-old method of simply welding up your differential spider gears to create a mini spool.

It's been called the Lincoln Locker for decades, but not because ol' Honest Abe had one in his ride. It's simply 4x slang for the type of machine used to weld your differential's spider gears in place ...

Welding the differential is one of the boldest upgrades you can make to a performance car—especially an LS-swapped Porsche ...

Reinstalling the welded differential transaxle is a key step in preparing a Porsche Cayman for drift use. This video focuses on the process, fitment considerations, and why a welded diff setup is ...