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 ...

GKN Driveline has begun production in the United States of a new electronic differential lock for two- and four-wheel-drive vehicles. The new unit is easier for drivers to use, locks faster and ...

In garages, on trails, and around campfires, debate will always rage over what single modification is most effective in creating a capable 4x4. Is there one magic mod that can dramatically improve ...

It’s the little button marked with an 'X' and an axle, usually positioned near the gear shifter that most suburban drivers will never use in the life of their car - still, we all love to know that we ...

Note: The dimensions shown above are for the Toyota Lc76 Gxl + Diff Locks, 2.8L, Diesel, 6 SPEED AUTOMATIC. To display dimensions about another variant, click on one of the rows in the table below.