Chevy Silverado Locking Rear Differential

While servicing the differential on a 2004 silverado pickup truck i thought i d take the opportunity to explain how a locking differential works.

Chevy silverado locking rear differential.

If you order a 2016 or 2017 with the towing package it has a rear locking diff with the standard gearing. Oh it sounds like the rear end is gonna fall out when it locks but it stops the wheel spin and my truck takes on off through the obstruction. Gm differentials come in a wide range of sizes. Randys carries gm differentials from the small 6 5 as found in the chevy vega up to the larger gm 11 5 common under 3 4 and 1 ton trucks from chevrolet and gmc.

Nov 30 2016 2 35am. Chevy truck forum silverado sierra gmc truck forums. According to gm the g80 automatic locking rear axle is available on most silverado models and is standard on ltz and z71 versions of the silverado 1500 and all silverado 2500 and 3500 hds. The g80 automatic locking rear axle is available on most silverado models and is standard on ltz and z71 versions of the silverado 1500 and all silverado 2500 and 3500 hds.

Locking rear differential lsd spend enough time on offroad discussion forums and you re sure to read somebody claiming that a 2wd truck with a locker in the rear a locker binds the real wheels so that they spin together can do whatever a 4wd truck with open differentials can.