A Simple Guide to the G80 Locking Differential autoevolution

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I have the G80 rear end in my Chevy Silverado and Tahoe. I need to change the gear oil and I've read numerous GM bulletins saying not to add the friction modifer because the G80 in my truck is a locker not a limited slip like the G80 in cars. Apparently there is a lot of confusion on this but I know it says not to add the modifier.

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A Simple Guide to the G80 Locking Differential autoevolution


Block the front wheels. Put the trans in neutral and release the parking brake. Remove both wheels and the rear brake calipers, brackets, rotors, and shoes. Use some compressed air to blow all the dirt and debris out of the assembly. Now's the time to check your rear axle seals.

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The list below is a partial list of typical GM RPO Codes, specifically the codes pertaining to Axle Identification, Differential Type and Gear Ratio. If you are unable to find the GM RPO Codes Label, a GM dealership can usually tell you what you have using the VIN number of your vehicle.

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Quick Video Showing how a G80 Locking Rear diff works in a Chevrolet / GM vs how an Electronic Locking Rear Diff works.๐‘ป๐’‰๐’‚๐’๐’Œ๐’” ๐‘ญ๐’๐’“ ๐‘ช๐’๐’Ž๐’Š๐’๐’ˆ ๐‘จ๐’?.

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#1 ยท Mar 23, 2009 A Quick Look At How It Works. We'll start by pointing out that the Locker is a speed sensitive design. That is, it reacts to wheel slip by sensing when one wheel is spinning substantially faster than the other. So, when you're cruising along on clean dry pavement, the locker operates like any regular open differential.

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Published Apr 27, 2015 General Motors has been offering an automatic locking rear differential in its Chevy->ke4330 and GMC->ke4239 trucks for more than 40 years. Today, its prevalence has.

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View Details $1,932.99 (1) Estimated to ship direct from manufacturer on 12/18/23, pending manufacturer availability. Learn More Lowest Price Guarantee Add To Cart ATK Engines RAXP1652A Part Number: 059-RAXP1652A ATK Engines Remanufactured Rear Axle Assembly for 1992-2000 Chevy/GMC SUV Remanufactured Rear Axle Assembly

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Chevy Silverado 2500 4x4 Rear End Failure. Off road Eaton g80 locker failure explained and diagnosed. My rear locking differential was not working and I diag.

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A G80 rear end refers to a specific type of limited-slip differential used in certain vehicles designed to improve traction and performance. To fully grasp the importance and functioning of a G80 rear end, it's essential to understand gear ratios and their impact on vehicle performance.

A Simple Guide to the G80 Locking Differential autoevolution


#1 I got 1989 chevy 2500 it has RPO code G80. Is it a limited slip,posi traction, or a Locker? If it is one of those what is the difference between them? What gear oil should I be using? S sbc350gearhead Joined Jun 26, 2003 Messages 2,556 Location Columbus Ohio Dec 21, 2004 #2 Positraction was GM's name for a limited slip differential.

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0:00 / 6:23 Tearing apart blown Chevy rear-end #Govbomb POV Mechanic 1.06K subscribers Subscribe 172K views 4 years ago This Chevy truck has the G80 gov-lock, limited slip differential..

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#1 ยท Nov 17, 2015 What gear oil is recommended for a G80 rear differential? I have several qts of Amsoil severe gear 75w-90 left over from my last truck, but I heard you want to use an oil without the LS additives and I believe the severe gear has the additive already in it.

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2015 Chevrolet Silverado LT 2500HD with Z71.. It will be interesting to see if the G80 rear axle lock option is a viable alternative to 4WD off-road package, or just a better addition to a new.

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To correct this condition, drain and refill the rear axle with SAE 80W-90 GL5 (P/N 10950849). The use of any additive in locking rear axles (G80) is not recommended. Rear axle additives are designed for use in limited slip differentials which are normally installed in cars. All light duty trucks equipped with RPO G80 make use of a locking.

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The G80 rear locking differential has been a standard for Chevrolet trucks, and we take a look at the system employed on the 2015 Silverado and 2015 Colorado.