Top 7 DIFFERENTIAL COVER for GM – Automotive Replacement Differential Covers

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1. CFR Performance

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1964-UP Compatible/Replacement for Chevy/GM Polished Aluminum Rear Differential Cover, 10 Bolt w/ 8.5" Ring Gear

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CFR Performance #ad - See product description for compatible makes and models. Fits chevy/gm 10 bolt rear ends with 8-1/2" ring gear. Includes bolts and drain plug. Chevy/gm polished aluminum rear differential cover with 10 bolt pattern.
BrandCFR Performance #ad
ManufacturerCFR Performance #ad
Height4 Inches
Length4 Inches
Width4 Inches
Part NumberHZ-5078
ModelHZ-5078

2. Yukon Gear & Axle

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Yukon Rear Nodular Iron Differential Cover for 8.5" GM with 5/16" Bolts YHCC-GM8.5-S

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Yukon Gear & Axle #ad - Thick walled design and durable powder coat finish. Rear nodular iron cover with 5/16" SAE Cover Bolts. Designed and Engineered for Performance Applications and extreme conditions. These covers come with a durable powder coat finish, magnetic drain plug, quality gasket and high strength steel fasteners for easy bolt-on installation. Yukon hardcore differential Covers are made from thick-walled high strength nodular steel to fend off the most extreme hits in off road driving.
BrandYukon Gear & Axle #ad
ManufacturerYukon Gear & Axle #ad
Part NumberYHCC-GM8.5-S
ModelYHCC-GM8.5-S
Warranty1 Year Warranty Against Manufacturer Defects

3. ProForm

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Proform 66668 Black Aluminum Differential Cover with Perfect Launch Logo and Bearing Cap Stabilizer Bolts for GM

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ProForm #ad - Fit type: Vehicle Specific. Package weight: 6. 35 pounds. Country of Origin : Taiwan. Package dimensions: 9. 652 h x 27. 432 l x 28. 447 w centimetres.
BrandProForm #ad
ManufacturerProform #ad
Height44.4 Inches
Length129.6 Inches
Weight1 Pounds
Width134.4 Inches
Part Number66668
Model66668

4. ACDelco

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Brackets, GM Genuine Parts 19333218 Rear Axle Housing Cover Kit with Plug, and Bolt, Gasket

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ACDelco #ad - Package dimensions :13. 716 cm l x39. 116 cm w x39. 878 cm H. Country of origin :United States. Package weight :4. 6lbs. Product type :AUTO PART.
BrandACDelco #ad
ManufacturerACDelco #ad
Height6 Inches
Length9 Inches
Weight4.75 Pounds
Width12 Inches
Part Number19333218
Model19333218
Warranty24 Month / Unlimited Mile Limited Warranty (Parts Only). Please see ACDelco.com for more details.

5. Z Whip

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Z Whip SAE 14pc Differential Cover Bolt Kit 5/16-18 Flange Bolts Compatible with GM Olds Pontiac Buick 10-Bolt 12-Bolt 14-Bolt Ford 8.8 7.7 DANA 25 27 30 35 44 Spicer 20 Rear Ends Standard Threads

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Z Whip #ad - Please check your thread before purchasing. Comes with 14 grade 5 serrated flange hex head bolts 5/16-18 x ¾” clear zinc to keep them from rusting or corroding. Most metric will have numbers on the head like 8.

8 109 12. 9. Compatible with all chevy pontiac oldsmobile buick and gm 12-bolt differentials. We put the same quality into every part we produce. These will not work on chevy trucks suburban tahoe yukon traiLBLAZER ETC. We are an as9100d and iso 9001:2015 certified manufacturer that produces aerospace parts for The Boeing Aircraft Company and The US Military. These will not fit gm 10-bolt and 14-bolt full size truck differentials made after the mid 90s.

Parts we produce fly at 30, 000 feet where failure is not an option. Compatible with ford mustang 1986-2014except cobras and most fords 1983-2003 with a 7. 7 or 8. 8. Also fits dana 25 27 30 35 44 and Spicer 20 found in jeeps. After 1998 possibly after 95. Obviously, some rear end covers will only use 10 or 12 but enough is included to do any differentials listed.
BrandZ Whip #ad
ManufacturerZyxaxis Inc. #ad
Part Number99447817

6. JEGS

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And Gasket, JEGS Cast Aluminum Differential Cover | Black With Polished Fins | Fits GM 8.5 “ 10-Bolt | Includes Mounting Bolts, Fill Plug

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JEGS #ad - Includes 10 mounting bolts, 1 drain plug, and 1 gasket. Durable rust-proof construction makes it ideal for any situation, while the large ribs help to dissipate heat faster.

Fits the following applications with gm 8. 5” 10-bolt rear differential: 1964-1972 chevy/gmc intermediates, 1970-1981 camaro z28/iroc & firebird t/a, 1984-1987 grand national/monte carlo ss, and suburban/1500 1/2-ton, 1988-2002 Chevy/GMC pickup, 1973-1977 camaro, jimmy, Blazer, 1993-2002 camaro/firebird v8, 1994-1999 Tahoe 1999 Sierra/Silverado 1500 1/2-ton. Black with polished fins for great looks. Combines strength, cooling, and looks in a lightweight package.
BrandJEGS #ad
ManufacturerJEGS #ad
Height4.6 Inches
Length12.5 Inches
Weight5 Pounds
Width12.2 Inches
Part Number62553

7. Pacific Performance Engineering

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138051010, PPE HEAVY DUTY REAR ALUMINUM DIFFERENTIAL COVER BRUSHED GM & DODGE W/ 11.5" REAR AXLE

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Pacific Performance Engineering #ad - Includes: ▪ mounting bolts m8 x 30 x 1. 25 allen head bolt ▪ 3/8 inch o-ring sealed drain plug ▪ 1 inch stainless steel magnetic sight level/fill plug with Viton O-ring seal ▪ CMP - 4000 high performance gasket ▪ 2 tapped ports 1/8 & 1/4 inch temperature probes.

Available for: 2001 and newer gm 2500/3500 trucks with 14 bolt - 11. 5” rear axle 2003-2013 dodge 2500/3500 trucks with 14 bolt - 11. 5” rear axle. To keep the fluid clean, ppe includes a high-powered Neodymium-magnet-equipped fill plug to pull metal particles right out of the oil before they have a chance to attack the gears and bearings. Combined with the largest set of cast cooling fins in the industry, found both inside as well as outside the pan, PPE’s differential covers offer outstanding fluid cooling capabilities not often matched.

This cover also holds an extra quart-and-a-half of fluid, offering a bit of added thermal stamina to the rear-end gears on those long hauls. Ppe differential covers are made in the usa from high-quality cast aluminum for strength and optimum heat dissipation. Features: ▪ internal and external cooling fins ▪ Neodymium magnet equipped fill and drain plugs ▪ Natural finish increases heat transfer.
BrandPacific Performance Engineering #ad
ManufacturerPacific Performance #ad
Height15 Inches
Length8 Inches
Weight9.2 Pounds
Width14 Inches
Part Number138051010
Model138051010