Top 10 8.5 10 Bolt Diff Cover – Automotive Replacement Differential Covers

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1. JEGS

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

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JEGS #ad - Combines strength, cooling, and looks in a lightweight package. Polished finish for great looks. Fits the following applications with gm 8.

5” 10-bolt rear differential: 1964-1972 chevy/gmc intermediate, 1973-1977 camaro, 1993-2002 camaro/firebird v8, blazer, 1988-2002 chevy/gmc pickup, 1984-1987 grand national/Monte Carlo SS, and Suburban/1500 1/2-Ton, jimmy, 1970-1981 Camaro Z28/IROC & Firebird T/A, 1994-1999 Tahoe 1999 Sierra/Silverado 1500 1/2-Ton. Durable rust-proof construction makes it ideal for any situation, while the large ribs help to dissipate heat faster. Includes 10 mounting bolts, 1 drain plug, and 1 gasket.
BrandJEGS #ad
ManufacturerJEGS #ad
Height4.3 Inches
Length11.2 Inches
Weight4 Pounds
Width11.2 Inches
Part Number62550

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 - Designed and Engineered for Performance Applications and extreme conditions. Rear nodular iron cover with 5/16" SAE Cover Bolts. 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. Thick walled design and durable powder coat finish.
BrandYukon Gear & Axle #ad
ManufacturerYukon Gear & Axle #ad
Part NumberYHCC-GM8.5-S
ModelYHCC-GM8.5-S
Warranty1 Year Warranty Against Manufacturer Defects

3. Speedway Motors

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GM 10-Bolt with 8.2 & 8.5 Inch Ring Gear Rear End Diff Axle Cover

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Speedway Motors #ad - Cover only, no hardware or gasket included. Axle types b, c, G, K and O. Full size and intermediate Chevy and GM cars 1971-1994.
BrandSpeedway Motors #ad
ManufacturerSpeedway Motors #ad
Height3 Inches
Length11 Inches
Weight3 Pounds
Width11 Inches
Part Number5503789

4. Pirate Mfg

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Pirate Mfg Polished Aluminum Chevy GM 10 Bolt Differential Cover for 8.5 Inch Ring Gear

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Pirate Mfg #ad - Fits many chevy & GM Cars & Trucks. Sold Each. Brand new polished aluminum Chevy & GM 10 Bolt Differential Cover. This cover includes the gasket and hardware kit. This cover fits with 8. 5 inch ring gear.
BrandPirate Mfg #ad
ManufacturerPirate Mfg #ad
Weight9 Pounds
Part NumberSP4901

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

6. CFR Performance

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10 Bolt w/ 8.2" Ring Gear, 1964-95 Chevy/GM Chrome Steel Rear Differential Cover

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CFR Performance #ad - Fits 10 bolt chevy/gm rear ends with 8. 2" ring gear. Includes drain plug. See product description for compatible makes and models. Chevy/gm chrome steel rear differential cover with 10 bolt pattern.
BrandCFR Performance #ad
ManufacturerCFR Performance #ad
Height4 Inches
Length4 Inches
Width4 Inches
Part NumberHZ-9583
ModelHZ-9583

7. Z Whip

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Z Whip Metric 14pc Differential Cover Bolt Kit M8-1.25x20MM Flange Bolts Compatible With 1998-Current Chevrolet GMC Silverado Sierra Tahoe Suburban 10-Bolt 14-Bolt Rear Ends Metric Threads Dodge Ram

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Z Whip #ad - Most metric will have numbers on the head like 8. 8 109 12. 9. 1999-newer avalanche silverado sierra Tahoe Yukon Suburban Escalade Trailblazer TBSS Colorado Canyon Express Hummer. Does fit some earlier models pre 1998 but please be sure to check to see if you have Metric or standard threads.

Compatible with 2003-2018 dodge ram 2500 with aam 105” or 1150 rear axle, 2003-2018 ram 3500 with aam 11. 5” rear axle, and 2003-2013. 5 ram 2500/3500 4x4 with aam 9-1/4” 14-bolt beam type front axle. These will not fit gm 10-bolt 12-bolt 14-bolt full size truck differentials made before the mid to late 90s. We are an as9100d and iso 9001:2015 certified manufacturer that produces aerospace parts for The Boeing Aircraft Company and The US Military.

Obviously, some rear end covers will only use 10 or 12 but enough is included to do any differentials listed. Compatible with 2001-current chevy gmc 1500 2500 3500 105” and 11. 5” aam 14 bolt differentials and 99-current 1500 8. 5” 8. 6” 10-bolt and 12bolt cover diffs.
BrandZ Whip #ad
ManufacturerZyxaxis Inc. #ad
Part Number99447806

8. TA PERFORMANCE

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NEW GM 8.5" 10-Bolt TA Performance Aluminum Rearend Girdle Cover TA-1807

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TA PERFORMANCE #ad - All girdles incorporate 2 load bolts with swivel "feet" for supporting the bearing caps. All girdles increase fluid capacity approx. All girdles show a decrease in operating temperature, average of 15 degrees. All ta girdles are made of 356 aircraft grade aluminum, heat treated to T6 specifications, each cover is then stress relieved. 1/2 pint. All girdles incorporate a Fill Port and a Drain Port for ease of servicing.
BrandTA PERFORMANCE #ad
ManufacturerTA Performance #ad
Weight10 Pounds
Part NumberTA_1807

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

10. Yukon Gear & Axle

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Yukon Gear & Axle YP C1-GM8.5-R Chrome Cover for GM 8.2/8.5/8.6 Rear Differential

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Yukon Gear & Axle #ad - Gm 8. 5" differential Cover. Gm8. 6" differential Cover. Fit type: Vehicle Specific. Chrome cover for 8. 6", 8. 5" and 8. 2" gm rear differential. Gm 8. 2" differential Cover. Chrome.
BrandYukon Gear & Axle #ad
ManufacturerYukon Gear #ad
Height9 Inches
Length11 Inches
Weight2.2 Pounds
Width3 Inches
Part NumberYP C1-GM8.5-R
ModelYP C1-GM8.5-R
Warranty1 year warranty against Manufacturer defects