CHEVROLET Chevy big block Mark IV Differential & Rear-End Components

Axles, Replacement, Driver Side, Passenger Side, Rear, Chevy, GMC, 8.5 in., Pair

Part Number: MSR-A30-88GMTK

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Gear, Ring and Pinion, EXCel, 4.10:1 Ratio, GM, 7.5/7.625 in., 10-Bolt, Set

Part Number: RMG-GM75410OE

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Spider Gear Kit, Open Differential, GM 8.875 in., 30 Spline, Kit

Part Number: YGA-16043

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Today

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Pinion Bearing, Tapered Cone, 1.875 in. I.D., Cadillac, Chevrolet, GMC, Dodge, Oldsmobile, Pontiac, Each

Part Number: TMK-HM804846

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Grizzly Locker, Dana 44, 30 Spline, 3.73 and Down, Each

Part Number: YGA-28021

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Jan 8, 2026 if ordered today

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Axle Shaft, OEM Replacement, C-clip, 1541H Alloy Steel, 28-spline Inner, 30.125 in. Length, Each

Part Number: MGR-MG1015

2.5 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Yukon Nodular Iron Cover for GM14T with 3/8" Bolts

Part Number: YGA-29105

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Axle Shaft, 28-Spline, 31.313 in. Length, Rear, Chevy, GMC, Each

Part Number: SPZ-35172

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Differential Ring and Pinion, Differential Ring and Pinion

Part Number: RMG-D80354

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Estimated Ship Date: Dec 29, 2025 if ordered today

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Ring & Pinion Gear, 3.42 Ratio, GM, 10.5 in. 14-Bolt, Set

Part Number: YGA-24466

5.0 out of 5 stars ( 1 )

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Ring and Pinion Gears,USA Standard 10.5" GM 14 Bolt, 5.13 Ratio Thick Rear Ring & Pinion GearInstall Kit Package,

Part Number: SPZ-10836

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Estimated Ship Date: Dec 29, 2025 if ordered today

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Gear, Ring and Pinion, EXCel, 4.10:1 Ratio, GM, 8.875 in., 12-Bolt Truck, Set

Part Number: RMG-12BT410T

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Differential, Lock-Right, Locker, 28-Spline, GM, 8.2 in., Each

Part Number: PWT-1940-LR

4.25 out of 5 stars ( 4 )

Estimated Ship Date: Today

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• Mfr. Rebate

$35.00 Mail-In Rebate

Price after Manufacturer Rebate: $466.99

Rebate Expires: 12/31/2025

Get $35 back after rebate on this Powertrax Product! Go to https://www.richmondgear.com/rebate.pdf for details. ...Read More

Get UP TO $55 back after rebate on select Powertrax Products! Go to https://www.richmondgear.com/rebate.pdf for details. Valid on purchases made between 11/1/25 and 12/31/25. Claims must be submitted within 30 days of purchase. Allow 6-8 weeks for processing. Valid in USA and Canada. Limit two qualifying purchases per household or address. This offer cannot be combined with other discounts or offers. Rebate intended for end consumer only. Show Less

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Differential Ring and Pinion, Differential Ring and Pinon Front and Rear Complete Kit

Part Number: MGR-MGK-210

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Estimated Ship Date: Dec 29, 2025 if ordered today

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Differential Cover, Steel, Natural, GM, 8.5 in., 8.6 in., 1982 thru 2001, Each

Part Number: RNB-697-700

4.8 out of 5 stars ( 5 )

Estimated Ship Date: Today

Differential, No-Slip Traction System, 30-Spline, GM, 12-Bolt, Each

Part Number: PWT-92-0788-3005

3.88 out of 5 stars ( 8 )

Estimated Ship Date: Today

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• Mfr. Rebate

$40.00 Mail-In Rebate

Price after Manufacturer Rebate: $511.23

Rebate Expires: 12/31/2025

Get $40 back after rebate on this Powertrax Product! Go to https://www.richmondgear.com/rebate.pdf for details. ...Read More

Get UP TO $55 back after rebate on select Powertrax Products! Go to https://www.richmondgear.com/rebate.pdf for details. Valid on purchases made between 11/1/25 and 12/31/25. Claims must be submitted within 30 days of purchase. Allow 6-8 weeks for processing. Valid in USA and Canada. Limit two qualifying purchases per household or address. This offer cannot be combined with other discounts or offers. Rebate intended for end consumer only. Show Less

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Differential Carrier, Dura Grip Positraction, Clutch-type, 33-spline, Chevy, Dodge, GMC, Hummer, Ram, Each

Part Number: YGA-26025

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Yukon hardcore drive flange kit for Dana 44, 19 spline outer stubs. Non-engraved caps..

Part Number: YGA-29079

3.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 8, 2026 if ordered today

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Differential Cover, 10-bolt, Black, Dana 50, Dana 60, Dana 70, Dana 70-HD, Dana 70-U, Dana Super 70, Each

Part Number: YGA-32352

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Differential Carrier Rebuild Kits and Spider Gears, GM 8.2 in., Side Gears, Rear, Open, 28-spline, 10-bolt, Chevy, Kit

Part Number: SPZ-39025

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Axle Assembly, 67-69 GM F-Body Camaro/F-Body, Ridetech Brackets, Mini-Tub Width Rear, 9-inch, 31-Spline, 5 x 4.5/5x4.75 in., Housing & Axle Kit

Part Number: CUR-CEGMF6769RTM

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Gear, Ring and Pinion, 4.88:1 Ratio, 2.000 in. Pinion, 37 Spline, 11.200 in. Ring Gear, Dana 80, Set

Part Number: YGA-24324

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Estimated Ship Date: Jan 8, 2026 if ordered today

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Axle Shaft, OEM Replacement, C-clip, 1541H Alloy Steel, 30-spline Inner, 30.688 in. Length, Each

Part Number: MGR-3893605

5.0 out of 5 stars ( 4 )

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Ring and Pinion Gears, 3.23:1 Ratio, GM 8.5 in., Set

Part Number: SVL-2023698

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Ring and Pinion Gears, 4.11:1 Ratio, 30-spline, Standard Rotation, GM 9.5 in., Set

Part Number: YGA-24167

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