GMC Differential & Rear-End Components

Differential Parts Kit, Open Differential, Includes 30-spline Side and Pinion Gears/Washers/Pinion Shaft/Bolt

Part Number: MGR-GM-10BI-30

4.9 out of 5 stars ( 10 )

Estimated Ship Date: Tomorrow

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Differential, Grip Pro Traction System, 28-Spline, GM 7.5 in., 7.625 in., Each

Part Number: PWT-GT247528

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• Mfr. Rebate

$40.00 Mail-In Rebate

Price after Manufacturer Rebate: $818.99

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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Ring and Pinion Gear Installation Kit, Pinion Installation Kit, 30 Spline, GM 8.6 in., Kit

Part Number: YGA-13073

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Estimated Ship Date: Jan 26, 2026 if ordered today

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Ring and Pinion Gears,Yukon Gear & Axle 8.5" GM, 4.11 Ratio Rear Ring & Pinion GearInstall Kit 30

Part Number: YGA-10398

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Estimated Ship Date: Jan 26, 2026 if ordered today

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Differential Carrier, Dura Grip Positraction, Clutch-type, 30-spline, Rear, Each

Part Number: YGA-26033

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

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Ring and Pinion Installation Kit, GM, 12-Bolt, 8.875 in. Diameter Ring Gear, 30-Spline Pinion, Kit

Part Number: RMG-831019B

1.5 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

USA Standard Master Overhaul kit for the GM 8.5 front differential

Part Number: SPZ-37056

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Estimated Ship Date: Jan 9, 2026 if ordered today

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Ring Gear Bolt, Hex Head, 1/2-20 in. Thread Size, Steel, Natural, Each

Part Number: YGA-33051

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

Ring and Pinion Gear Installation Kit, Master Overhaul, 30 Spline, GM 9.5 in., Kit

Part Number: YGA-14097

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 26, 2026 if ordered today

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Pinion Bearing Kit, PBK GM 8.6" 2009 & UP

Part Number: MGR-R10RLAPK

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Differential, Lock-Right, Locker, 30-Spline, Dana 60, Each

Part Number: PWT-2610-LR

3.5 out of 5 stars ( 2 )

Estimated Ship Date: Feb 17, 2026 if ordered today

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• Mfr. Rebate

$35.00 Mail-In Rebate

Price after Manufacturer Rebate: $751.99

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 Cover, 10-bolt, Aluminum, Polished, GM 8.5 in., Each

Part Number: YGA-32029

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Crate Axle, 73-87 Chevy C10 Centurion 9-Inch, 5-Lug, Black PC, 31-Spline, 3.50 Ratio, Helical Limited Slip, Wilwood 11" Dynapro Black Calipers

Part Number: CUR-CR-GC735TWAB

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Estimated Ship Date: Jan 19, 2026 if ordered today

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Gear, Ring and Pinion, 4.30:1 Ratio, Dana 80, Set

Part Number: SPZ-36096

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Crate Axle, 63-70-Early Chevy C10 Centurion 9-Inch, 5-Lug, Black PC, 31-Spline, 3.70 Ratio, Helical Limited Slip, 11 in. Explorer Brakes

Part Number: CUR-CR-GC337TEBB

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Estimated Ship Date: Jan 19, 2026 if ordered today

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Ring and Pinion Installation Kit, Master, GM 10.5 in. 14-Bolt, Rear, Kit

Part Number: MGR-R14RLMKL

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Ring and Pinion Gear Installation Kit, Master Overhaul Kit, 30 Spline, GM 8.6 in., Kit

Part Number: YGA-14168

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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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Ring and Pinion Gear Installation Kit, Dana 44, Chevy, Dodge, Ford, GMC, Jeep, Kit

Part Number: MGR-RA28LRARBMK

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Spider Gear Kit, Open Differential, Dana 60, 30 Spline, Kit

Part Number: YGA-16009

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

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Spool, Full Size, Steel, 28-Spline, 10-Bolt, GM 8.5 in., Each

Part Number: MGR-FS10-28

4.67 out of 5 stars ( 3 )

Estimated Ship Date: Tomorrow

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Axle Shaft, Front Inner, 4340 Chromoly, 30 Spline, 18.31 in. Length, Dana 44, Each

Part Number: YGA-21353

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

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78-88 GM G-Body 9-Inch Crate, Black PC, 31-Spline Axle, 4.11 Ratio, Helical Worm Gear Differential, Brakes Not Included

Part Number: CUR-CR-GG141TNBB

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Estimated Ship Date: Jan 19, 2026 if ordered today

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Ring and Pinion Gears, 3.54:1, 29-spline, Reverse Rotation, Dana 60, Thick Gear, 4.11:1 and Down Carrier, Set

Part Number: YGA-24058

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Estimated Ship Date: Jan 26, 2026 if ordered today

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Gear, Ring and Pinion, 3.54:1 Ratio, 2.000 in. Pinion, 37 Spline, 11.250 in. Ring Gear, Dana 80, Set

Part Number: YGA-24076

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Estimated Ship Date: Jan 26, 2026 if ordered today

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