GMC Differential & Rear-End Components

Differential, Lock-Right, Locker, 28-Spline, GM, 8.5 in., Each

Part Number: PWT-1920-LR

4.71 out of 5 stars ( 14 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

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Differential, Posi Performance, Limited Slip, 30-Spline, 3.73 Gear Ratios, GM, 12-Bolt, Each

Part Number: HUU-02-125

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

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

Part Number: MSR-A30-89GMTK

3.5 out of 5 stars ( 4 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

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Differential Carrier Bearing, Bearing and Race Set, Each

Part Number: TMK-SET36

4.33 out of 5 stars ( 15 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

Gear, Ring and Pinion, 4.11:1 Ratio, GM, 8.5/8.6 in., 10-Bolt, Set

Part Number: MGR-GM10-411

5.0 out of 5 stars ( 9 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

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Ring and Pinion Gear Installation Kit, Master Overhaul, Dana 44, Kit

Part Number: YGA-14021

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

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Gear, Ring and Pinion, 4.33:1 Ratio, GM, 12-Bolt Car, 4 Series, Set

Part Number: RMG-79-0074-1

3.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

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Axle Shaft, OEM Replacement, 30-Spline, 31.313 in. Length, Chevy, GMC, 8.875 in., Rear, Each

Part Number: RMG-92-25192

4.63 out of 5 stars ( 8 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

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Gear, Ring and Pinion, 4.88:1 Ratio, GM, 12-Bolt Car, 4 Series, Set

Part Number: RMG-79-0064-1

4.25 out of 5 stars ( 4 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

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Gear, Ring and Pinion, 4.30:1 Ratio, GM, 8.5/8.6 in., Set

Part Number: MGR-G885430

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

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Differential, Detroit Truetrac, 28-Spline, Chevy, GMC, 8.0 in., Each

Part Number: ETN-912A654

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

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Ring and Pinion Installation Kit, Dana 60, 10-Bolt, 29-Spline Pinion, Kit

Part Number: RMG-8310341

4.0 out of 5 stars ( 10 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

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Differential Carrier, Dura Grip Positraction, Clutch-type, 33-spline, Nodular Iron, Rear, GM 9.5 in., GM 9.76 in., Each

Part Number: YGA-26049

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

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Grizzly Locker, Dana 60, 35 Spline, 4.10 Down Ratio, Each

Part Number: YGA-28003

Not Yet Reviewed

Estimated Ship Date: Monday 3/23/2026 if shipped by air

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

Part Number: MGR-RA28LRMK

3.2 out of 5 stars ( 5 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

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Bearing, Differential Carrier, Kit

Part Number: TMK-SET45

4.44 out of 5 stars ( 9 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

Axles, Direct Fit, C-Clip, Rear, 1541H Steel, 30-Spline, Chevy, GMC, 8.5 in., 8.625 in., Pair

Part Number: MSR-A30-99GMTK

3.33 out of 5 stars ( 3 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

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Ring and Pinion-GM 8.5/8.625

Part Number: MGR-GM10-373A

Not Yet Reviewed

Estimated Ship Date: Monday 3/23/2026 if shipped by air

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Gear, Ring and Pinion, 4.56:1 Ratio, GM, 12-Bolt Car, 4 Series, Set

Part Number: RMG-79-0072-1

4.5 out of 5 stars ( 4 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

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Differential, Eaton Detroit Truetrac, 30-Spline, GM, 10.5 in. Ring Gear, 4.56 and Higher Ratios, Each

Part Number: ETN-915A547

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

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Differential, Posi Performance, Limited Slip, 30-Spline, GM, 10.5 in., Each

Part Number: ETN-19689-010

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

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Dura Grip Positraction Carrier, Traction-Loc, GM 7.5/7.6 in., 28 Spline, 3.23 Up Ratio, Each

Part Number: YGA-26018

4.2 out of 5 stars ( 5 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

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Bearing, Pinion, 1.312 in. Inside Diameter, Each

Part Number: TMK-M88048

5.0 out of 5 stars ( 14 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

Gear, Ring and Pinion, 3.55:1 Ratio, GM, 12-Bolt Car, 3 Series, Set

Part Number: RMG-4900951

4.6 out of 5 stars ( 10 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

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Differential Carrier, Positraction, Nodular Iron, GM 7.5/7.6 in., 28 Spline, 3.23 Up Ratio, Each

Part Number: SUM-730960

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

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