1977 CHEVROLET Differential & Rear-End Components

Spider Gears, Side Gears, Cross Pin Shaft, Roll Pin, 28 Spline, Posi, Rear, GM 7.5 in., GM 7.625 in., Kit

Part Number: YGA-16117

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Estimated Ship Date: Nov 21, 2025 if ordered today

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Axle Shaft, Front Inner, 4340 Chromoly, 30 Spline, 18.50 in. Length, Dana 44, Each

Part Number: YGA-21353

5.0 out of 5 stars ( 1 )

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Ring and Pinion Gears, 4.88:1 Ratio, Dana 44, Set

Part Number: YGA-24040

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Gear, Ring and Pinion, 4.30:1 Ratio, GM, 8.5/8.6 in., 10-Bolt, Set

Part Number: MGR-GM10-430

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USA Standard Ring & Pinion gear set for GM 12 bolt truck in a 3.73 ratio

Part Number: SPZ-36176

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Estimated Ship Date: Nov 4, 2025 if ordered today

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Gear, Ring and Pinion, 3.08:1 Ratio, GM, 12-Bolt Truck, Set

Part Number: HUU-02-126

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Estimated Ship Date: Nov 10, 2025 if ordered today

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Gear, Ring and Pinion, 3.08:1 Ratio, GM, 8.875 in., 12-Bolt, Set

Part Number: MGR-GM12-308

3.0 out of 5 stars ( 2 )

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Axles, Replacement, Driver Side, Passenger Side, Rear, Chevy, GMC, 8.875 in., Pair

Part Number: MSR-A30-70GMT4

4.25 out of 5 stars ( 4 )

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Gear, Ring and Pinion, 3.73:1 Ratio, GM, 7.5 in./7.625 in., 10-Bolt, 2 Series, Set

Part Number: RMG-4900071

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Ring and Pinion

Part Number: MGR-GM75-323

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Ring and Pinion Gears, 4.56:1 Ratio, 26-spline, Standard Ring Gear Rotation, Dana 44, Set

Part Number: SPZ-36044

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Estimated Ship Date: Nov 4, 2025 if ordered today

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Ring and Pinion Gears, 2.73:1 Ratio, 27-spline, Standard Rotation, GM 7.5 in., GM 7.625 in., Set

Part Number: YGA-24475

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Estimated Ship Date: Nov 19, 2025 if ordered today

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Differential, No-Slip Traction System, 30-Spline, GM 10.5 in., Each

Part Number: PWT-92-0705-3000

4.67 out of 5 stars ( 3 )

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Gear, Ring and Pinion, 4.27:1 Ratio, Dana 44, Set

Part Number: MGR-D44-427

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Gear, Ring and Pinion, 3.42:1 Ratio, GM, 7.5 in./7.625 in., 10-Bolt, 2 Series, Set

Part Number: RMG-4900051

5.0 out of 5 stars ( 1 )

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Gear, Ring and Pinion, 4.56:1 Ratio, 1.375 in. Pinion, 26 Spline, 8.500 in. Ring Gear, Dana 44, Thick, Set

Part Number: YGA-24037

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Nov 19, 2025 if ordered today

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Gear, Ring and Pinion, 2.73:1 Ratio, GM, 8.5/8.6 in., Set

Part Number: MGR-G885273

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Ring and Pinion Gears, 3.23:1 Ratio, 27-spline, Standard Ring Gear Rotation, GM 7.5 in., GM 7.625 in., Set

Part Number: SPZ-36194

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Estimated Ship Date: Nov 6, 2025 if ordered today

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USA Standard ring & pinion sets are the right choice to add confidence to your install. USA Standard Gear offe

Part Number: SPZ-36315

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Estimated Ship Date: Nov 5, 2025 if ordered today

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Gear, Ring and Pinion, 4.56:1 Ratio, GM, 8.5/8.6 in., 10-Bolt, Set

Part Number: MGR-GM10-456

4.5 out of 5 stars ( 4 )

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Differential Internals, Yukon Dura Grip or Eaton Positraction Internals for 8.5" GM with 28 Spline Axles, Kit

Part Number: YGA-16052

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Estimated Ship Date: Nov 20, 2025 if ordered today

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Gear, Ring and Pinion, 5.38:1 Ratio, Dana 60, Set

Part Number: MGR-D60-538

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Estimated Ship Date: Nov 11, 2025 if ordered today

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Gear, Ring and Pinion, 5.13:1 Ratio, Dana 60, Set

Part Number: MGR-D60-513

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Nov 11, 2025 if ordered today

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Ring and Pinion Installation Kit, Master Kit, Dana 70-HD, Kit

Part Number: MGR-R70HRMK

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Estimated Ship Date: Nov 10, 2025 if ordered today

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Gear, Ring and Pinion, 5.57:1 Ratio, GM, 8.5/8.6 in., 10-Bolt, 3 Series, Set

Part Number: RMG-6901751

5.0 out of 5 stars ( 1 )

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