CHEVROLET ASTRO Differential & Rear-End Components

Ring and Pinion Kit

Part Number: RMG-GM75355

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

Part Number: MGR-G875373X

4.8 out of 5 stars ( 5 )

Estimated Ship Date: Today

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Gear, Ring and Pinion, 3.23:1 Ratio, GM 7.5/7.625 in., Set

Part Number: RNB-697-714

3.0 out of 5 stars ( 1 )

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Differential Carrier Case, Open, 28-spline, Rear, GM 7.5 in., GM 7.625 in., 3.23 Ratio and Up, Chevy, Each

Part Number: YGA-20102

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Crush Sleeve Eliminator Kit, Steel Spacer, Pinion Shims, GM 7.5 in., GM 7.6 in., GM 8.2 in., Kit

Part Number: YGA-55047

4.29 out of 5 stars ( 7 )

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Gear, Ring and Pinion, 4.10:1 Ratio, GM, 7.5 in./7.625 in., 3 Series, Set

Part Number: MGR-G875410

5.0 out of 5 stars ( 3 )

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Bearing Race, Differential Pinion, 2.687 in. Outside Diameter, Each

Part Number: TMK-M88010

5.0 out of 5 stars ( 8 )

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USA Standard Master Overhaul kit GM 7.5 in./7.625 in, Rear, Kit

Part Number: SPZ-37049

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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

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Nov 24, 2025 if ordered today

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Spool, Mini, Steel, 26-Spline, 10-Bolt, GM 7.5 in., Each

Part Number: MGR-MS75-26

4.8 out of 5 stars ( 25 )

Estimated Ship Date: Today

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Spool, Mini, Steel, 26-Spline, 10-Bolt, GM 7.5 in., Each

Part Number: RMG-78-7526-1

4.4 out of 5 stars ( 10 )

Estimated Ship Date: Today

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 )

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Gear, Ring and Pinion, 3.90:1 Ratio, GM, 7.5 in./7.625 in., Standard Rotation, Set

Part Number: MGR-G875390

4.0 out of 5 stars ( 3 )

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Differential Shims, Carrier, Steel, Kit

Part Number: MGR-SS10

4.89 out of 5 stars ( 9 )

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Ring and Pinion Gears, GM 7.5/7.6 in., 3.73:1 Ratio, 27-spline, Standard Rotation, GM 7.5/7.6 in., Set

Part Number: SVL-2020395

5.0 out of 5 stars ( 1 )

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Ring and Pinion Installation Kit, Master Kit, GM, 7.5 in., 7.625 in., Kit

Part Number: MGR-R7-5GRLMK

3.5 out of 5 stars ( 2 )

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

Part Number: RMG-GM75373TK

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Nov 24, 2025 if ordered today

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Crosspin Bolt, 5/16 in. Hex Head, Each

Part Number: YGA-33067

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Today

Pinion Bearing, 1.187 in. Inside Diameter, Each

Part Number: TMK-M86649

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

Mini Spool, GM 7.5 in. 10-Bolt, Open Carrier, Equal Windows, 28-Spline, Each

Part Number: RMG-78-7528-1

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Ring Gear Bolt, Hex Head, 7/16-20 in. Thread Size, Steel, Black, Each

Part Number: YGA-33049

5.0 out of 5 stars ( 2 )

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Differential Cover Bolts, Steel, Black, Hex, Each

Part Number: SDH-34279

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Gear, Ring and Pinion, 3.23:1 Ratio, GM, 7.5 in./7.625 in., 3 Series, Set

Part Number: MGR-G875323

5.0 out of 5 stars ( 1 )

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Ring and Pinion Gear Installation Kit, Differential Rebuild Master, GM 7.5/7.6 in., Kit

Part Number: NTN-NBRA320MK

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

Axle C-Clip, Steel, Natural, GM 7.5 in., GM 7.6 in., GM 8.0 in., Each

Part Number: YGA-33082

5.0 out of 5 stars ( 6 )

Estimated Ship Date: Today