BUICK SKYLARK Differential & Rear-End Components

Ring & Pinion Gear Set GM 7.5" / 3.23 Ratio

Part Number: SVL-2020639

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Estimated Ship Date: Jan 2, 2026 if ordered today

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USA Standard Gear standard spider gear set for GM 7.5", 26 spline

Part Number: SPZ-39023

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Estimated Ship Date: Jan 5, 2026 if ordered today

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Differential Inner Gear Kit; GM 8.5 - 30 Spline, Open Diff

Part Number: SVL-10020478

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Ring and Pinion Gears, 3.42:1 Ratio, 27-spline, Standard Ring Gear Rotation, GM 7.5 in., GM 7.625 in., Set

Part Number: SPZ-36195

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Estimated Ship Date: Jan 5, 2026 if ordered today

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Spool, Full Size, Steel, 30-Spline, 10-Bolt, GM 8.5 in., Each

Part Number: RMG-81-1030-1

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Estimated Ship Date: Jan 5, 2026 if ordered today

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USA Standard Gear standard spider gear set for GM 8.5", 30 spline

Part Number: SPZ-39027

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Estimated Ship Date: Jan 5, 2026 if ordered today

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Ring and Pinion Gears, GM 7.5/7.6 in., 3.08:1 Ratio, 27-spline, Standard Rotation, GM 7.5/7.6 in., Set

Part Number: SVL-2019331

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Estimated Ship Date: Dec 31, 2025 if ordered today

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Differential Carrier Gear Kit

Part Number: RMG-XL-4040

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Estimated Ship Date: Jan 5, 2026 if ordered today

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Differential Main Cap Studs, GM, Kit

Part Number: YGA-32271

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Estimated Ship Date: Jan 13, 2026 if ordered today

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Ring and Pinion Gear Installation Kit, Minimum Overhaul, GM, 8.2 in., Kit

Part Number: YGA-13068

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Estimated Ship Date: Today

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USA Standard Master Overhaul kit for the '81 & older GM 7.5" differential

Part Number: SPZ-37048

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Estimated Ship Date: Jan 5, 2026 if ordered today

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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-GM75410TK

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Estimated Ship Date: Jan 5, 2026 if ordered today

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

Part Number: RMG-81-1028-1

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 5, 2026 if ordered today

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Ring and Pinion Installation Kit, 30 Spline, GM 8.5 in., Kit

Part Number: YGA-13069

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Estimated Ship Date: Jan 19, 2026 if ordered today

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Spider Gear Kit, Open, 26 Spline, Rear, GM 7.5 in., GM 7.6 in., Kit

Part Number: YGA-16048

3.67 out of 5 stars ( 3 )

Estimated Ship Date: Jan 13, 2026 if ordered today

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Ring and Pinion, Installation Kit, GM, 8.5 in., Kit

Part Number: SPZ-58011

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Estimated Ship Date: Jan 5, 2026 if ordered today

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Ring and Pinion Installation Kit, Basic, GM 8.875 in. 12-Bolt, Rear, Kit

Part Number: MGR-R12CRT

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Estimated Ship Date: Jan 5, 2026 if ordered today

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Ring and Pinion Installation Kit, Super Kit, GM, 8.5 in., Kit

Part Number: MGR-R10RSK

3.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 5, 2026 if ordered today

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Ring and Pinion Kit

Part Number: RMG-XL-1016-1

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Estimated Ship Date: Today

Differential Carrier Rebuild Kit, GM 8.5, 28 Spline, Rear, Open Carrier, Buick, Chevrolet, GMC, Oldsmobile, Pontiac, Kit

Part Number: SVL-10028814

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Estimated Ship Date: Today

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Ring and Pinion Installation Kit, GM, 8.5 in., 10-Bolt, Kit

Part Number: RNB-697-100

3.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Performance Mini Spool (GM 8.5 - 28 Spline)

Part Number: SDH-10015373

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Estimated Ship Date: Jan 19, 2026 if ordered today

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Yukon Pinion install kit for '81 and older GM 7.5" differential

Part Number: YGA-13063

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Estimated Ship Date: Jan 19, 2026 if ordered today

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Differential Ring and Pinion; GM 7.5 - 2.73 Ratio

Part Number: SVL-10004593

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Estimated Ship Date: Jan 5, 2026 if ordered today

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Posi spring kit for GM 7.5", with preload plates

Part Number: YGA-33206

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Estimated Ship Date: Jan 16, 2026 if ordered today

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