PONTIAC FIREBIRD Differential & Rear-End Components

Gear, Ring and Pinion, EXCel, 3.42:1 Ratio, GM, 8.5/8.6 in., 10-Bolt, Set

Part Number: RMG-GM85342

4.25 out of 5 stars ( 4 )

Estimated Ship Date: Tuesday 9/2/2025

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Ring and Pinion Gears, EXCel, 4.10:1 Ratio, 30-spline, Standard Rotation, GM 8.5 in., GM 8.6 in., Set

Part Number: RMG-GM85410

4.0 out of 5 stars ( 8 )

Estimated Ship Date: Tuesday 9/2/2025

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Ring and Pinion Gear, 3.73:1 Ratio, GM, 8.5 in./8.6 in., Rear, Set

Part Number: SPZ-36214

4.5 out of 5 stars ( 6 )

Estimated Ship Date: Tuesday 9/2/2025

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Dura Grip Positraction Carrier, Traction-Loc, GM 8.2 in. BOP, 28 Spline, 3.31 Up Ratio, Each

Part Number: YGA-26024

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Tuesday 9/2/2025

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Differential, Eaton Detroit Truetrac, 26-Spline, GM, 7.5 in., 3:08 and Down, Each

Part Number: ETN-911A415

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Tuesday 9/2/2025

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Axle C-Clip, Steel, Natural, Each

Part Number: YGA-33083

4.89 out of 5 stars ( 37 )

Estimated Ship Date: Tuesday 9/2/2025

Ring and Pinion Gears,Yukon Gear & Axle 7.5"/7.625" GM, 3.73 Ratio Rear Ring & Pinion GearInstall Kit 2.25" OD Axle Bearings & Seals

Part Number: YGA-10638

Not Yet Reviewed

Estimated Ship Date: Tuesday 9/2/2025

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Ring and Pinion Gears, GM 7.5/7.625 in., 4.10:1 Ratio, 27-spline, Standard Rotation, Buick, Cadillac, Chevy, GMC, Hummer, Isuzu, Olds, Pontiac, Set

Part Number: MGR-GM7-5-410A

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Tuesday 9/2/2025

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Ring and Pinion Gears, 3.73:1 Ratio, GM, 8.2 in., 10-Bolt, 3 Series, Set

Part Number: RMG-49-0112-1

5.0 out of 5 stars ( 9 )

Estimated Ship Date: Tuesday 9/2/2025

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

Part Number: ETN-K-GM8-5SR

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tuesday 9/2/2025

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Differential Carrier, Positraction, Nodular Iron, GM 8.2 in. BOP, 28 spline, 3.31 Up Ratio, Each

Part Number: SUM-730964

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tuesday 9/2/2025

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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: Tuesday 9/2/2025

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Gear, Ring and Pinion, 3.73:1 Ratio, GM, 12-Bolt Passenger Car, Set

Part Number: MGR-G888373

Not Yet Reviewed

Estimated Ship Date: Tuesday 9/2/2025

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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: Tuesday 9/2/2025

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Gear, Ring and Pinion, EXCel, 3.73:1 Ratio, GM, 8.2 in., 10-Bolt, Set

Part Number: RMG-GM82C373

4.33 out of 5 stars ( 3 )

Estimated Ship Date: Tuesday 9/2/2025

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Gear, Ring and Pinion, 3.23:1 Ratio, GM, 8.5/8.6 in., 10-Bolt, 3 Series, Set

Part Number: RMG-4900191

4.25 out of 5 stars ( 8 )

Estimated Ship Date: Tuesday 9/2/2025

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Bearing, Pinion, 1.625 in. Inside Diameter, Each

Part Number: TMK-M802048

4.64 out of 5 stars ( 28 )

Estimated Ship Date: Tuesday 9/2/2025

Axle Shaft, Rear, 1541H Alloy, 28 Spline, 29.875 in. Length, GM 8.2 in. BOP, Pontiac, Each

Part Number: YGA-21289

4.24 out of 5 stars ( 25 )

Estimated Ship Date: Tuesday 9/2/2025

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

Part Number: RMG-6900331

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Tuesday 9/2/2025

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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-GM75373OE

4.0 out of 5 stars ( 6 )

Estimated Ship Date: Tuesday 9/2/2025

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Ring and Pinion Gear Installation Kit, Master Overhaul, 28-Spline, GM 8.5 in., Kit

Part Number: YGA-14086

4.64 out of 5 stars ( 11 )

Estimated Ship Date: Tuesday 9/2/2025

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Pinion Bearing Spacer, Crush Sleeve Eliminator, Steel, Chrysler 9.25 in., GM 8.5 in., Each

Part Number: YGA-55048

4.84 out of 5 stars ( 25 )

Estimated Ship Date: Tuesday 9/2/2025

Gear, Ring and Pinion, 3.90:1 Ratio, GM, 12-Bolt Passenger Car, Set

Part Number: MGR-G888390

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Tuesday 9/2/2025

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

Part Number: RMG-6900321

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tuesday 9/2/2025

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Gear, Ring and Pinion, 3.55:1 Ratio, GM, 8.2 in., Buick, Pontiac, Set.

Part Number: MGR-BP882355

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Tuesday 9/2/2025

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