PONTIAC FIREBIRD Differential & Rear-End Components

Differential Clutch, Steel Pack, Rear, Posi, GM, 8.875 in., Set

Part Number: YGA-16041

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Estimated Ship Date: Dec 5, 2025 if ordered today

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Gear, Ring and Pinion, 3.90:1 Ratio, GM, 12-Bolt Car, 3 Series, Set

Part Number: RMG-4900401

5.0 out of 5 stars ( 2 )

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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: Dec 8, 2025 if ordered today

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Cross Pin, GM, 10-Bolt, 8.5 in. Each

Part Number: MGR-14006401

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Ring and Pinion Installation Kit, Basic, GM 7.5 in., Rear, Kit

Part Number: MGR-R7-5GR

4.0 out of 5 stars ( 1 )

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Differential Carrier, Grizzly Locker, Chromium Alloy Steel, 30-spline, Rear, GM 8.5 in., GM 8.6 in., Each

Part Number: YGA-28035

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Dec 8, 2025 if ordered today

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Gear, Ring and Pinion, 4.56:1 Ratio, GM 7.5/7.625 in., Set

Part Number: RNB-697-719

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Gear, Ring and Pinion, 3.42:1 Ratio, 1.625 in. Pinion, 30 Spline, 8.875 in. Ring Gear, GM 8.875 in., Set

Part Number: YGA-24121

1.0 out of 5 stars ( 1 )

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Spider Gear Kit, Open Differential, G7.625 in., 28 Spline, Kit

Part Number: YGA-16049

5.0 out of 5 stars ( 2 )

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Differential Carrier Cases, Extreme Heavy Duty, GM 8.5 in., 28/30 Spline, 2.73 and Up Ratio, Each

Part Number: YGA-20084

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Replcement Springs, Powertrax No-Slip, Kit

Part Number: PWT-8001001KAV

4.93 out of 5 stars ( 14 )

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Crush Sleeve, Steel, 0.620 in. Tall, Each

Part Number: YGA-33097

1.0 out of 5 stars ( 1 )

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Ring and Pinion Gears,Yukon Gear & Axle 7.5"/7.625" GM, 4.11 Ratio Rear Ring & Pinion GearInstall Kit 2.25" OD Axle Bearings & Seals

Part Number: YGA-10639

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Estimated Ship Date: Dec 8, 2025 if ordered today

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Differential Cover, Aluminum Girdle Cover, Natural, 10-bolt, GM 8.2 in., BOP Axle, Each

Part Number: YGA-32120

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Spool, Mini, Steel, 30-Spline, 12-Bolt, GM 8.875 in., Each

Part Number: RMG-78-1230-1

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Estimated Ship Date: Nov 26, 2025 if ordered today

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Ring and Pinion Gears, 3.73:1 Ratio, 30-spline, Standard Ring Gear Rotation, GM 8.875 in. Passenger Car, Set

Part Number: SPZ-36167

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Estimated Ship Date: Nov 20, 2025 if ordered today

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Gear, Ring and Pinion, 3.23:1 Ratio, GM 8.5 in., Set

Part Number: RNB-697-810

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Differential Carrier Bearings, Standard Replacement, Includes Cup, 1.625 in. Bore, AMC, GM, Mopar, Jeep, International, Studebaker, Hummer, Each

Part Number: TMK-SET69

5.0 out of 5 stars ( 1 )

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USA Standard Master Overhaul kit for the 2000 and newer GM 7.5" and 7.625" differential

Part Number: SPZ-37050

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Estimated Ship Date: Nov 24, 2025 if ordered today

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Differential Cross Shaft, Steel, 0.795 in. Diameter, Each

Part Number: YGA-33401

5.0 out of 5 stars ( 1 )

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Ring and Pinion Gears and Installation Kit, 8.2" BOP 3.73 RATIO REAR R&P GEAR/ INSTALL KIT PACKAGE

Part Number: YGA-12587

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Estimated Ship Date: Dec 5, 2025 if ordered today

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Ring and Pinion Gears, 4.30:1 Ratio, 27-spline, Standard Ring Gear Rotation, GM 7.5 in., Set

Part Number: YGA-24482

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Estimated Ship Date: Dec 3, 2025 if ordered today

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Gear, Ring and Pinion, 5.14:1 Ratio, GM, 12-Bolt Car, 4 Series, Set

Part Number: RMG-6900341

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Nov 24, 2025 if ordered today

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Ring and Pinion

Part Number: MGR-GM75-323

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Ring & Pinion Gear, 5.38 Ratio, GM, 8.5 in./8.6 in., Set

Part Number: YGA-24494

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Estimated Ship Date: Dec 8, 2025 if ordered today

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