PONTIAC FIREBIRD Differential & Rear-End Components

Differential, Grip Pro Traction System, 28-Spline, GM 7.5 in., 7.625 in., Each

Part Number: PWT-GT247528

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

Part Number: YGA-16041

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Estimated Ship Date: Aug 15, 2025 if ordered today

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Cross Pin, GM, 12-Bolt, 8.875 in., Each

Part Number: MGR-3931175

5.0 out of 5 stars ( 1 )

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Pinion Nut, Steel, Each

Part Number: YGA-33150

4.64 out of 5 stars ( 11 )

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Ring and Pinion and Differential Combo, GM 8.5 in., 3.42:1 Ratio, 28-Spline, Buick, Chevy, Oldsmobile, Pontiac, Kit

Part Number: YGA-12627

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Estimated Ship Date: Aug 20, 2025 if ordered today

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

Part Number: SPZ-36218

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Gear, Ring and Pinion, EXCel, 3.08:1 Ratio, GM, 8.5/8.6 in., 10-Bolt, Set

Part Number: RMG-GM85308

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Estimated Ship Date: Aug 4, 2025 if ordered today

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Differential, Grip LS Traction System, 30-Spline, GM, 8.875 in., 4 Series Carrier, Each

Part Number: PWT-LS241230

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Gear, Ring and Pinion, 4.10:1 Ratio, GM, 7.5 in., Set

Part Number: MGR-GM75-410

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Ring and Pinion Gears, 3.08:1 Ratio, 8.875 in. Ring Gear, GM 8.875 in. Passenger Car, Set

Part Number: YGA-24448

5.0 out of 5 stars ( 1 )

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Differential Cover, 12-bolt, Steel, Chrome, GM 8.875 in. Passenger Car, Each

Part Number: YGA-32011

5.0 out of 5 stars ( 5 )

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Pinion Bearing, Rear, 1.437 in. i.d., Avanti, Buick, Cadillac, Chevy, GMC, Dodge, Hummer, Isuzu, Mitsubishi

Part Number: TMK-HM89249

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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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Axle Assembly, 67-69 GM F-Body Camaro/F-Body, Ridetech Brackets, Factory Width Rear, 9-inch, 31-Spline, 5 x 4.75" Bolt Pattern, Housing & Axle Kit

Part Number: CUR-CE-GMF6769RT

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Estimated Ship Date: Aug 4, 2025 if ordered today

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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: Aug 18, 2025 if ordered today

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Differential Shims, Carrier, Steel, GM, 8.5 in., 8.625 in., Kit

Part Number: MGR-GM10MSK

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Ring and Pinion Gears, GM 8.5/8.6 in., 4.88:1 Ratio, 30-spline, Standard, Must Use 2.73:1 or Numerically Higher Ratio Carrier, GM 8.5/8.6 in., Set

Part Number: SVL-2023704

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jul 28, 2025 if ordered today

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Ring and Pinion Installation Kit, GM 8.2 in., Kit

Part Number: MGR-R10CR

5.0 out of 5 stars ( 1 )

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Ring and Pinion Installation Kit, Super Kit, GM, 8.875 in., Kit

Part Number: MGR-R12CRSK

5.0 out of 5 stars ( 1 )

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Ring & Pinion Gear, 3.55 Ratio, GM, 8.875 in. Passenger Car, Set

Part Number: YGA-24122

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Estimated Ship Date: Aug 11, 2025 if ordered today

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Differential Carrier, Positraction, Nodular Iron, GM 8.75 in., 33 Spline, 3.08 to 3.90 Ratio, Each

Part Number: SUM-730948

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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 )

Estimated Ship Date: Aug 15, 2025 if ordered today

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

Part Number: YGA-16064

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Estimated Ship Date: Aug 15, 2025 if ordered today

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Ring and Pinion Gear Installation Kit, Master Overhaul, 27 Spline, GM 7.5/7.6 in., Kit

Part Number: YGA-14078

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Estimated Ship Date: Aug 15, 2025 if ordered today

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

Part Number: MGR-MS12C

3.38 out of 5 stars ( 8 )

Estimated Ship Date: Tomorrow