1978 PONTIAC FIREBIRD Transmission & Drivetrain

Wheel Bearings, Premium Low Drag, Steel Roller Bearing, Front, Rear, Kit

Part Number: DPR-00710581

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Ring and Pinion Gears, 3.42:1 Ratio, 30-spline, Standard Ring Gear Rotation, GM 8.5/8.6 in., Set

Part Number: SPZ-36213

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Estimated Ship Date: Sep 29, 2025 if ordered today

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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-36196

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Estimated Ship Date: Sep 29, 2025 if ordered today

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TAPERED CONE/CUP BEARING

Part Number: ADO-A2

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Yoke, 27-spline Inner, Cast Steel, 3.500 in. Overall Length, Rear, GM 7.5 in., GM 7.625 in., Each

Part Number: YGA-41090

4.67 out of 5 stars ( 3 )

Estimated Ship Date: Today

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Pinion Yoke, Bolt-On, Steel, 3RS44 Series, 30-Spline, GM 8.5, Each

Part Number: RMG-96-2520

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Estimated Ship Date: Sep 30, 2025 if ordered today

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Crush Sleeve, Steel, 0.625 in. Tall, Each

Part Number: YGA-33110

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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: Sep 29, 2025 if ordered today

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Full Size Spool, GM 8.5 in. 10 Bolt, 33 Spline, C-Clip Elim.Req'd., Steel

Part Number: RMG-81-1033-1

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Estimated Ship Date: Sep 30, 2025 if ordered today

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Wheel Seal, OE style replacement quality wheel seal.

Part Number: NTN-NS8871

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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: Oct 13, 2025 if ordered today

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Axle Seal, Rear, 1.399 shaft, Various Makes 64-09, each

Part Number: FWB-SS2468

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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: Sep 29, 2025 if ordered today

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Servo Sealing Rings, GM, TH350, Kit

Part Number: TCI-313800

2.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Torque Converter, Nitrous Holeshot,3.400 3,800 rpm Stall Range, Chevy, THM350/THM400, Each

Part Number: BMM-20482

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Sep 26, 2025 if ordered today

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Clutch Kit, DFX, Performance, Single Disc, 10-Spline, 1.125 in. Diameter, 10.400 in. Disc Diameter, Cerametallic, 6-Paddle, Sprung Hub, Kit

Part Number: CTF-315271739

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Estimated Ship Date: Sep 29, 2025 if ordered today

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Ring & Pinion Gear Set GM 7.5" / 3.23 Ratio

Part Number: SVL-2020639

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Estimated Ship Date: Sep 24, 2025 if ordered today

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FLYWHEEL SHIM .050

Part Number: PIO-FWS-28

1.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

Clutch Kit, DFX, Performance, Single DIsc, 26-Spline, 1.125 in. Diameter, 10.400 in. Disc Diameter, Cerametallic, 6-Paddle, Sprung Hub, Kit

Part Number: CTF-315161739

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Estimated Ship Date: Sep 29, 2025 if ordered today

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Torque Converters, Twister 3/4 Race, 1.703 in. Crank Pilot Diameter, 30-spline, 9.600 in. Diameter, TH350, 2,800 rpm Advertised Flash Stall, Each

Part Number: HAY-97-1B28Q

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CLUTCH BELLCRANK ASSEMBLY, 70-

Part Number: GMK-4021951706S

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Estimated Ship Date: Jan 5, 2026 if ordered today

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Ring Gear Spacer, 0.200 in. Thick, 10-bolt, GM 8.5 in., Each

Part Number: MGR-085050

4.5 out of 5 stars ( 6 )

Estimated Ship Date: Sep 30, 2025 if ordered today

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Tapered Roller Bearing, 0.75 in. I.D., 1.781 in. O.D., Each

Part Number: FWB-103117

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Cross Shaft Pin, Mini Spool, GM, 8.5 in., 28-Spline, Each

Part Number: RMG-CSPGM85

4.5 out of 5 stars ( 4 )

Estimated Ship Date: Today

Redi Sleeve for GM 8.5", 9.5" & 8.2" BOP Yokes.

Part Number: YGA-30229

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Estimated Ship Date: Oct 13, 2025 if ordered today

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