1978 PONTIAC FIREBIRD Transmission & Drivetrain

Axle Assembly, 9 in, Alloy Steel, 1541H Alloy Steel Axles, 31 Spline, Chevy, Pontiac, Each

Part Number: CUR-CE-GMF7081X

Not Yet Reviewed

Estimated Ship Date: Sep 24, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Gear, Ring and Pinion, 3.23:1 Ratio, GM, 7.5 in./7.625 in., 3 Series, Set

Part Number: MGR-G875323

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

• Free Shipping

CLUTCH DISC

Part Number: SXR-1878-654-416

Not Yet Reviewed

Estimated Ship Date: Sep 19, 2025 if ordered today

• Drop Ship
• Special Order

Ring and Pinion Gears, 3.73:1 Ratio, 27-spline, Standard Rotation, GM 7.5 in., GM 7.625 in., Set

Part Number: YGA-24480

Not Yet Reviewed

Estimated Ship Date: Sep 29, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Ring and Pinion Gears and Installation Kit, 8.5" GM 4.11 REAR R&P GEAR/ INSTALL KIT PACKAGE with 28spl POSI & AK 1563 AXLE BRGS (2.25" OD)

Part Number: YGA-12630

Not Yet Reviewed

Estimated Ship Date: Sep 29, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Ring and Pinion Gears and Installation Kit, 8.5" GM 3.08 REAR R&P GEAR/ INSTALL KIT PACKAGE with 28spl POSI & AK 1563 AXLE BRGS (2.25" OD)

Part Number: YGA-12626

Not Yet Reviewed

Estimated Ship Date: Sep 30, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Pressure Plate, Centerforce I, Diaphragm-Style, 10.4 in. Disc Diameter, Each

Part Number: CTF-CF361739

Not Yet Reviewed

Estimated Ship Date: Sep 17, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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

Part Number: DPR-00710581

Not Yet Reviewed

Estimated Ship Date: Today

CLUTCH BELLCRANK FELT SEALS,

Part Number: GMK-4041951589P

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Pressure Plate, Centerforce I, Diaphragm, 10.4 in. Disc Diameter, Buick, Chevy, GMC, Oldsmobile, Pontiac, Each

Part Number: CTF-CF361675

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Sep 17, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Manual Transmission Bearing and Seal Overhaul Kit, Manual Transmission Bearing and Seal Overhaul Kit

Part Number: SPZ-ZMBK115AWS

Not Yet Reviewed

Estimated Ship Date: Sep 15, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Transmission Filter, Replacement, Each

Part Number: WIX-58894

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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

Part Number: YGA-16064

Not Yet Reviewed

Estimated Ship Date: Sep 29, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Crush Sleeve, Steel, 0.625 in. Tall, Each

Part Number: YGA-33110

Not Yet Reviewed

Estimated Ship Date: Today

Yukon Mechanics 3R U/Joint. 2.556" snap ring span, 1.125" cap diameter. Inside snap ring.

Part Number: YGA-42014

Not Yet Reviewed

Estimated Ship Date: Today

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

Part Number: RMG-96-2520

Not Yet Reviewed

Estimated Ship Date: Sep 17, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Clutch Kit, Street 650 Clutch Conversion, Performance, Single Disc, 1.125 in. - 10-spline, 10.500 in. Sintered Metallic Disc Diameter, Chevy, Jeep

Part Number: HAY-92-1002

Not Yet Reviewed

Estimated Ship Date: Sep 17, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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

Part Number: RMG-81-1030-1

Not Yet Reviewed

Estimated Ship Date: Sep 16, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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

Part Number: RMG-81-1033-1

Not Yet Reviewed

Estimated Ship Date: Sep 16, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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

Wheel Seal, OE style replacement quality wheel seal.

Part Number: NTN-NS8871

Not Yet Reviewed

Estimated Ship Date: Today

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

Part Number: FWB-SS2468

Not Yet Reviewed

Estimated Ship Date: Today

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

Part Number: SPZ-39027

Not Yet Reviewed

Estimated Ship Date: Sep 15, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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 15, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order