1978 FORD THUNDERBIRD Transmission & Drivetrain - In Stock Filter Options - Vendor In Stock Filter Options

Motive Gear Ring Gear Bolts D8OZ4216A

Ring Gear Bolt, Hex, 7/16-20 in. Thread Size, 1.25 in. Long, Steel, Zinc, Each

Part Number: MGR-D8OZ4216A

1.0 out of 5 stars ( 1 )

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Pioneer Automatic Transmission Pan Stud Kits 859034

automatic transmission pan fasteners, Pioneer, Steel, Natural, GM, Each

Part Number: PIO-859034

5.0 out of 5 stars ( 2 )

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Yukon Gear & Axle Pinion Support O-Rings YMS248

Pinion Support Gasket, Pinion O-Ring, Rubber, Ford 9 in., Each

Part Number: YGA-30028

Not Yet Reviewed

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Yukon Gear & Axle Spider Gear Kits YPKF9-PG-01

Pinion gear for 8" and 9" Ford.

Part Number: YGA-16160

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Motive Gear Solid Pinion Spacers SS9

Solid Spacer, Ford, 9 in. with Daytona Pinion, Each

Part Number: MGR-SS9

4.25 out of 5 stars ( 4 )

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Yukon Gear & Axle Differential Carrier Rebuild Kits and Spider Gears YPKF9-SG-01

9" FORD 31spl S/G W/ HUB

Part Number: YGA-16161

Not Yet Reviewed

Estimated Ship Date: Mar 3, 2026 if ordered today

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Estimated Ship Date: Mar 3, 2026 if ordered today

National Bearing Pinion Bearings M88048

Bearing, Pinion, 1.312 in. Inside Diameter, Each

Part Number: NTL-M88048

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ATI Crank Adapters ATI915602

Crankshaft Adapter Sleeves, 6-Bolt, Fits 164-Tooth Flexplates, Steel, Ford, Small Block Windsor, AOD, Each

Part Number: ATI-915602

Not Yet Reviewed

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Motive Gear Ring and Pinion Sets F9-456A Ford 9 in. 4.56 Gears

Ring and Pinion-Ford 9

Part Number: MGR-F9-456A

Not Yet Reviewed

Estimated Ship Date: Feb 18, 2026 if ordered today

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Estimated Ship Date: Feb 18, 2026 if ordered today

ATP Automatic Transmission Filter Kits B-39

Automatic Transmission Filters, Black Fiber Gaskets, C4, C5, Ford, Kit

Part Number: ATP-B39

3.5 out of 5 stars ( 4 )

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USA Standard Gear Master Overhaul Kits ZK F9-C-SPC

USA Standard Master Overhaul kit for the Ford 9" LM603011 differential w/ solid spacer

Part Number: SPZ-37037

Not Yet Reviewed

Estimated Ship Date: Feb 16, 2026 if ordered today

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Estimated Ship Date: Feb 16, 2026 if ordered today

TCI Competition Transmissions 413200

TCI Competition Transmissions 413200

Automatic Transmission, Remanufactured, Reverse Shift Pattern, Manual Valve Body, Ford, C-6, 351M, 400, 429, 460, Each

Part Number: TCI-413200

Not Yet Reviewed

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Pioneer 164-Tooth Flexplate FRA-201

FLYWHEEL ASSM.

Part Number: PIO-FRA-201

Not Yet Reviewed

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Lokar Hi-Tech Flexible Braided Stainless Transmission Dipsticks TD-30C6TM

Transmission Dipstick, Braided Stainless Steel, Natural, Transmission Mount, C-6, Each

Part Number: LOK-TD-30C6TM

Not Yet Reviewed

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ATP Automatic Transmission Master Repair Kits FMS-24

Automatic Transmission Rebuild Kit, Master Repair Kit, Includes Clutches, Gaskets, Seals, Filter, Ford, Lincoln, Mercury, C4, Kit

Part Number: ATP-FMS24

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Feb 16, 2026 if ordered today

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Estimated Ship Date: Feb 16, 2026 if ordered today

Motive Gear Mini Spools MS9-31

Spool, Mini, Steel, 31-Spline, 10-Bolt, Ford 9 in., Each

Part Number: MGR-MS9-31

4.75 out of 5 stars ( 4 )

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ATP Automatic Transmission Modulator Valves FX-187

Vacuum Modulator, Ford, C-4, Each

Part Number: ATP-FX187

5.0 out of 5 stars ( 4 )

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B&M Nitrous Holeshot 3,500-3,800 Stall Torque Converter 40477

Torque Converter, Nitrous Holeshot, 3,500-3,800 rpm Stall Range, Ford, C-6, Each

Part Number: BMM-40477

Not Yet Reviewed

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Motive Gear Ring and Pinion Sets F9-543A Ford 9 in. 5.43 Gears

Ring and Pinion-Ford 9

Part Number: MGR-F9-543A

Not Yet Reviewed

Estimated Ship Date: Feb 18, 2026 if ordered today

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Estimated Ship Date: Feb 18, 2026 if ordered today

RAM Force 10.5 Dual Disc Clutch Kits 80-2275N

Clutch Kit, Force 10.5 Dual Disc, 1.062 in. - 10-spline, Metallic Disc, Pressure Plate, Flywheel, Ford, Kit

Part Number: RAM-80-2275N

Not Yet Reviewed

Estimated Ship Date: Feb 13, 2026 if ordered today

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Estimated Ship Date: Feb 13, 2026 if ordered today

Motive Gear Ring and Pinion Sets F9-389A Ford 9 in. 3.89 Gears

Ring and Pinion-Ford 9

Part Number: MGR-F9-389A

Not Yet Reviewed

Estimated Ship Date: Feb 18, 2026 if ordered today

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Estimated Ship Date: Feb 18, 2026 if ordered today

RAM Force 10.5 Dual Disc Clutch Kits 80-2280S

Clutch Kit, Force 10.5 Dual Disc, 1.125 in. - 26-spline, Organic Disc, Pressure Plate, Flywheel, Ford, Kit

Part Number: RAM-80-2280S

Not Yet Reviewed

Estimated Ship Date: Feb 13, 2026 if ordered today

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Estimated Ship Date: Feb 13, 2026 if ordered today

Yukon Gear & Axle Third Member Studs YP DOF9-12

Third Member Stud, Steel, Black Oxide, Ford 8 in., Ford 9 in., Each

Part Number: YGA-32338

Not Yet Reviewed

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Motive Gear Performance Ring and Pinion Sets F890543 Ford 9 in. 5.43 Gears

Gear, Ring and Pinion, 5.43:1 Ratio, Ford, 9 in., Set

Part Number: MGR-F890543

Not Yet Reviewed

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Hays Twister 3/4 Race 2,800-3,200 Stall Torque Converter 97-2C28Q

Torque Converter, Twister, 2,800-3,200 rpm Stall, 26-Spline, Ford, C-4, Pan Fill, Each

Part Number: HAY-97-2C28Q

Not Yet Reviewed

Estimated Ship Date: Feb 17, 2026 if ordered today

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Estimated Ship Date: Feb 17, 2026 if ordered today