1978 FORD THUNDERBIRD Differential & Rear-End Components

9" T/L Clutch Steel, LATE, 4 TAB, & 8", Reaction Plate, OD Ears

Part Number: YGA-16178

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Estimated Ship Date: Nov 26, 2025 if ordered today

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9" T/L Clutch Combo, LATE, 4 TAB, & 8", Graphitic, Single Sided

Part Number: YGA-16179

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Estimated Ship Date: Nov 26, 2025 if ordered today

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Axle Differential Case, Ford 9 in., Aluminum, 3.062 in. Bearing Bore, 28, 31, 33 Spline, Each

Part Number: YGA-32034

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Estimated Ship Date: Nov 26, 2025 if ordered today

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Spool, Steel, Lightweight, 31 Spline, Ford 9 in., Each

Part Number: YGA-32046

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Mini Spool, Steel, 31 Spline, Ford 9 in., Each

Part Number: YGA-32057

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1.250" Pinion Adapter Sleeve (stock pinion into large support).

Part Number: YGA-32239

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PINION SUPPORT, Yukon heavy-duty pinion support for Ford 9", for upside down applications

Part Number: YGA-32358

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High performance Yukon Ring & Pinion gear set for Ford 9" in a 4.30 ratio(

Part Number: YGA-24377

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High performance Yukon Ring & Pinion gear set for Ford 9" in a 5.29 ratio

Part Number: YGA-24387

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High performance Yukon Ring & Pinion gear set for Ford 9" in a 5.67 ratio

Part Number: YGA-24389

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High performance Yukon Ring & Pinion gear set for Ford 9" in a 6.00 ratio

Part Number: YGA-24392

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High performance Yukon Ring & Pinion gear set for Ford 9" in a 6.20 ratio

Part Number: YGA-24394

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High performance Yukon Ring & Pinion gear set for Ford 9" in a 6.33 ratio

Part Number: YGA-24395

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High performance Yukon Ring & Pinion gear set for Ford 9" in a 6.50 ratio

Part Number: YGA-24396

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9" FORD 31spl T/L CLUTCH HUB

Part Number: YGA-16158

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Estimated Ship Date: Nov 26, 2025 if ordered today

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8" & 9" FORD 28spl T/L CLUTCH HUB

Part Number: YGA-16159

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9" FORD 31spl S/G W/O HUB, T/L, FLAT

Part Number: YGA-16162

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Estimated Ship Date: Nov 26, 2025 if ordered today

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Side gear with hub for 8" and 9" Ford with 28 splines.

Part Number: YGA-16163

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Nov 26, 2025 if ordered today

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USA Standard mini spool for Ford 9" with 28 spline axles

Part Number: SPZ-59022

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Estimated Ship Date: Nov 11, 2025 if ordered today

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Crush sleeve eliminator kit for Ford 9" for 35 spline pinion.

Part Number: YGA-55042

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Estimated Ship Date: Nov 26, 2025 if ordered today

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Ring and Pinion-Ford 9

Part Number: MGR-F9-633A

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Estimated Ship Date: Nov 17, 2025 if ordered today

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Gear, Ring and Pinion, 4.00:1 Ratio, Dropout, Standard Rotation, Ford 9 in., Set

Part Number: MGR-F890400

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Estimated Ship Date: Nov 17, 2025 if ordered today

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Gear, Ring and Pinion, 5.14:1 Ratio, Ford, 9 in., Set

Part Number: MGR-F890514

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Estimated Ship Date: Nov 17, 2025 if ordered today

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Gear, Ring and Pinion, 5.83:1 Ratio, Ford, 9 in., Set

Part Number: MGR-F890583

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Estimated Ship Date: Nov 17, 2025 if ordered today

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Gear, Ring and Pinion, 6.00:1 Ratio, Ford, 9 in., Daytona Bearing, Set

Part Number: MGR-F890600AX

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Estimated Ship Date: Nov 17, 2025 if ordered today

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