1968 FORD THUNDERBIRD Differential & Rear-End Components

Pinion Bearing, Rear, 1.312 in. i.d., Chrysler, Dodge, Plymouth, Desoto, Ford, Lincoln, Mercury, Studebaker

Part Number: TMK-HM89443

5.0 out of 5 stars ( 4 )

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Differential Pinion Nut, Steel, Each

Part Number: MGR-379570S

4.5 out of 5 stars ( 4 )

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DROPOUT ASSEMBLY

Part Number: YGA-13210

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Estimated Ship Date: Feb 2, 2026 if ordered today

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Ring and Pinion Installation Kit, Master Kit, Ford 9 in.; 28 Spline; Incl. Bearing Kit Plus Ring Gear Bolts

Part Number: MGR-R9R28MKT

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USA Standard Gear standard spider gear set for Ford 9", 31 spline, 4-pinion design

Part Number: SPZ-39018

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Estimated Ship Date: Jan 19, 2026 if ordered today

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Gear, Ring and Pinion, EXCel, 4.56:1 Ratio, Ford, 9 in., Set

Part Number: RMG-F9456

5.0 out of 5 stars ( 1 )

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Differential, Grip Pro Traction System, 28-Spline, Ford, 9 in., Each

Part Number: PWT-GT109028

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Estimated Ship Date: Feb 23, 2026 if ordered today

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Axle Retainer Plates, Steel, Zinc Plated, 3/8 in. Bolt Holes, 3 5/16 in. x 2 in. Bolt Pattern, Ford, 9 in., Small Bearing, Each

Part Number: YGA-33468

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Ring and Pinion Installation Kit, Ford, 9 in., 31-Spline Axle, 28-Spline Pinion, Kit

Part Number: RMG-8310071

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Gear, Ring and Pinion, 3.89:1 Ratio, Ford, 9 in., Set

Part Number: MGR-F9-389

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Gear, Ring and Pinion, EXCel, 4.11:1 Ratio, Ford, 9 in., Set

Part Number: RMG-F9411

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

Part Number: RMG-79-0017-1

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Jan 6, 2026 if ordered today

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Gear, Ring and Pinion, 4.86:1 Ratio, Ford, 9 in., Set

Part Number: RMG-79-0066-1

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Ring and Pinion Gears, 4.56:1 Ratio, 28-spline Pinion, Standard Gear Rotation, Ford 9 in., Set

Part Number: MGR-F9-456

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Gear, Ring and Pinion, 3.50:1 Ratio, Ford, 9 in., Set

Part Number: RMG-4900271

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Ring and Pinion-Ford 9

Part Number: MGR-F9-486A

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Estimated Ship Date: Jan 23, 2026 if ordered today

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Oil Slinger, Differential Carrier Replacement Part, Outer, Each

Part Number: YGA-33022

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

Part Number: RMG-6900681

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Gear, Ring and Pinion, 4.11:1 Ratio, 1.312 in. Pinion, 28 Spline, 9.000 in. Ring Gear, Ford 9 in., Set

Part Number: YGA-24108

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Axle bearing retainer for Ford 9", large bearing, 1/2" bolt holes

Part Number: YGA-33467

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Differential, Lock-Right, Locker, 28/31-Spline, Ford, 9 in., Each

Part Number: PWT-1810-LR

3.5 out of 5 stars ( 8 )

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Ring and Pinion Gears, Pro Series, 3.70:1 Ratio, Ford 9 in., Set

Part Number: MGR-F990370BP

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Yukon Trac Loc case for Ford 9"

Part Number: YGA-20079

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Estimated Ship Date: Feb 2, 2026 if ordered today

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Differential Carrier Bearings, Standard Replacement, Includes Cup, 1.625 in. Bore, AMC, GM, Mopar, Jeep, International, Studebaker, Hummer, Each

Part Number: TMK-SET69

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Ring and Pinion Gears, 3.70:1 Ratio, 28-spline, Standard Ring Gear Rotation, Ford 9 in., Set

Part Number: YGA-24106

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