FORD THUNDERBIRD Differential & Rear-End Components

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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Differential, Posi Performance, Limited Slip, 31-Spline, Ford, 8.8 in., Each

Part Number: ETN-19588-010

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Oct 2, 2025 if ordered today

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Gear, Ring and Pinion, 4.10:1 Ratio, Ford, 8.8 in., Set

Part Number: RMG-6903101

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Differential Pinion Bearing, 1.125 in. Inside Diameter, Each

Part Number: TMK-02872

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Crosspin Shaft, Steel, 0.875 in. Diameter, Each

Part Number: YGA-33434

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Ring and Pinion Gears, 5.13:1 Ratio, 10-bolt, 28-spline, Standard Gear Rotation, Ford, 9 in., Set

Part Number: SPZ-36145

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Estimated Ship Date: Sep 23, 2025 if ordered today

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Differential Carrier Rebuild Kits and Spider Gears, Ford 8.8 in., Side Gears, Rear, Limited Slip, Traction Loc, 31-spline, 10-bolt, Ford, Lincoln, Kit

Part Number: SPZ-39032

4.0 out of 5 stars ( 4 )

Estimated Ship Date: Today

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Differential Cover, 10-bolt, Steel, Chrome, Ford 8.8 in., Each

Part Number: YGA-32009

5.0 out of 5 stars ( 1 )

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Gear, Ring and Pinion, 4.56:1 Ratio, 1.312 in. Pinion, 28 Spline, 9.000 in. Ring Gear, Ford 9 in., Set

Part Number: YGA-24109

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

Part Number: RMG-79-0019-1

5.0 out of 5 stars ( 2 )

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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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Ring and Pinion Kit

Part Number: RMG-F75410

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Estimated Ship Date: Sep 25, 2025 if ordered today

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Ring and Pinion Installation Kit, Master, Ford 9 in., Rear, Kit

Part Number: MGR-R9RMKP

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Estimated Ship Date: Sep 26, 2025 if ordered today

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Pinion Bearing Race, 2.844 in. Diameter, Each

Part Number: TMK-HM88610

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Gear, Ring and Pinion, 4.56:1 Ratio, Ford, 8.8 in., Set

Part Number: RMG-6903121

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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

Part Number: MGR-SS9

4.25 out of 5 stars ( 4 )

Estimated Ship Date: Today

Spider Gear Kit, Posi Differential, Ford 8.8 in., 31 Spline, Kit

Part Number: YGA-16106

4.4 out of 5 stars ( 15 )

Estimated Ship Date: Today

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Ring and Pinion Installation Kit, Super Kit, Ford 8.8 in., Car, Kit

Part Number: MGR-R88RSKCT

4.25 out of 5 stars ( 12 )

Estimated Ship Date: Today

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Differential Carrier, Limited Slip, Ford 8.8 in., 31 Spline, Each

Part Number: YGA-20069

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Gear, Ring and Pinion, 4.10:1 Ratio, Ford 7.5 in., Set

Part Number: RNB-697-317

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Estimated Ship Date: Sep 26, 2025 if ordered today

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Gear, Ring and Pinion, 3.55:1 Ratio, Ford, 8.8 in, Set

Part Number: RMG-4901031

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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

Part Number: MGR-F890543

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Pinion Nut, Steel, 3/4 in.-20 Thread, Each

Part Number: YGA-33154

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Differential Cover Bolt, Hex-flange Head, Steel, Black, Ford 7.5 in., Ford 8.8 in., Ford 8.8 in. IRS, Ford 9.75 in., Ford 9.75 in. IRS, Each

Part Number: YGA-33554

4.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

Differential Crush Sleeve, Steel, Each

Part Number: YGA-33085

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today