FORD THUNDERBIRD Differential & Rear-End Components

Ring and Pinion Gears and Installation Kit, 9.0" FORD 4.56 RATIO R&P GEAR/ INSTALL KIT PACKAGE; WITH 28spl T/L POSI (FITS 3.062" DO/ DAYTONA PS)

Part Number: YGA-12582

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Estimated Ship Date: Apr 10, 2026 if ordered today

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Ring and Pinion Gears and Installation Kit, 9.0" FORD 3.50 RATIO R&P GEAR/ INSTALL KIT PACKAGE; WITH 31spl T/L POSI (FITS 3.062" DO/ DAYTONA PS)

Part Number: YGA-12591

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Ring and Pinion Gears and Installation Kit, 9.0" FORD REAR 3.89 RATIO R&P GEAR/ INSTALL KIT PACKAGE; WITH 28spl T/L POSI (2.89" DO/ OE SUPPORT)

Part Number: YGA-12529

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Ring and Pinion Gears and Installation Kit, 9.0" FORD REAR 4.11 RATIO R&P GEAR/ INSTALL KIT PACKAGE; WITH 28spl T/L POSI (2.89" DO/ OE SUPPORT)

Part Number: YGA-12530

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Ring and Pinion Gears and Installation Kit, 9.0" FORD REAR 4.56 RATIO R&P GEAR/ INSTALL KIT PACKAGE; WITH 28spl T/L POSI (2.89" DO/ OE SUPPORT)

Part Number: YGA-12531

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Ring and Pinion Gears and Installation Kit, 9.0" FORD REAR 3.50 RATIO R&P GEAR/ INSTALL KIT PACKAGE; WITH 31spl T/L POSI (2.89" DO/ OE SUPPORT)

Part Number: YGA-12534

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Ring and Pinion Gears and Installation Kit, 9.0" FORD REAR 3.89 RATIO R&P GEAR/ INSTALL KIT PACKAGE; WITH 31spl T/L POSI (2.89" DO/ OE SUPPORT)

Part Number: YGA-12536

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Ring and Pinion Gears and Installation Kit, 9.0" FORD REAR 4.11 RATIO R&P GEAR/ INSTALL KIT PACKAGE; WITH 31spl T/L POSI (2.89" DO/ OE SUPPORT)

Part Number: YGA-12537

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Ring and Pinion Gears and Installation Kit, 9.0" FORD REAR 4.56 RATIO R&P GEAR/ INSTALL KIT PACKAGE; WITH 31spl T/L POSI (2.89" DO/ OE SUPPORT)

Part Number: YGA-12538

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Spider Gear Kit, Open, 28 Spline, Rear, Ford 8 in., Ford 9 in., Kit

Part Number: YGA-16031

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Apr 10, 2026 if ordered today

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Yukon standard open spider gear kit for 9" Ford with 31 spline axles and 2-pinion design

Part Number: YGA-16033

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Standard Open side gear and thrust washer for 7.5" Ford.

Part Number: YGA-33295

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Standard Open & TracLoc pinion gear and thrust washer for 7.5" Ford.

Part Number: YGA-33296

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Side gear and thrust washer (0.750" shaft) for 8.8" Ford.

Part Number: YGA-33298

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Differential Pinion Support, Aluminum, Daytona Style, Ford, 9 in., Each

Part Number: YGA-32037

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Ford 9" Nodular Daytona Style Pinion Support

Part Number: YGA-32102

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Spool, Full, Locker Style, Steel, Ford 9 in., Each

Part Number: YGA-32182

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Cross Shaft, Differential, Steel, Ford 9 in., with Mini-Spool, Each

Part Number: YGA-32235

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Ring and Pinion Gears and Installation Kit, 9.0" FORD REAR 3.00 RATIO R&P GEAR/ INSTALL KIT PACKAGE; WITH 28spl T/L POSI (2.89" DO/ OE SUPPORT)

Part Number: YGA-12525

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Differential Carrier Bearings, Roller, Steel, Ford, Each

Part Number: YGA-18042

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Estimated Ship Date: Apr 10, 2026 if ordered today

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Cross Pin, Un-notched, Steel, Rear, Ford 7.5 in., Each

Part Number: YGA-33330

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Roll Pin, Steel, 0.260 in. Diameter, Each

Part Number: YGA-33334

3.0 out of 5 stars ( 1 )

Estimated Ship Date: Apr 10, 2026 if ordered today

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Ford 8" & 9" Standard Open, AG, & Detroit Locker Ring Gear bolt

Part Number: YGA-33043

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Estimated Ship Date: Apr 10, 2026 if ordered today

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Ring Gear Bolt, Ford, 7.5 in., 8.8 in., Each

Part Number: YGA-33053

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Apr 10, 2026 if ordered today

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Ring and Pinion Kit

Part Number: RMG-XL-1003-1

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Estimated Ship Date: Mar 30, 2026 if ordered today

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