1961 FORD THUNDERBIRD Differential & Rear-End Components

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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Estimated Ship Date: Apr 7, 2026 if ordered today

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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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Estimated Ship Date: Apr 7, 2026 if ordered today

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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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Ring and Pinion Gears and Installation Kit, 9.0" FORD 3.89 RATIO R&P GEAR/ INSTALL KIT PACKAGE; WITH 28spl T/L POSI (FITS 3.062" DO/ DAYTONA PS)

Part Number: YGA-12575

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Estimated Ship Date: Apr 7, 2026 if ordered today

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Differential Carrier, Grizzly Locker, Rear, Ford 9 in., 31-spline, Each

Part Number: YGA-28010

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Estimated Ship Date: Apr 7, 2026 if ordered today

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Yukon Grizzly locker, Ford 9" with 35 splines, for use with load bolt dropout

Part Number: YGA-28012

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Estimated Ship Date: Apr 7, 2026 if ordered today

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

Part Number: YGA-32235

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Estimated Ship Date: Apr 7, 2026 if ordered today

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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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Estimated Ship Date: Apr 7, 2026 if ordered today

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Differential Carrier Rebuild Kits, Spider Gear Kit, Spider Gears, Side Gears, Thrust Washer, Cross Shaft Pin, Ford, 9 in., 31 Spline Axles, Kit

Part Number: YGA-16034

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Estimated Ship Date: Apr 6, 2026 if ordered today

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9" FORD 31spl T/L CLUTCH HUB

Part Number: YGA-16158

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Estimated Ship Date: Apr 6, 2026 if ordered today

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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: Apr 6, 2026 if ordered today

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Differential Clutch, Steel Pack, Rear, Trak-Lok, Ford, 9 in., 5-Tab Design, Set

Part Number: YGA-16028

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Estimated Ship Date: Apr 6, 2026 if ordered today

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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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Estimated Ship Date: Apr 6, 2026 if ordered today

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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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Estimated Ship Date: Apr 6, 2026 if ordered today

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USA Standard Ring & Pinion gear set for Ford 9" in a 5.29 ratio

Part Number: SPZ-36146

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Estimated Ship Date: Mar 23, 2026 if ordered today

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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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Estimated Ship Date: Apr 6, 2026 if ordered today

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9" Ford pinion kit, Koyo bearings.

Part Number: SPZ-60002

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Estimated Ship Date: Mar 26, 2026 if ordered today

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

Part Number: SPZ-36141

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Estimated Ship Date: Mar 26, 2026 if ordered today

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

Part Number: YGA-12544

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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 4.56 RATIO R&P GEAR/ INSTALL KIT PACKAGE; WITH 28spl T/L POSI (FITS 2.89" DO/ DAYTONA PS)

Part Number: YGA-12545

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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 3.00 RATIO R&P GEAR/ INSTALL KIT PACKAGE; WITH 28spl T/L POSI (FITS 3.062" DO/ DAYTONA PS)

Part Number: YGA-12567

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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 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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Estimated Ship Date: Apr 10, 2026 if ordered today

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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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Estimated Ship Date: Apr 10, 2026 if ordered today

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Installation Kit, Master Overhaul, Ford 9 in., Kit

Part Number: YGA-14058

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Estimated Ship Date: Apr 10, 2026 if ordered today

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Installation Kit, Master Overhaul, Ford 9 in., Kit

Part Number: YGA-14063

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Estimated Ship Date: Apr 10, 2026 if ordered today

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