MERCURY GRAND MARQUIS Transmission & Drivetrain

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 4.56 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 3.00 RATIO R&P GEAR/ INSTALL KIT PACKAGE; WITH 28spl T/L POSI (FITS 2.89" DO/ DAYTONA PS)

Part Number: YGA-12539

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Ring and Pinion Gears and Installation Kit, 9.0" FORD 3.25 RATIO R&P GEAR/ INSTALL KIT PACKAGE; WITH 28spl T/L POSI (FITS 2.89" DO/ DAYTONA PS)

Part Number: YGA-12540

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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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Ring and Pinion Gears and Installation Kit, 8.8 FORD 4.11 REAR R&P GEAR/ INSTALL KIT PACKAGE with 31spl POSI & AK 1563 AXLE BRGS (2.25" OD)

Part Number: YGA-12547

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Ring and Pinion Gears and Installation Kit, 8.8 FORD 3.27 REAR R&P GEAR/ INSTALL KIT PACKAGE with 31spl POSI & AK 1563 AXLE BRGS (2.25" OD)

Part Number: YGA-12551

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Ring and Pinion Gears and Installation Kit, 8.8 FORD 3.08 REAR R&P GEAR/ INSTALL KIT PACKAGE with 31spl POSI & AK 1563 AXLE BRGS (2.25" OD)

Part Number: YGA-12552

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Ring and Pinion Gears and Installation Kit, 8.8 FORD 4.56 REAR R&P GEAR/ INSTALL KIT PACKAGE with 28spl POSI & AK 1563 AXLE BRGS (2.25" OD)

Part Number: YGA-12553

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Ring and Pinion Gears and Installation Kit, 9.0" FORD 3.00 RATIO R&P GEAR/ INSTALL KIT PACKAGE; WITH 31spl T/L POSI (FITS 2.89" DO/ DAYTONA PS)

Part Number: YGA-12558

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Ring and Pinion Gears and Installation Kit, 9.0" FORD 3.25 RATIO R&P GEAR/ INSTALL KIT PACKAGE; WITH 31spl T/L POSI (FITS 2.89" DO/ DAYTONA PS)

Part Number: YGA-12561

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

Part Number: YGA-12564

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

Part Number: YGA-12566

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

Part Number: YGA-14057

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

Part Number: YGA-14058

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9" T/L Clutch Frict, LATE, 4 TAB, & 8", Graphitic, Waffle pattern

Part Number: YGA-16177

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

Part Number: YGA-16178

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

Part Number: YGA-16179

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Differential Carrier Bearings, Roller, Steel, Ford, Each

Part Number: YGA-18042

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9" FORD X/PIN SHAFTS + BLOCK, 4 PINION DESIGN, STD or T/L

Part Number: YGA-33333

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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: Oct 13, 2025 if ordered today

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Cross Shaft, Differential, Steel, Ford 9 in., Short Design without Block, Each

Part Number: YGA-33335

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9" FORD X/PIN BLOCK (STD & T/L)

Part Number: YGA-33336

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Yukon positraction internals for 8" and 9" Ford with 28 spline axles, in a 4-pinion design

Part Number: YGA-16023

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Estimated Ship Date: Oct 13, 2025 if ordered today

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