Availability
1978 FORD THUNDERBIRD Yukon Gear & Axle Parts and Accessories
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 2.89" DO/ DAYTONA PS)
Part Number: YGA-12562
Not Yet Reviewed
Estimated Ship Date: Mar 3, 2026 if ordered today
Estimated Ship Date: Mar 3, 2026 if ordered today
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
Not Yet Reviewed
Estimated Ship Date: Mar 3, 2026 if ordered today
Estimated Ship Date: Mar 3, 2026 if ordered today
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
Not Yet Reviewed
Estimated Ship Date: Mar 3, 2026 if ordered today
Estimated Ship Date: Mar 3, 2026 if ordered today
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 3.062" DO/ DAYTONA PS)
Part Number: YGA-12598
Not Yet Reviewed
Estimated Ship Date: Mar 3, 2026 if ordered today
Estimated Ship Date: Mar 3, 2026 if ordered today
Ring and Pinion Gear Installation Kit, Master Overhaul, 28 Spline, Ford 9 in., Kit
Part Number: YGA-14156
Estimated Ship Date: Mar 3, 2026 if ordered today
Estimated Ship Date: Mar 3, 2026 if ordered today
Ford 8" & 9" Standard Open, AG, & Detroit Locker Ring Gear bolt
Part Number: YGA-33043
Not Yet Reviewed
Estimated Ship Date: Mar 3, 2026 if ordered today
Estimated Ship Date: Mar 3, 2026 if ordered today
Axle Differential Case, Ford 9 in., Aluminum, 3.062 in. Bearing Bore, 28, 31, 33 Spline, Each
Part Number: YGA-32034
Not Yet Reviewed
Estimated Ship Date: Mar 2, 2026 if ordered today
Estimated Ship Date: Mar 2, 2026 if ordered today
Installation Kit, Master Overhaul, Ford 9 in., Kit
Part Number: YGA-14063
Not Yet Reviewed
Estimated Ship Date: Mar 2, 2026 if ordered today
Estimated Ship Date: Mar 2, 2026 if ordered today
Differential Clutch, Steel Pack, Rear, Trak-Lok, Ford, 9 in., 5-Tab Design, Set
Part Number: YGA-16028
Not Yet Reviewed
Estimated Ship Date: Mar 3, 2026 if ordered today
Estimated Ship Date: Mar 3, 2026 if ordered today
9" FORD 31spl T/L CLUTCH HUB
Part Number: YGA-16158
Not Yet Reviewed
Estimated Ship Date: Mar 3, 2026 if ordered today
Estimated Ship Date: Mar 3, 2026 if ordered today
High performance Yukon Ring & Pinion gear set for Ford 9" in a 6.50 ratio
Part Number: YGA-24396
Not Yet Reviewed
Estimated Ship Date: Mar 3, 2026 if ordered today
Estimated Ship Date: Mar 3, 2026 if ordered today
Ford 9" Nodular Daytona Style Pinion Support
Part Number: YGA-32102
Not Yet Reviewed
Estimated Ship Date: Mar 3, 2026 if ordered today
Estimated Ship Date: Mar 3, 2026 if ordered today
PINION SUPPORT, Yukon heavy-duty pinion support for Ford 9", for upside down applications
Part Number: YGA-32358
Not Yet Reviewed
Estimated Ship Date: Mar 3, 2026 if ordered today
Estimated Ship Date: Mar 3, 2026 if ordered today
Ford 8" & 9" Standard Open, AG, & Detroit Locker Ring Gear bolt
Part Number: YGA-33058
Not Yet Reviewed
Estimated Ship Date: Mar 3, 2026 if ordered today
Estimated Ship Date: Mar 3, 2026 if ordered today
9" Ford pinion nut, 35 spline Large pinion oversize.
Part Number: YGA-33161
Not Yet Reviewed
Estimated Ship Date: Mar 3, 2026 if ordered today
Estimated Ship Date: Mar 3, 2026 if ordered today
Fine thread pinion support bolt (aftermarket aluminum only) for 9" Ford.
Part Number: YGA-33243
Not Yet Reviewed
Estimated Ship Date: Mar 3, 2026 if ordered today
Estimated Ship Date: Mar 3, 2026 if ordered today
Washer, Differential Carrier Replacement Part, Ford 8 in., Ford 9 in., Each
Part Number: YGA-33245
Not Yet Reviewed
Estimated Ship Date: Mar 3, 2026 if ordered today
Estimated Ship Date: Mar 3, 2026 if ordered today
Yukon Grizzly locker, Ford 9" with 35 splines, for use with load bolt dropout
Part Number: YGA-28012
Not Yet Reviewed
Estimated Ship Date: Mar 3, 2026 if ordered today
Estimated Ship Date: Mar 3, 2026 if ordered today
Axle Differential Case, Ford 9 in., Nodular Iron, 3.062 in. Bearing Bore, 28, 31, 33 Spline, Each
Part Number: YGA-32099
Estimated Ship Date: Mar 2, 2026 if ordered today
Estimated Ship Date: Mar 2, 2026 if ordered today
Yukon Grizzly locker for Ford 9" differential with 35 spline axles, racing design
Part Number: YGA-28027
Not Yet Reviewed
Estimated Ship Date: Feb 27, 2026 if ordered today
Estimated Ship Date: Feb 27, 2026 if ordered today
Differential Carrier, Grizzly Locker, Chromium Alloy Steel, 35-spline, Rear, Ford 9 in., Each
Part Number: YGA-28030
Not Yet Reviewed
Estimated Ship Date: Feb 27, 2026 if ordered today
Estimated Ship Date: Feb 27, 2026 if ordered today
High performance Yukon Ring & Pinion gear set for Ford 9" in a 6.00 ratio
Part Number: YGA-24392
Not Yet Reviewed
Estimated Ship Date: Mar 2, 2026 if ordered today
Estimated Ship Date: Mar 2, 2026 if ordered today
Yokes, 28 Spline, 1330 U-Joint, 4.00 in. Tall, 3.625 in. Snap Ring Span, 1.125 in. Cap Diameter, Outside Snap Ring, Ford, 9 in., Each
Part Number: YGA-41055
Not Yet Reviewed
Estimated Ship Date: Mar 4, 2026 if ordered today
Estimated Ship Date: Mar 4, 2026 if ordered today
Ring and Pinion Gears and Installation Kit, 9.0" FORD 3.50 RATIO R&P GEAR/ INSTALL KIT PACKAGE; WITH 28spl T/L POSI (FITS 2.89" DO/ DAYTONA PS)
Part Number: YGA-12541
Not Yet Reviewed
Estimated Ship Date: Mar 4, 2026 if ordered today
Estimated Ship Date: Mar 4, 2026 if ordered today
8" & 9" FORD 28spl T/L CLUTCH HUB
Part Number: YGA-16159
Not Yet Reviewed
Estimated Ship Date: Mar 2, 2026 if ordered today
Estimated Ship Date: Mar 2, 2026 if ordered today
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