FORD 6.4L/390 Transmission & Drivetrain

Gear, Ring and Pinion, 4.56:1 Ratio, 1.375 in. Pinion, 26 Spline, 8.500 in. Ring Gear, Dana 44, Set

Part Number: YGA-24054

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Wheel Bearings, Steel, 2.000 in. Bore Diameter, 0.688 in. Width, Rear Wheel Inner, Bentley, Ford, Rolls-Royce, Each

Part Number: TMK-18790

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Pressure Plate Bolts, 5/16-18, 1/2 in. Hex Head, 7/8 in. Underhead Length, 1/8 in. Shoulder, Kit

Part Number: RAM-491

4.0 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

Differential Inner Gear Kit; Ford 9 - 28 Spline, Positraction

Part Number: SVL-2023888

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Estimated Ship Date: Dec 1, 2025 if ordered today

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Differential, Grip LS Traction System, 28-Spline, Ford, 8 in., Each

Part Number: PWT-LS108028

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Tomorrow

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• Mfr. Rebate

$35.00 Mail-In Rebate

Price after Manufacturer Rebate: $771.99

Rebate Expires: 12/31/2025

Get $35 back after rebate on this Powertrax Product! Go to https://www.richmondgear.com/rebate.pdf for details. ...Read More

Get UP TO $55 back after rebate on select Powertrax Products! Go to https://www.richmondgear.com/rebate.pdf for details. Valid on purchases made between 11/1/25 and 12/31/25. Claims must be submitted within 30 days of purchase. Allow 6-8 weeks for processing. Valid in USA and Canada. Limit two qualifying purchases per household or address. This offer cannot be combined with other discounts or offers. Rebate intended for end consumer only. Show Less

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Differential, Select-A-Loc, 30-Spline, Dana 44, 10-Bolt, Each

Part Number: AUB-545041

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Estimated Ship Date: Dec 22, 2025 if ordered today

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Axle Seal, Mighty, Outer, Ford 9 in., Each

Part Number: YGA-30030

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

Automatic Transmission Overflow Tank, Pro-X, Aluminum, Black, 1 qt. Capacity, Ford C4, Each

Part Number: TCI-518005

4.5 out of 5 stars ( 4 )

Estimated Ship Date: Tomorrow

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Gear, Ring and Pinion, 4.56:1 Ratio, Dana 60, Set

Part Number: RMG-6900531

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Gear, Ring and Pinion, 4.11:1 Ratio, 1.375 in. Pinion, 26 Spline, 8.500 in. Ring Gear, Dana 44, Thick, Set

Part Number: YGA-24034

2.67 out of 5 stars ( 3 )

Estimated Ship Date: Tomorrow

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Ring and Pinion Gears, 5.89:1 Ratio, 26-spline, Standard Rotation, Installation Kit, Dana 44, Kit

Part Number: SDH-706017-9X

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Estimated Ship Date: Dec 17, 2025 if ordered today

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Bearing, Driveshaft Support, Checker, Chevy, GMC, Dodge, International, Isuzu, Oldsmobile, Plymouth, Each

Part Number: TMK-HB88107A

3.83 out of 5 stars ( 6 )

Estimated Ship Date: Tomorrow

Flywheel Bolts, High Performance, Chromoly, Black Oxide, 12-point, 7/16-20 x 0.875 in., Chevy, Ford, Dodge, Set of 6

Part Number: QTM-505001

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

U-Joint, Spicer 1350 To GM 3RL/S44/Mechanics 3/American Axle 1344 Combination, Greasable, Steel, Each

Part Number: YGA-42001

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

Ring & Pinion Gear, 3.31 Ratio, Dana 44, Set

Part Number: YGA-24286

5.0 out of 5 stars ( 1 )

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Ring and Pinion-Ford 9

Part Number: MGR-F9-370A

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Estimated Ship Date: Dec 5, 2025 if ordered today

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U-Joint "Super Strength 1310-WJ Style, Greasable, Steel, Each

Part Number: MOG-377

4.67 out of 5 stars ( 18 )

Estimated Ship Date: Tomorrow

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Flywheel Fasteners, 12-point, 7/16-20 in. Thread, Steel, Black, AMC, Ford, GM, Set of 6

Part Number: RNB-14557

4.0 out of 5 stars ( 4 )

Estimated Ship Date: Tomorrow

Neutral/Backup Switch

Part Number: SMP-NS53

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

Ring and Pinion Gears, 3.25:1 Ratio, 28-spline, Standard Ring Gear Rotation, Ford 9 in., Set

Part Number: YGA-24367

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

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Transmission Bearing and Seal, RUG/T170 Transmission Bearing/Seal Kit w/Synchro Rings 66-73/Mercury Car Toploader

Part Number: SPZ-76155

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Estimated Ship Date: Dec 2, 2025 if ordered today

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Clutch Kit, Powergrip, 1.375 in.- 10-spline, Metallic/Organic Disc, Pressure Plate, Ford, Kit

Part Number: RAM-98988

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Estimated Ship Date: Tomorrow

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Transmission Lever, Steel, Natural, Ford, Lincoln, Mercury, C-4/C-6, Kit

Part Number: BMM-40461

4.0 out of 5 stars ( 3 )

Estimated Ship Date: Tomorrow

Ring and Pinion Gears, 3.73:1 Ratio, 26-spline, Reverse Ring Gear Rotation, Dana 44, Dana 44 IFS, Set

Part Number: YGA-24052

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Estimated Ship Date: Dec 17, 2025 if ordered today

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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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