FORD 6.4L/390 Differential & Rear-End Components

Gear, Ring and Pinion, 4.56:1 Ratio, Dana 44, Set

Part Number: MGR-D44-456

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 11/17/2025

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Gear, Ring and Pinion, 5.67:1 Ratio, Ford, 9 in., Set

Part Number: RMG-79-0007-1

Not Yet Reviewed

Estimated Ship Date: Monday 11/17/2025

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Differential Carrier, Air Locker, Nodular Iron, Kit

Part Number: ARB-RD172

Not Yet Reviewed

Estimated Ship Date: Dec 29, 2025 if ordered today

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Differential, Lock-Right, Locker, 35-Spline, Dana 60, Each

Part Number: PWT-2620-LR

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Dec 5, 2025 if ordered today

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• Mfr. Rebate

$35.00 Mail-In Rebate

Price after Manufacturer Rebate: $422.99

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 Carriers, Trac-Loc Carrier Cases, Ford 8 in., Clutch-type, 10-bolt, 28-spline, Does Not Include Spider Gears, Rear, Ford 8 in., Each

Part Number: YGA-20075

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Monday 11/17/2025

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Gear, Ring and Pinion, 3.00:1 Ratio, Ford, 8 in., Set

Part Number: RMG-4901001

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 11/17/2025

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Gear, Ring and Pinion, 5.83:1 Ratio, Ford, 9 in., Set

Part Number: RMG-79-0019-1

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 11/17/2025

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Gear, Ring and Pinion, 5.14:1 Ratio, Ford, 9 in., Set

Part Number: RMG-6900681

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 11/17/2025

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Gear, Ring and Pinion, 4.86:1 Ratio, Ford, 9 in., Set

Part Number: MGR-F890486

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 11/17/2025

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

Part Number: AUB-545019

Not Yet Reviewed

Estimated Ship Date: Dec 23, 2025 if ordered today

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Gear, Ring and Pinion, EXCel, 4.56:1 Ratio, Ford, 9 in., Set

Part Number: RMG-F9456

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 11/17/2025

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Pinion Spacer and Shims, Steel, Ford, 7.5 in, 8.8 in., 9 in., Set

Part Number: RMG-04-0011-S

4.0 out of 5 stars ( 14 )

Estimated Ship Date: Monday 11/17/2025

Ring and Pinion Gears, 4.56:1 Ratio, 26-spline, Standard Ring Gear Rotation, Dana 44, Set

Part Number: SPZ-36045

Not Yet Reviewed

Estimated Ship Date: Monday 11/17/2025

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Gear, Ring and Pinion, 5.43:1 Ratio, Ford, 9 in., Set

Part Number: MGR-F890543

Not Yet Reviewed

Estimated Ship Date: Monday 11/17/2025

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Gear, Ring and Pinion, 6.50:1 Ratio, Ford, 9 in., Set

Part Number: RMG-79-0054-1

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 11/17/2025

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Gear, Ring and Pinion, 3.40:1 Ratio, Ford, 8 in., Set

Part Number: MGR-F880340

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 11/17/2025

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Ring and Pinion Gears, 4.88:1 Ratio, Dana 44, Set

Part Number: YGA-24040

Not Yet Reviewed

Estimated Ship Date: Monday 11/17/2025

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Grizzly Locker, Ford 9.0 in., 28 Spline, Each

Part Number: YGA-28008

Not Yet Reviewed

Estimated Ship Date: Dec 15, 2025 if ordered today

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Gear, Ring and Pinion, 3.73:1 Ratio, Dana 60, Set

Part Number: MGR-D60-373

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 11/17/2025

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Pinion Bearing, 1.187 in. Inside Diameter, Each

Part Number: TMK-M86649

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 11/17/2025

Differential Cover, 10-bolt, Nodular Iron, Black Powdercoated, Dana 50, Dana 60, Each

Part Number: ARB-0750001B

Not Yet Reviewed

Estimated Ship Date: Monday 11/17/2025

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Differential Cover, Perfect Launch, 10-bolt, Aluminum, Black, Dana 60, Each

Part Number: PRO-69504

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 11/17/2025

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Differential, Eaton Detroit Locker, 28-Spline, Ford, 8 in., Each

Part Number: ETN-187S13D

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Dec 9, 2025 if ordered today

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Full Spool

Part Number: MGR-FS9-35LW

Not Yet Reviewed

Estimated Ship Date: Monday 11/17/2025

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

Part Number: SPZ-36040

Not Yet Reviewed

Estimated Ship Date: Monday 11/17/2025

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