MERCURY COUGAR Differential & Rear-End Components

Ring and Pinion Gears, 3.55:1 Ratio, 10-bolt, Standard Rotation, Ford 8.8 in., Set

Part Number: SPZ-36122

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Estimated Ship Date: Jan 5, 2026 if ordered today

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USA Standard Master Overhaul kit for the Ford 8" differential w/ HD posi

Part Number: SPZ-37029

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Estimated Ship Date: Jan 5, 2026 if ordered today

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Differential Clutch, Steel Pack, Rear, Posi, GM, 8.875 in., Set

Part Number: YGA-16064

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Estimated Ship Date: Jan 19, 2026 if ordered today

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Yukon bearing install kit for Ford 8" differential with aftermarket positraction or locker

Part Number: YGA-11112

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Estimated Ship Date: Jan 19, 2026 if ordered today

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

Part Number: SVL-2023888

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Estimated Ship Date: Jan 2, 2026 if ordered today

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

Part Number: YGA-28033

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Estimated Ship Date: Jan 19, 2026 if ordered today

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Main Cap Stud kit for Ford 7.5", 8.8", 9", 10.25", Dana 44, 60, and 70.

Part Number: YGA-32272

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Estimated Ship Date: Jan 19, 2026 if ordered today

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Gear, Ring and Pinion, 4.10:1 Ratio, Ford 7.5 in., Set

Part Number: RNB-697-317

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Estimated Ship Date: Tomorrow

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Yukon Bearing install kit for Ford 8" differential

Part Number: YGA-11040

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Ring and Pinion Installation Kit, Master, Ford 9 in., Rear, Kit

Part Number: MGR-R9RMKP

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Estimated Ship Date: Jan 7, 2026 if ordered today

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Gear, Ring and Pinion, 6.00:1 Ratio, Ford, 9 in., Set

Part Number: RMG-79-0021-1

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USA Standard Master Overhaul kit for the Ford 9" LM501310 differential

Part Number: SPZ-37035

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Estimated Ship Date: Jan 5, 2026 if ordered today

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Ring & Pinion Gear Set Ford 8.8" / 4.56 Ratio

Part Number: SVL-2020499

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Jan 2, 2026 if ordered today

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Ring and Pinion Kit

Part Number: RMG-XL-1043-1

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Estimated Ship Date: Jan 5, 2026 if ordered today

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Cylindrical roller bearing

Part Number: SKF-R1535-TAV

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Estimated Ship Date: Dec 30, 2025 if ordered today

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Differential Carrier Replacement Parts, Trac Loc Spring, 28 Spline, Ford 8.8, Each

Part Number: YGA-33515

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Estimated Ship Date: Jan 16, 2026 if ordered today

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Ring and Pinion Gears and Installation Kit, 8.0" FORD 3.80 REAR R&P GEAR/ INSTALL KIT PACKAGE; FITS POSI OR LOCKER w/ 1.781" BEARING JOURNAL

Part Number: YGA-12518

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Estimated Ship Date: Jan 19, 2026 if ordered today

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Ring and Pinion Installation Kit, Basic, Ford 9 in., Rear, Kit

Part Number: MGR-R9RTPK

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Estimated Ship Date: Jan 7, 2026 if ordered today

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Ring and Pinion Gears, Ford 8.8 in., 3.27:1 Ratio, 30-spline, Standard Rotation, Ford 8.8 in., Set

Part Number: SVL-2020630

3.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 2, 2026 if ordered today

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Ring and Pinion Installation Kit, Master, Ford 9 in., Rear, Kit

Part Number: MGR-R9R306MK

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Estimated Ship Date: Jan 7, 2026 if ordered today

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Differential Carrier, Grizzly Locker, Chromium Alloy Steel, 31-spline, Rear, Ford 8.8 in., Each

Part Number: YGA-28031

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Jan 19, 2026 if ordered today

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

Part Number: PWT-GT108028

3.0 out of 5 stars ( 4 )

Estimated Ship Date: Tomorrow

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• Mfr. Rebate

$40.00 Mail-In Rebate

Price after Manufacturer Rebate: $753.99

Rebate Expires: 12/31/2025

Get $40 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, No-Slip Traction System, 28-Spline, Ford, 8.8 in., Each

Part Number: PWT-92-0688-2807

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

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• Mfr. Rebate

$40.00 Mail-In Rebate

Price after Manufacturer Rebate: $744.99

Rebate Expires: 12/31/2025

Get $40 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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Gear, Ring and Pinion, 4.44:1 Ratio, Ford, 9 in., Set

Part Number: RMG-6903681

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Estimated Ship Date: Jan 5, 2026 if ordered today

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

Part Number: MGR-F990486BP

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Estimated Ship Date: Jan 5, 2026 if ordered today

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