MERCURY COUGAR Differential & Rear-End Components

Replcement Springs, Powertrax No-Slip, Kit

Part Number: PWT-8001001KAV

4.93 out of 5 stars ( 14 )

Estimated Ship Date: Today

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

Part Number: YGA-14053

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Estimated Ship Date: Jan 19, 2026 if ordered today

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Differential Carrier Clutches, OEM-style Discs and Plates, Steel Clutch Pack, Torsen, Rear, Ford 8.8 in. Ring Gear, Ford, Lincoln, Mazda, Mercury, Kit

Part Number: RNB-697-780

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Differential Carrier Replacement Parts, Side Bearing Screw Adjuster, Ford 9 in., 3.062 in. Bearing, Each

Part Number: YGA-32139

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Estimated Ship Date: Jan 19, 2026 if ordered today

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Ring and Pinion-Ford 9

Part Number: MGR-F9-567A

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Estimated Ship Date: Jan 7, 2026 if ordered today

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USA Standard ring & pinion sets are the right choice to add confidence to your install. USA Standard Gear offe

Part Number: SPZ-36309

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 5, 2026 if ordered today

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Ring and Pinion Gear Installation Kit, Ford 9 in., 28-Spline Pinion, Kit

Part Number: ALY-352011

2.5 out of 5 stars ( 2 )

Estimated Ship Date: Jan 8, 2026 if ordered today

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Differential Ring and Pinion; Ford 7.5 - 4.56 Ratio

Part Number: SVL-10001322

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 5, 2026 if ordered today

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Ring and Pinion Installation Kit, Ford, 8 in., Timken Bearings, Kit

Part Number: RAT-334KT

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Differential, Lock-Right, Locker, 28-Spline, Ford, 8.8 in., Each

Part Number: PWT-1820-LR

4.67 out of 5 stars ( 3 )

Estimated Ship Date: Feb 6, 2026 if ordered today

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• Mfr. Rebate

$35.00 Mail-In Rebate

Price after Manufacturer Rebate: $535.99

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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Ring and Pinion Gears, 5.13:1 Ratio, 10-bolt, 28-spline, Standard Gear Rotation, Ford, 9 in., Set

Part Number: SPZ-36145

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Estimated Ship Date: Jan 2, 2026 if ordered today

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

Part Number: YGA-14159

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Estimated Ship Date: Jan 19, 2026 if ordered today

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Gear, Ring and Pinion, 3.73:1 Ratio, Ford, 7.5 in., Set

Part Number: MGR-F75-373

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Estimated Ship Date: Jan 5, 2026 if ordered today

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Axle Shaft, OEM Replacement, C-clip, 1541H Alloy Steel, 28-spline Inner, 29.000 in. Length, Each

Part Number: MGR-MG1231

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Estimated Ship Date: Jan 5, 2026 if ordered today

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8.8" Ford bearing & seal kit.

Part Number: SPZ-58007

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Estimated Ship Date: Jan 5, 2026 if ordered today

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Ring & Pinion Gear, 3.00 Ratio, Ford, 9.0 in. Rear, Set

Part Number: YGA-24363

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Jan 14, 2026 if ordered today

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9" FORD BRG & SEAL KIT LM102910, KOYO BRGS

Part Number: SPZ-58043

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Estimated Ship Date: Jan 5, 2026 if ordered today

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Ring and Pinion Gears, 10-bolt, 28-spline, 3.70:1 Ratio, Standard Rotaion, Ford 9 in., Set

Part Number: MGR-F9-370

2.0 out of 5 stars ( 2 )

Estimated Ship Date: Jan 7, 2026 if ordered today

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Gear, Ring and Pinion, 3.75:1 Ratio, Ford, 9 in., Set

Part Number: MGR-F890375

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Estimated Ship Date: Jan 7, 2026 if ordered today

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Spartan Differential Locker, Ford 8.8 in., 31-spline Axle, Ford, Each

Part Number: SPZ-17005

3.75 out of 5 stars ( 4 )

Estimated Ship Date: Jan 5, 2026 if ordered today

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Ring and Pinion Gears, 5.13:1 Ratio, 28-spline, Standard Ring Gear Rotation, Ford 9 in., Set

Part Number: YGA-24111

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Estimated Ship Date: Jan 19, 2026 if ordered today

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Differential Carrier, Steel, Open, Rear, Ford 9 in., Each

Part Number: YGA-20078

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 19, 2026 if ordered today

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Spider Gear Kit, Open Differential, Ford 7.5 in., 28 Spline, Kit

Part Number: YGA-16014

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Ring and Pinion Gear Installation Kit, Minimum Installation Kit, Ford 8.8 in., Kit

Part Number: YGA-12035

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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

Part Number: MGR-R9RSMK

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Estimated Ship Date: Jan 7, 2026 if ordered today

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