MERCURY GRAND MARQUIS Differential & Rear-End Components

9" T/L SPRING PLATE, POSITRACTION

Part Number: YGA-33517

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Estimated Ship Date: Dec 29, 2025 if ordered today

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Mini Spool, MINI SPOOL 8.8 FORD 28SPL

Part Number: RMG-XL-5115

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Estimated Ship Date: Dec 16, 2025 if ordered today

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Ring and Pinion Kit

Part Number: RMG-XL-1007-1

2.5 out of 5 stars ( 2 )

Estimated Ship Date: Dec 17, 2025 if ordered today

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

Part Number: MGR-R9RS

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Estimated Ship Date: Dec 17, 2025 if ordered today

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Cross Shaft Pin, Mini Spool, Ford, 9 in., Rear-End, Each

Part Number: RMG-CSPF9

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Dec 16, 2025 if ordered today

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Gear, Ring and Pinion, 3.08:1 Ratio, 1.625 in. Pinion, 8.800 in. Ring Gear, Ford 8.8 in., Set

Part Number: YGA-24349

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Estimated Ship Date: Dec 29, 2025 if ordered today

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Mini Spool, 31 Spline, Ford 9 in., Each

Part Number: SDH-10015391

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Estimated Ship Date: Dec 29, 2025 if ordered today

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7.5" FORD NOTCHED STD & T/L X/PIN SHAFT(NOT AG)

Part Number: YGA-33430

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Estimated Ship Date: Dec 29, 2025 if ordered today

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Pinion depth shims for Ford 9"

Part Number: YGA-55057

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Pinion Gear Thrust Washer, Ford 8 in., Ford 9 in., Model 20, Chrysler 7.25 in. Each

Part Number: YGA-33301

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Estimated Ship Date: Dec 29, 2025 if ordered today

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Ring and Pinion Installation Kit, Ford, 7.5 in., Kit

Part Number: MGR-F75IK

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Dec 17, 2025 if ordered today

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Adjuster lock bolt, 3.062 in. & 3.250 in. Bearing, Yukon Ford 9 in. Each

Part Number: YGA-32149

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Estimated Ship Date: Dec 29, 2025 if ordered today

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Adapter Washer for 28-Spline Pinion in Oversize Support, for 9" Ford.

Part Number: YGA-32240

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Estimated Ship Date: Dec 29, 2025 if ordered today

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Ring and Pinion Gear Installation Kit, Minimum Install, 28-spline, Standard Rotation, Rear, Ford 7.5 in., Kit

Part Number: YGA-12033

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Estimated Ship Date: Dec 29, 2025 if ordered today

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SPRING ASSEMBLY

Part Number: PWT-8001002KAW

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Dec 17, 2025 if ordered today

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Thrust Washer, Differential Carrier Replacement Part, 0.750 in. I.D., Ford 8.8 in., Each

Part Number: YGA-33297

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Estimated Ship Date: Dec 29, 2025 if ordered today

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Differential Clutch, Steel Pack, Rear, Posi, Ford, 7.5 in., Set

Part Number: YGA-16013

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Ring and Pinion Gears and Installation Kit, 9.0" FORD 3.25 RATIO R&P GEAR/ INSTALL KIT PACKAGE; WITH 28spl T/L POSI (FITS 3.062" DO/ DAYTONA PS)

Part Number: YGA-12568

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Flat side gear without hub for 8" and 9" Ford with 28 splines.

Part Number: YGA-16164

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Axle Shaft, 31-Spline, 34.375 in. Length, Rear, Ford, Lincoln, Mercury, Each

Part Number: SPZ-35168

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Rear Axle Shaft - Right & Left

Part Number: SVL-2023686-3

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Axle Shaft, OEM Replacement, 28-Spline, 34.30 in. Length, Ford, Lincoln, Mercury, 8.8 in., Rear, Each

Part Number: RMG-92-23315

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Differential Carrier, Grip Lok, Mechanical Locker, 29 Spline, Ford 9 in., Rear, Each

Part Number: PWT-LK109028

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• Mfr. Rebate

$55.00 Mail-In Rebate

Price after Manufacturer Rebate: $339.50

Rebate Expires: 12/31/2025

Get $55 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 & Pinion Gear Set Ford 8.8" / 3.31 Ratio

Part Number: SVL-2020740

2.0 out of 5 stars ( 1 )

Estimated Ship Date: Dec 11, 2025 if ordered today

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Axle Shaft, OEM Replacement, C-clip, 1541H Alloy Steel, 28-spline Inner, 34.438 in. Length, Each

Part Number: MGR-3W1Z4234KA

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Estimated Ship Date: Dec 16, 2025 if ordered today

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