MERCURY GRAND MARQUIS Differential & Rear-End Components

Gear, Ring and Pinion, EXCel, 3.73:1 Ratio, Ford, 8.8 in., 10-Bolt, Set

Part Number: RMG-F88373

1.0 out of 5 stars ( 2 )

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Gear, Ring and Pinion, 3.31:1 Ratio, Ford, 8.8 in., Set

Part Number: MGR-F888331

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Differential, Lock-Right, Locker, 28/31-Spline, Ford, 9 in., Each

Part Number: PWT-1810-LR

3.5 out of 5 stars ( 8 )

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• Mfr. Rebate

$35.00 Mail-In Rebate

Price after Manufacturer Rebate: $414.99

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, Posi Performance, Limited Slip, 31-Spline, Ford, 8.8 in., Each

Part Number: ETN-19588-010

5.0 out of 5 stars ( 1 )

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Gear, Ring and Pinion, 3.25:1 Ratio, Ford, 9 in., Set

Part Number: MGR-F890325

4.0 out of 5 stars ( 1 )

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Ring and Pinion Installation Kit, Ford, 9 in., 3.062 in. Carrier Bearing, Kit

Part Number: RMG-8310131

4.0 out of 5 stars ( 4 )

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Ring Gear Bolt, Hex Head, Steel, Natural, 7/16-20 in. Thread, 1.250 in. UHL, Ford 8 in., Ford 9 in., Each

Part Number: YGA-33044

5.0 out of 5 stars ( 5 )

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Gear, Ring and Pinion, 3.89:1 Ratio, Ford, 9 in., Set

Part Number: MGR-F890389

4.67 out of 5 stars ( 3 )

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Differential Carrier Bearings, Standard Replacement, 1.625 in. Bore, AMC, GM, Mopar, Jeep, International, Studebaker, Hummer, Each

Part Number: TMK-LM501349

3.0 out of 5 stars ( 6 )

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Gear, Ring and Pinion, EXCel, 4.10:1:1 Ratio, Ford, 8.8 in., 10-Bolt, Set

Part Number: RMG-F88410

3.67 out of 5 stars ( 3 )

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Dura Grip Positraction Carrier, Traction-Loc, Ford 9 in., 28 Spline, Aggressive Engagement, Each

Part Number: YGA-26007

5.0 out of 5 stars ( 2 )

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Ring and Pinion Installation Kit, Ford, 8.8 in., 10-Bolt, 30-Spline Pinion, Kit

Part Number: RMG-8310431

4.0 out of 5 stars ( 11 )

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Ring and Pinion Installation Kit, Ford, 9 in., 2.891 in. Carrier Bearing, 28-Spline Pinion, Kit

Part Number: RMG-8310111

4.5 out of 5 stars ( 14 )

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Gear, Ring and Pinion, 4.30:1 Ratio, Ford, 9 in., Set

Part Number: MGR-F890430

5.0 out of 5 stars ( 3 )

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Ring and Pinion Installation Kit, Ford 8.8 in., Rear, Kit

Part Number: SPZ-37030

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Differential Shims, Carrier Type, 2.25 in. I.D., 3.00 in. O.D., Steel, Dodge, Ford, GM, Hummer, Isuzu, Jeep, Lincoln, Mazda, Mercury, Saab, Kit

Part Number: MGR-SS12

4.0 out of 5 stars ( 15 )

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

Part Number: SPZ-36134

4.0 out of 5 stars ( 1 )

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Ring and Pinion Installation Kit, Bearings and Shims, Ford 9 in., with 3.062 in. Carrier Bearing, HRW, Kit

Part Number: RMG-83-1003-1

5.0 out of 5 stars ( 5 )

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Ring and Pinion Installation Kit, Master Kit, Ford, 8.8 in. Diameter Ring Gear, Kit

Part Number: MGR-R8-8RMKT

4.0 out of 5 stars ( 11 )

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RING AND PINION GEARS, USA Standard ring & pinion sets

Part Number: SPZ-36329

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Gear, Ring and Pinion, 3.50:1 Ratio, 1.312 in. Pinion, 28 Spline, 9.000 in. Ring Gear, Ford 9 in., Set

Part Number: YGA-24105

4.5 out of 5 stars ( 4 )

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Bearing Race, Pinion, 3.250 in. Diameter, Each

Part Number: TMK-M802011

5.0 out of 5 stars ( 6 )

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

Part Number: MGR-F88-308

3.0 out of 5 stars ( 2 )

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Dura Grip Positraction Carrier, Traction-Loc, Ford 9 in., 31 Spline, Aggressive Engagement, Each

Part Number: YGA-26009

5.0 out of 5 stars ( 3 )

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Gear, Ring and Pinion, EXCel, 3.70:1 Ratio, Ford, 9 in., Set

Part Number: RMG-F9370

4.2 out of 5 stars ( 5 )

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