MERCURY GRAND MARQUIS Transmission & Drivetrain

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: Dec 29, 2025 if ordered today

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Carrier Shims, Steel, Kit

Part Number: YGA-55030

Not Yet Reviewed

Estimated Ship Date: Tomorrow

Pinion Nut, Steel, Ford, 9 in., 35-Spline Pinion, Each

Part Number: MGR-PNF935

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Estimated Ship Date: Tomorrow

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

Part Number: SPZ-36138

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Dec 15, 2025 if ordered today

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Ring and Pinion Gears and Installation Kit, 9.0" FORD REAR 3.50 RATIO R&P GEAR/ INSTALL KIT PACKAGE; WITH 28spl T/L POSI (2.89" DO/ OE SUPPORT)

Part Number: YGA-12527

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Estimated Ship Date: Tomorrow

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Automatic Transmission Kickdown Kit, Vintage Series, Ford, C-6, Black/Red, Kit

Part Number: LOK-VS-20C65

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Estimated Ship Date: Dec 10, 2025 if ordered today

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USA Standard Master Overhaul kit for the Ford 9" LM603011 differential w/ Daytona pinion support

Part Number: SPZ-37038

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Estimated Ship Date: Dec 15, 2025 if ordered today

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Wheel Seal, OE style replacement quality wheel seal.

Part Number: NTN-NS8660S

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

USA Standard Gear standard spider gear set for Ford 7.5"

Part Number: SPZ-39014

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Dec 15, 2025 if ordered today

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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: Dec 15, 2025 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: Dec 10, 2025 if ordered today

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Differential, Grip Pro Traction System, 28-Spline, Ford, 9 in., Each

Part Number: PWT-GT109028

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Dec 18, 2025 if ordered today

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• Mfr. Rebate

$40.00 Mail-In Rebate

Price after Manufacturer Rebate: $884.99

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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Transmission Bushings, Ford, AOD, Kit

Part Number: TCI-438600

Not Yet Reviewed

Estimated Ship Date: Jan 5, 2026 if ordered today

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Differential Carrier Gear Kit

Part Number: RMG-XL-4014

Not Yet Reviewed

Estimated Ship Date: Dec 16, 2025 if ordered today

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Ring and Pinion Kit

Part Number: RMG-XL-1043-1

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Estimated Ship Date: Dec 16, 2025 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: Dec 29, 2025 if ordered today

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Differential, Grip Pro Traction System, 31-Spline, Ford, 8.8 in., Each

Part Number: PWT-GT108831

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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• Mfr. Rebate

$40.00 Mail-In Rebate

Price after Manufacturer Rebate: $841.99

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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USA Standard Gear standard spider gear set for Ford 9", 31 spline, 4-pinion design

Part Number: SPZ-39018

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Estimated Ship Date: Dec 15, 2025 if ordered today

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

Part Number: RMG-F9486

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Estimated Ship Date: Dec 16, 2025 if ordered today

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Axe Seal, Dana 60, Rubber, Each

Part Number: SDH-39246

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Estimated Ship Date: Tomorrow

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

Part Number: MGR-R9R306MK

Not Yet Reviewed

Estimated Ship Date: Dec 17, 2025 if ordered today

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Automatic Transmission Shift Kits, Valve Body Repair, C4, C5, Kit

Part Number: TRG-SKC5

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Estimated Ship Date: Dec 8, 2025 if ordered today

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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: Dec 15, 2025 if ordered today

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Torque Converters, Twister 3/4 Race, 2,800-3,200 rpm Stall Speed Range, 29-spline, 10.00 in. Diameter, FMX/AOD/C3, Bricklin, Ford, Mercury, Each

Part Number: HAY-97-2A28Q

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Estimated Ship Date: Dec 18, 2025 if ordered today

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Differential Carrier, Posi Performance, Limited Slip, 28-Spline, Clutch Type, for 10-Bolt Cover, Ford, 8.8 in., Steel, Natural Finish, Each

Part Number: ETN-19605-010

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Estimated Ship Date: Dec 22, 2025 if ordered today

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