MERCURY GRAND MARQUIS Differential & Rear-End Components

Gear, Ring and Pinion, 6.50:1 Ratio, Ford, 9 in., Set

Part Number: RMG-79-0054-1

5.0 out of 5 stars ( 1 )

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Gear, Ring and Pinion, 3.55:1 Ratio, Ford, 8.8 in., Set

Part Number: MGR-F888355

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

Part Number: MGR-F9-325

3.5 out of 5 stars ( 4 )

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Differential, Lock-Right, Locker, 31-Spline, Ford, 8.8 in., Each

Part Number: PWT-1822-LR

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Gear, Ring and Pinion, 3.55:1 Ratio, 1.625 in. Pinion, 8.800 in. Ring Gear, Ford 8.8 in., Set

Part Number: YGA-24095

5.0 out of 5 stars ( 1 )

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Differential Clutch, Steel Pack, Rear, Trak-Lok, Ford, 8.8 in., Late Style, Set

Part Number: YGA-16018

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Differential Carrier Rebuild Kits and Spider Gears, Ford 8/9 in., Side Gears, Rear, Open, 28-spline, Ford, Lincoln, Mercury, Kit

Part Number: SPZ-39017

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Oct 13, 2025 if ordered today

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Ring and Pinion; Pro Gear; Light Weight Ring And Pinion; Ford 9 in.; 4.29 Ratio; 30-7 Teeth; Small Pinion

Part Number: MGR-F990429SP

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

Part Number: MGR-F9IK

5.0 out of 5 stars ( 3 )

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Gear, Ring and Pinion, 7.16:1 Ratio, Ford, 9 in., Daytona Bearing, Set

Part Number: MGR-F890716AX

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Estimated Ship Date: Oct 21, 2025 if ordered today

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Ring and Pinion Gears, 4.56:1 Ratio, Standard Ring Gear Rotation, Ford 8.8 in., Set

Part Number: MGR-F8-8-456

4.64 out of 5 stars ( 11 )

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Differential Cover Bolt, Hex-flange Head, Steel, Black, Ford 7.5 in., Ford 8.8 in., Ford 8.8 in. IRS, Ford 9.75 in., Ford 9.75 in. IRS, Each

Part Number: YGA-33554

4.0 out of 5 stars ( 2 )

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Gear, Ring and Pinion, 4.10:1 Ratio, Ford, 8.8 in., Set

Part Number: MGR-F8-8-410

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Differential Carrier Rebuild Kit, Traction-Lok, Clutch Pack, Clutch Shims, Roll Pin, Rear, Ford 9 in., Kit

Part Number: YGA-16027

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Estimated Ship Date: Oct 31, 2025 if ordered today

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Ring and Pinion Gears, 5.13:1 Ratio, 30-spline, Standard Ring Gear Rotation, Ford 8.8 in., Set

Part Number: SPZ-36128

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Gear, Ring and Pinion, 4.10:1 Ratio, Ford, 8.8 in., Set

Part Number: RMG-6903101

4.5 out of 5 stars ( 2 )

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Yukon Trac Loc positraction, Ford 8.8", 31 spline, with Carbon Fiber clutches.

Part Number: YGA-20130

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Estimated Ship Date: Oct 29, 2025 if ordered today

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Gear, Ring and Pinion, 5.29:1 Ratio, Ford, 9 in., Set

Part Number: MGR-F890529

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Estimated Ship Date: Oct 21, 2025 if ordered today

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Oil Slinger, Differential Carrier Replacement Part, Outer, Each

Part Number: YGA-33022

5.0 out of 5 stars ( 4 )

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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 )

Estimated Ship Date: Oct 27, 2025 if ordered today

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

Part Number: YGA-24367

3.0 out of 5 stars ( 2 )

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Gear, Ring and Pinion, 5.83:1 Ratio, Ford, 9 in., Set

Part Number: RMG-79-0019-1

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Ring and Pinion Gears, Ford 9 in., 3.50:1 Ratio, 28-spline, Standard Rotation, Ford 9 in., Set

Part Number: SVL-2020496

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Oct 13, 2025 if ordered today

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Axle Shaft, OEM Replacement, 31-Spline, Ford, Lincoln, Mercury, 8.8 in., Rear, Each

Part Number: RMG-92-23316

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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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