MERCURY GRAND MARQUIS Differential & Rear-End Components

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

Part Number: YGA-16014

5.0 out of 5 stars ( 2 )

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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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Ring Gear Bolt

Part Number: MGR-D5AZ4216A

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

Part Number: MGR-R9RS

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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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Ring and Pinion, RP FORD 9" 5.75 EXL

Part Number: RMG-F9575

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

Part Number: YGA-16013

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Axle Differential Case, Ford 9 in., Nodular Iron, 3.062 in. Bearing Bore, 28, 31, 33 Spline, Each

Part Number: YGA-32099

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Nov 14, 2025 if ordered today

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Ford 9" Nodular Daytona Style Pinion Support

Part Number: YGA-32102

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Estimated Ship Date: Nov 14, 2025 if ordered today

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Pinion Support Bolt Ford 8 in. and 9 in. Balck Oxide, Each

Part Number: YGA-33242

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Estimated Ship Date: Nov 14, 2025 if ordered today

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Ring and Pinion Kit

Part Number: RMG-XL-1003-1

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Estimated Ship Date: Nov 3, 2025 if ordered today

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Ring and Pinion Kit

Part Number: RMG-XL-1005-1

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Estimated Ship Date: Nov 3, 2025 if ordered today

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Ring and Pinion Kit

Part Number: RMG-XL-1013-1

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Estimated Ship Date: Nov 3, 2025 if ordered today

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

Part Number: MGR-R9R325MK

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Nov 4, 2025 if ordered today

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

Part Number: MGR-R9RSMK

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Estimated Ship Date: Nov 4, 2025 if ordered today

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Differential Case

Part Number: MGR-M4204F3180

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Estimated Ship Date: Nov 4, 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: Nov 4, 2025 if ordered today

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Ring Gear Bolt, Ford 8 in., 9 in., AMC 20, Each

Part Number: MGR-D8OZ4216B

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Estimated Ship Date: Nov 4, 2025 if ordered today

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USA Standard mini spool for Ford 9" with 28 spline axles

Part Number: SPZ-59022

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Estimated Ship Date: Oct 30, 2025 if ordered today

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9" FORD SPARTAN LOCKER EXTRA_SHORT X/PIN SHAFT

Part Number: SPZ-17044

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Estimated Ship Date: Oct 30, 2025 if ordered today

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Differential Carrier Replacement Parts, Spartan spring & pin kit, fits Ford 9" & Toyota V6

Part Number: SPZ-17045

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Estimated Ship Date: Oct 30, 2025 if ordered today

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Gear, Ring and Pinion, 4.33:1 Ratio, Ford 9 in. Gear Diameter, 1.313 in. Pinion Shaft Diameter, Kit

Part Number: SPZ-36140

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Estimated Ship Date: Oct 30, 2025 if ordered today

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USA Standard Ring & Pinion gear set for Ford 9" in a 5.29 ratio

Part Number: SPZ-36146

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Estimated Ship Date: Oct 30, 2025 if ordered today

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USA standard ring & pinion gear set for Ford 9" in a 6.00 ratio.

Part Number: SPZ-36150

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Estimated Ship Date: Oct 30, 2025 if ordered today

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USA standard ring & pinion gear set for Ford 9" in a 6.020 ratio.

Part Number: SPZ-36151

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Estimated Ship Date: Oct 30, 2025 if ordered today

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