FORD THUNDERBIRD Differential & Rear-End Components

Differential, Eaton Detroit Locker, 31-Spline, Ford, 8.8 in., Each

Part Number: ETN-187C145A

5.0 out of 5 stars ( 6 )

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Gear, Ring and Pinion, 4.11:1 Ratio, Ford, 9 in., Set

Part Number: RMG-79-0045-1

5.0 out of 5 stars ( 3 )

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Differential, Eaton Detroit Locker, 31-Spline, Ford, 9 in., Each

Part Number: ETN-187SL17B

4.88 out of 5 stars ( 8 )

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Gear, Ring and Pinion, 5.14:1 Ratio, Ford, 9 in., Set

Part Number: RMG-79-0017-1

5.0 out of 5 stars ( 3 )

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Differential Carrier, Limited Slip, Ford 8.8 in., 31 Spline, Each

Part Number: YGA-20069

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Gear, Ring and Pinion, 5.67:1 Ratio, Ford, 9 in., Set

Part Number: RMG-79-0007-1

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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: Oct 7, 2025 if ordered today

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Grizzly Locker, Ford 9.0 in., 28 Spline, Each

Part Number: YGA-28008

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Estimated Ship Date: Oct 8, 2025 if ordered today

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Differential Ring And Pinion Set

Part Number: RNB-697-353

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Estimated Ship Date: Sep 26, 2025 if ordered today

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

Part Number: YGA-32034

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Estimated Ship Date: Oct 8, 2025 if ordered today

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Yukon Grizzly locker, Ford 9" with 35 splines, for use with load bolt dropout

Part Number: YGA-28012

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Estimated Ship Date: Oct 7, 2025 if ordered today

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Nodular Housing

Part Number: MGR-26306A

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Estimated Ship Date: Sep 26, 2025 if ordered today

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Nodular Housing

Part Number: MGR-26325

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Estimated Ship Date: Sep 26, 2025 if ordered today

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Gear, Ring and Pinion, 6.20:1 Ratio, Ford, 9 in., Set

Part Number: RMG-79-0023-1

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Estimated Ship Date: Sep 25, 2025 if ordered today

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Installation Kit, Master Overhaul, Ford 8 in. IRS, Kit

Part Number: YGA-14153

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Estimated Ship Date: Oct 8, 2025 if ordered today

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