MERCURY COUGAR Differential & Rear-End Components

Differential, Eaton Detroit Truetrac, Limited Slip, 31-Spline, Ford, 8.8 in., Each

Part Number: ETN-913A561

4.85 out of 5 stars ( 27 )

Estimated Ship Date: Today

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• $75.00 Summit Bucks

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

Part Number: ETN-913A586

4.75 out of 5 stars ( 12 )

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Differential, Eaton Detroit Truetrac, Limited Slip, 28-Spline, Ford, 8 in., Each

Part Number: ETN-912A616

5.0 out of 5 stars ( 9 )

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Gear, Ring and Pinion, 4.29:1 Ratio, Ford, 9 in., Set

Part Number: RMG-79-0079-1

5.0 out of 5 stars ( 1 )

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

Part Number: RMG-79-0043-1

5.0 out of 5 stars ( 2 )

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Gear, Ring and Pinion, 4.57:1 Ratio, Ford, 9 in., Set

Part Number: RMG-79-0080-1

5.0 out of 5 stars ( 1 )

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Differential, Eaton Detroit Truetrac, 28-Spline, Ford, 8.8 in., Each

Part Number: ETN-912A562

5.0 out of 5 stars ( 5 )

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• $75.00 Summit Bucks

Gear, Ring and Pinion, 4.30:1 Ratio, Ford, 8.8 in., Set

Part Number: MGR-F888430

4.0 out of 5 stars ( 5 )

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

Part Number: RMG-79-0004-1

5.0 out of 5 stars ( 3 )

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Gear, Ring and Pinion, 3.00:1 Ratio, Ford, 9 in., Set

Part Number: MGR-F9-300

5.0 out of 5 stars ( 4 )

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Differential Carrier, Positraction, Nodular Iron, Ford 8.8 in., 28 Spline, Each

Part Number: SUM-730942

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Gear, Ring and Pinion, 3.00:1 Ratio, Ford, 8 in., Set

Part Number: RMG-4901001

5.0 out of 5 stars ( 3 )

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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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Gear, Ring and Pinion, 3.00:1 Ratio, Ford, 8 in., Set

Part Number: MGR-F880300

5.0 out of 5 stars ( 4 )

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Gear, Ring and Pinion, 4.29:1 Ratio, Ford, 9 in., Big Pinion, Set

Part Number: MGR-F990429BP

3.0 out of 5 stars ( 2 )

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

Part Number: RMG-79-0066-1

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

Part Number: MGR-F990411BP

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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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Gear, Ring and Pinion, 4.88:1 Ratio, Ford, 8.8 in., Set

Part Number: RMG-6903821

5.0 out of 5 stars ( 1 )

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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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Gear, Pro Ring and Pinion, 3.60:1 Ratio, Ford, 9 in., Set

Part Number: RMG-7900031

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

Part Number: RMG-79-0019-1

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Aug 18, 2025 if ordered today

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Gear, Ring and Pinion, 4.11:1 Ratio, Ford, 8 in., Set

Part Number: RMG-6900641

4.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

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