MERCURY USA Standard Gear Differential & Rear-End Components

Axle 7.5 & 8.8 FORD REAR, 79-93 MUSTANG, T-BIRD, COUGAR, 29-1/4", 4 LUG, 28spl, 1563 BRG, 1 SIDE

Part Number: SPZ-11991

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Estimated Ship Date: Oct 7, 2025 if ordered today

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Spool, Full, 31-spline, Steel, Ford 9 in., Each

Part Number: SPZ-59004

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Estimated Ship Date: Oct 7, 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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USA Standard mini spool for Ford 9" with 31 spline axles

Part Number: SPZ-59023

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USA Standard spool for Ford 9", 35 spline

Part Number: SPZ-59025

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