SKU: RIC78-8828-1
MPN: 78-8828-1
The RICHMOND Differential Mini Spool Ford 8.8-inch 28 Spline is a precision-engineered differential component designed for high-performance rear axle applications. This steel mini spool is engineered to replace the factory limited-slip differential in Ford 8.8-inch rear axles, providing improved traction and power distribution to both wheels under load conditions common in street performance, drag racing, and off-road recovery scenarios.
The 28-spline configuration matches OEM Ford 8.8-inch axle specifications, ensuring proper engagement with factory axle shafts without modification. Mini spools lock both rear wheels together mechanically, eliminating differential action entirely—a characteristic that improves straight-line acceleration and stability on the track or during aggressive acceleration. The robust steel construction is rated for repeated duty cycles, making it suitable for dedicated performance vehicles and competition applications. At 4.8 lbs, this component integrates directly into the existing Ford 8.8-inch housing assembly.
This spool is engineered for buyers who prioritize maximum traction and consistent power delivery over the turn-in characteristics that a functioning differential provides. Installation requires axle disassembly and should be performed by qualified technicians familiar with Ford rear axle service procedures. The mini spool format offers performance gains without the complexity or cost of full electronic locking differentials, making it a direct choice for drag racing, autocross, and street performance vehicles operating on dedicated courses or closed tracks.
RICHMOND has established a strong reputation in the differential and drivetrain component market, particularly among performance builders and racing specialists. The Ford 8.8-inch rear axle remains one of the most popular platforms for performance upgrades, and mini spools represent the simplest mechanical locking solution available for this housing. Buyers should verify full drivetrain compatibility and expected use before purchase, as locking differentials alter vehicle handling characteristics in ways that require driver adjustment.
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