Richmond Gear 79-0066-1 Pro Gear Ring and Pinion Gear Set for Ford 9" in 4.86 Ratio 28 Spline Compatible with Ford Bronco '66-86', F-150 '75-86' Replaces Nitro Gear F9-456SP-NG

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$618.99
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$618.99
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Product details

Management number 215292485 Release Date 2026/04/12 List Price $247.60 Model Number 215292485
Category
  • Gear Set: Richmond Gear 79-0066-1 features a 4.86 gear ratio for Ford 9" differentials, providing enhanced performance and torque for Ford Bronco '66-'86 and F-150 '75-'86.
  • 28 Spline Pinion Compatibility: This gear set is designed with a 28-spline pinion and 1.313-inch pinion shaft diameter for a perfect fit and optimal durability.
  • Precision Gear Tooth Count: The pinion gear features 7 teeth, while the ring gear has 34 teeth, ensuring smooth power transfer and reliability under load.
  • Durable 9310 Steel Construction: The ring gear is made from 9310 steel, offering superior strength and longevity to withstand heavy-duty use and high-performance driving.
  • Comprehensive Warranty: Backed by a 2-year or 100,000-mile warranty, this gear set ensures long-lasting reliability and performance for your Ford 9" differential.
Brand Richmond
Model 79-0066-1
Exterior Machined
Item Weight 18.35 pounds
Manufacturer Richmond Gear
OEM Part Number 79-0066-1
Item model number 79-0066-1
Manufacturer Part Number 79-0066-1

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