ExCel from Richmond F9486 High Performance Ring and Pinion Gear Set for Ford 9" in 4.86 Ratio Fits Ford Bronco '66-86', Mustang '65-73', F-150 '75-86' Replaces USA Standard Gear 36143, ZG F9-486

ExCel from Richmond F9486 High Performance Ring and Pinion Gear Set for Ford 9" in 4.86 Ratio Fits Ford Bronco '66-86', Mustang '65-73', F-150 '75-86' Replaces USA Standard Gear 36143, ZG F9-486

• ✅ High-Performance Ford 9" Gear Set: ExCel Richmond F9486 4.86 Ratio Ring and Pinion Gear Set designed for optimal performance in Ford Bronco (1966-1986), Mustang (1965-1973), and F-150 (1975-1986).
• ✅ Optimized Gear Ratio: The 4.86 ratio enhances acceleration and off-road performance, making this gear set an ideal choice for enthusiasts looking for improved power and traction.
• ✅ Premium 8620 Steel Construction: Crafted from durable 8620 steel, the ring gear ensures long-lasting reliability and resistance to wear under extreme conditions.
• ✅ Precision Engineering: Features a 1.313-inch pinion shaft diameter, 28 pinion spline count, and a 9-inch ring gear with 34 teeth, ensuring smooth operation and reliable performance in demanding conditions.
• ✅ Perfect Fit for Ford 9" Differential: Specifically engineered to replace USA Standard Gear 36143 and ZG F9-486, offering an exact fit and seamless installation in Ford 9" differentials.