Description
Performance and Reliability. The Nitro Gear & Axle 9.75-Inch Ring and Pinion Gear Kit (4.11 Gear Ratio) is a premium gear kit designed to enhance your vehicle’s performance and reliability. Featuring a 4.11 gear ratio, this kit optimizes power and torque delivery, ensuring an efficient and responsive driving experience. The ring gear has a diameter of 9.750 inches, providing a solid foundation for smooth and reliable gear engagement. With an outstanding contact pattern, this gear kit ensures optimal power transfer and reduced wear on the drivetrain components.
Premium Forged Steel. Crafted from high-quality 8620 steel gear forgings, these gears are built to withstand extreme conditions and deliver exceptional durability. The gears are precision-machined using advanced CNC technology and undergo a lap/heat-treatment process, guaranteeing superior quality and strength. The gears are thoroughly tested using Rockwell hardness testing, ensuring their hardness meets rigorous standards. This results in a tough and resilient gear set that can handle demanding applications while maintaining a quiet operation.
Installation. Putting this Ring and Pinion Gear Kit on your ride is easy and requires no drilling.
Warranty. There is a limited 2-year warranty for this product.
Application. This Nitro Gear & Axle 9.75-Inch Ring and Pinion Gear Kit (4.11 Gear Ratio) fits all 2011-2025 Ford F-150 models.
CA Residents: WARNING: Cancer and Reproductive Harm
- Ring and Pinion Gear Kit
- Features 4.11 Gear Ratio
- Ring Gear Diameter of 9.750 Inches
- Premium 8620 Steel Gear Forgings
- CNC Precision-Machined and Lap/Heat-Treated
- Rockwell-Tested for Hardness
- Tough and Quiet with Outstanding Contact Pattern
- Easy No-Drill Installation
- Limited 2-Year Warranty
- Fits 2011-2025 Ford F-150 Models






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