Motive Gear F10.5-373-37 Differential Ring & Pinion – 3.73 Ratio, 37-Spline, 10.5" Gear – Fits Ford F-250, F-350 Super Duty 2011-2022 – Replaces BC3Z-4209-B, YG F10.5-373-37, F105373C

Motive Gear F10.5-373-37 Differential Ring & Pinion – 3.73 Ratio, 37-Spline, 10.5" Gear – Fits Ford Super DutyUpgrade your Ford Super Duty’s drivetrain with the Motive Gear 3.73 Ratio Ring & Pinion, engineered for 10.5" differentials. Built for heavy-duty applications, it offers optimal torque balance, durability, and smooth performance.🔹 Features & Benefits:Optimized 3.73 Gear Ratio – Ideal for balancing power and fuel efficiency in Ford heavy-duty trucks.Durable 8620 Steel Material – High-strength alloy ensures superior wear resistance, extending differential lifespan.37-Spline, Standard Rotation – Designed for precise torque transfer and enhanced drivetrain efficiency.OEM-Compatible Fit – Ensures hassle-free installation, replacing worn factory components with high-performance parts.1-Year/50,000-Mile Warranty – Backed by Motive Gear’s quality assurance for long-lasting performance.🚗 Application & Compatibility:2011-2022 Ford F-250 Super Duty2011-2016 Ford F-3502011-2016 Ford F-350 Super Duty🔄 Replaces for:Ford: BC3Z-4209-B, BC3Z-4209-H, HC3Z-4209-BMotive Gear: F10.5-373LPKNitro Gear & Axle: F105-373-37-NGEXCEL from Richmond: F105373CYukon Gear and Axle: YG F10.5-373-37Why Choose Motive Gear?With a reputation for top-quality drivetrain solutions, Motive Gear offers precision-engineered components built for durability and performance. Backed by a 1-Year/50,000-Mile Warranty, this ring & pinion set is the perfect choice for high-performance applications.

• ✅ Ford 10.5" 3.73 Ratio Ring & Pinion Set – Designed for 2011-2022 Ford F-250 & F-350 Super Duty, ensuring smooth power transfer and optimal efficiency in high-performance applications.
• ✅ Premium 8620 Steel Construction – Built from durable alloy for exceptional strength, longevity, and reduced wear under heavy loads and extreme driving conditions.
• ✅ 37-Spline, Standard Rotation Design – Features a 41-tooth ring gear and 11-tooth pinion with a 1.94-inch pinion shaft diameter for precise fitment and improved drivetrain stability.
• ✅ Direct OEM Replacement for BC3Z-4209-B – Fully compatible with Ford F-250 & F-350 models, replacing HC3Z-4209-B, YG F10.5-373-37, F105373C, and other factory part numbers.
• ✅ 1-Year/50,000-Mile Warranty – Motive Gear delivers top-tier performance and reliability, making this the perfect upgrade or replacement for worn or damaged differentials.