The Revolution Gear & Axle ring and pinion set provides a 4.30 ratio for 2011–2016 Ford F-250 and F-350 with 10.5in rear axles and 37-spline configurations, supplied as a matched gear pair for rear differential rebuilds. It targets owners and technicians replacing worn gearing to restore the specified final drive; confirm spline count and axle size before purchase.
Revolution Gear & Axle 11-16 Ford F-250/F-350 10.5in 37 Spline Rear 4.30 Ratio Ring & Pinion Set