EXCEL F9557, Differential Ring & Pinion, For Ford 9", Gear Ratio: 5.57, 10-Bolt, 28 Spline, 7 Pinion & 39 Ring Tooth - Fits Ford, Lincoln, Mercury - 1955-1986, Replaces OEM Ford 9" Gears

EXCEL F9557 - Ford 9" Differential Ring & Pinion Set - 5.57 RatioUpgrade your Ford 9" differential with the EXCEL 5.57 ring and pinion set, engineered for high-performance applications, superior strength, and long-lasting durability.Features:Fits Ford 9" differential with a 5.57 gear ratio, perfect for racing, towing, and heavy-duty applicationsRing gear specs: 10-bolt, 39-tooth, 9-inch outside diameter, built from high-quality 8620 steel for longevityPinion gear specs: 7-tooth, 28-spline, 1.313-inch shaft diameter, ensuring maximum power transferStandard rotation ring gear for enhanced compatibility with Ford 9" differentialsIncludes ring and pinion set, backed by a one-year or 50,000-mile warranty for durability and peace of mindApplication & Compatibility:Compatible with the following Ford, Lincoln, and Mercury vehicles:Ford:1966-1986 Ford Bronco1969-1983 Ford E-100 Econoline1975-1986 Ford E-150 Econoline1975-1983 Ford F-1001975-1986 Ford F-1501957-1970 Ford Fairlane1959-1967 Ford Galaxie1962-1974 Ford Galaxie 5001972-1976 Ford Gran Torino1975-1980 Ford Granada1965-1979 Ford LTD1977-1979 Ford LTD II1970-1977 Ford Maverick1965-1973 Ford Mustang1957-1979 Ford Ranchero1955-1979 Ford Thunderbird1968-1976 Ford TorinoLincoln:1958-1979 Lincoln Continental1968-1971 Lincoln Mark III1977-1980 Lincoln VersaillesMercury:1964-1969, 1971-1977 Mercury Comet1967-1979 Mercury Cougar1975-1978 Mercury Grand Marquis1963-1970 Mercury Marauder1967-1978 Mercury Marquis1968-1976 Mercury MontegoBrand Warranty & Why Choose EXCEL from Richmond?EXCEL from Richmond is a trusted name in drivetrain components, offering precision-engineered ring and pinion sets for long-lasting performance. Manufactured from high-strength 8620 steel with advanced machining, this Ford 9" differential set is built for durability. Backed by a one-year or 50,000-mile warranty, ensuring superior reliability in all driving conditions.

• Fits Ford 9" differential with a 5.57 gear ratio, ideal for performance, towing & off-road applications.
• Ring Gear: 10-bolt, 39-tooth, 9-inch outside diameter, made from premium 8620 steel for superior durability.
• Pinion Gear: 7-tooth, 28-spline, 1.313-inch shaft diameter, designed for high torque handling & efficiency.
• Standard rotation ring gear, engineered for heavy-duty applications & high-performance vehicles.
• Includes ring & pinion set, backed by a one-year or 50,000-mile warranty for reliable long-term use.