Motive Gear F890633AX, Differential Ring & Pinion, For Ford 9", Gear Ratio 6.33, 10-Bolt, 28 Spline, 6 Pinion & 38 Ring Tooth Fits Ford/Mercury/Lincoln Models, Replaces, Motive Gear F890633, F9-633A.

Motive Gear F890633AX Differential Ring and Pinion delivers pro-level performance and strength for Ford 9" axles with a 6.33 gear ratio. This lightweight gear set is ideal for drag racing, off-road, or high-torque street applications where durability and precision matter most.⚙️ Features:Gear Ratio: 6.33Pinion Gear Tooth Count: 6Ring Gear Tooth Count: 38Pinion Shaft Diameter: 1.313"Pinion Spline Count: 28Ring Gear Outside Diameter: 9"Ring Gear Bolt Count: 10Cover Bolt Quantity: Dropout-styleMaterial: Lightweight High-Strength 8620 SteelRotation: Standard🚗 Application & Compatibility:Compatible with Ford 9" axles found in the following vehicles:Ford: Bronco (1966–1986), E-Series Vans (1969–1986), F-100 & F-150 (1975–1986), Fairlane (1957–1970), Galaxie & Galaxie 500 (1959–1974), Gran Torino (1972–1976), Granada (1975–1980), LTD & LTD II (1965–1979), Maverick (1970–1977), Mustang (1965–1973), Ranchero (1957–1979), Thunderbird (1955–1979), Torino (1968–1976)Lincoln: Continental (1958–1979), Mark III (1968–1971), Versailles (1977–1980)Mercury: Comet (1964–1969, 1971–1977), Cougar (1967–1979), Grand Marquis (1975–1978), Marauder (1963–1970), Marquis (1967–1978), Montego (1968–1976)🔁 Replaces:Richmond Gear: 69-0276-1Motive Gear: F890633, F9-633A🛡️ Warranty & Brand Reliability:This product is backed by a 2-Year / 100,000-Mile Warranty. Motive Gear is a trusted name in high-performance driveline components, known for precision machining, advanced metallurgy, and dependable performance in the most demanding applications.

• Engineered for performance, this 6.33 gear ratio set features 6 pinion teeth, 1.313" pinion shaft diameter, 28 splines, and 38 ring teeth. Built to handle high torque for racing or heavy-duty use.
• Constructed from premium 8620 steel with standard rotation and 10 ring gear bolts, ensuring durability and precision under extreme conditions.
• Ring gear outside diameter is 9", fitting standard Ford 9" dropout-style axle housings. Ideal upgrade for Ford muscle cars, hot rods, and off-road builds.
• Includes one 6.33 ratio ring and pinion set (6-tooth pinion, 38-tooth ring), crafted for lightweight performance and maximum strength.
• Fits 1955–1986 Ford, Mercury, and Lincoln vehicles with Ford 9" axles. Replaces Richmond 69-0276-1, Motive Gear F890633, F9-633A.