Motive Gear F890733AX, Differential Ring & Pinion, For Ford 9", Gear Ratio 7.33, 10-Bolt, 28 Spline, 6 Pinion & 44 Ring Tooth - Fits Ford, Lincoln, Mercury Rep. Richmond 69-0420-L, Nitro F9-733LW-NG.

Motive Gear F890733AX – 7.33 Ratio Performance Ring & Pinion for Ford 9"Unleash serious acceleration with the Motive Gear F890733AX 7.33 ratio ring and pinion set, built for Ford 9" axles. Designed for track applications and steep gear conversions, this high-performance set is engineered from 8620 steel for extreme durability and consistent torque delivery.Key FeaturesGear Ratio: 7.33Ring Gear Diameter: 9"Ring Gear Tooth Count: 44Pinion Gear Tooth Count: 6Pinion Shaft Diameter: 1.313"Pinion Spline Count: 28Ring Gear Material: 8620 SteelBolt Count: 10 Ring Gear BoltsDifferential Type: Dropout StyleVehicle CompatibilityFits Ford 9" Dropout Axles – Standard Rotation. Built for racing, muscle car upgrades, and torque-heavy performance builds.Ford1966–1986 Bronco1969–1983 E-100 Econoline1975–1983 E-100 Club Wagon1975–1986 E-150 Econoline & Club Wagon1969–1974 E-200 Econoline1975–1983 F-1001975–1986 F-1501957–1970 Fairlane1959–1967 Galaxie1962–1974 Galaxie 5001972–1976 Gran Torino1975–1980 Granada1965–1979 LTD1977–1979 LTD II1970–1977 Maverick1965–1973 Mustang1957–1979 Ranchero1955–1979 Thunderbird1968–1976 TorinoLincoln1958–1979 Continental1968–1971 Mark III1977–1980 VersaillesMercury1964–1969, 1971–1977 Comet1967–1979 Cougar1975–1978 Grand Marquis1963–1970 Marauder1967–1978 Marquis1968–1976 MontegoReplaces OEM & Aftermarket Part NumbersRichmond Gear: 69-0420-LNitro Gear & Axle: F9-733LW-NGWarranty & Brand ConfidenceIncludes Motive Gear’s 2-Year / 100,000-Mile Warranty for long-lasting reliability and performance. Built for racers and restoration enthusiasts who demand top-tier drivetrain performance under extreme conditions.

• Designed for Ford 9" axles, this ring and pinion features a steep 7.33 gear ratio with 6-tooth pinion gear and 44-tooth ring gear—ideal for high-performance, short track, or drag race builds.
• Crafted from premium 8620 steel with 10 ring gear bolts and 1.313" pinion shaft diameter for exceptional strength and reliability under extreme conditions.
• Equipped with 28-spline pinion count and standard rotation, offering optimized torque multiplication for aggressive acceleration and low-speed control.
• Compatible with performance Ford 9" dropout-style differentials from 1955–1986 in select Ford, Lincoln, and Mercury muscle cars, pickups, and vans.
• Directly replaces Richmond 69-0420-L and Nitro F9-733LW-NG; backed by a 2-Year / 100,000-Mile Motive Gear warranty for unmatched durability and performance.