Name: Yukon Ford 9" Ring & Pinion Gear Set - 28-Spline
Brand: Yukon Gear & Axle
SKU: YUKYG F9-300
Price: 451.25 USD
Availability: InStock

Yukon Ford 9" Ring & Pinion Gear Set - 28-Spline

$451.25

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This Yukon Ford 9" Ring and Pinion Gear Set is designed for one of the most widely used and adaptable axle platforms in performance, off-road, and racing applications. Re-gearing a Ford 9" allows you to match axle ratio to tire size, horsepower, and intended use, whether you're building a street truck, drag car, or dedicated off-road rig. Proper gear selection improves acceleration, restores lost power from larger tires, and optimizes overall drivetrain efficiency.

The Ford 9" platform is known for its removable third member design, making gear changes and setup more accessible compared to other axles. This gear set is built to work with standard Ford 9" carriers and requires proper setup including pinion depth, backlash, and bearing preload to ensure long life and quiet operation under load.

Includes:

Ford 9" Ring & Pinion Gear Set
Available Gear Ratios: 3.00, 3.25, 3.50, 3.70, 3.89, 4.11, 4.30, 4.56, 4.86, 5.13, 5.29, 5.43, 5.67, 6.00, 6.20, 6.33, & 6.50

Specifications

Fits Ford 9" differential
9.00" ring gear diameter
28-spline pinion
10-ring gear bolt pattern
Precision cut gear teeth for consistent contact pattern
Designed for street, off-road, and racing applications

Fitment

Make	Model	Year Range
Ford	Bronco	1966–1986
Ford	E-100 Econoline	1969–1983
Ford	E-150 Econoline	1979–1988
Ford	E-200 Econoline	1969–1974
Ford	E-250 Econoline	1975–1980
Ford	F-100	1957–1983
Ford	F-150	1975–1987
Ford	Fairlane	1957–1970
Ford	Falcon	1960–1970
Ford	Galaxie	1959–1967
Ford	Galaxie 500	1968–1974
Ford	Gran Torino	1972–1976
Ford	Granada	1975–1979
Ford	LTD	1965–1979
Ford	Maverick	1970–1977
Ford	Mustang	1965–1973
Ford	Ranchero	1957–1979
Ford	Thunderbird	1955–1979
Lincoln	Continental	1958–1979
Lincoln	Mark III	1968–1971
Mercury	Comet	1964–1977
Mercury	Cougar	1967–1979
Mercury	Grand Marquis	1975–1980

Suitable for front or rear applications depending on build

Tech Insight

The Ford 9" remains one of the most versatile axle platforms due to its strength, aftermarket support, and ease of setup. With a wide range of available gear ratios, it can be tuned for anything from highway cruising to extreme off-road crawling or drag racing.

Lower numerical ratios such as 3.00–3.70 are better suited for highway use, while higher ratios like 4.56 and up are ideal for larger tires, off-road performance, and high torque applications. Because of the removable third member design, many builders keep multiple gear sets or pre-built third members to quickly adapt to different driving conditions.

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Yukon Ford 9" Ring & Pinion Gear Set - 28-Spline

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