Eaton Detroit Truetrac Differential 27 Spline 1.16in Axle — Fits 1966-1972 Ford Bronco Dana 30

Save 0%
SKU: EAT912A585
No reviews

About Eaton Eaton engineers high-quality automotive parts and accessories trusted ...Read More

Price:
Sale price$697.92 Regular price$698.91
Add To Cart
×

Car Wheel Size Chart

Wheel Diameter (inches) Tire Width (mm) Aspect Ratio Rim Width (inches)
14185655.5
15195606.0
16205556.5
17215507.0
18225457.5
19235408.0
20245358.5

Note: Wheel and tire sizes vary by car make and model. Always consult your vehicle’s manufacturer for exact specifications.

How to Read Tire Size

Example: 225/45R17 means:

  • 225 = Tire width in mm
  • 45 = Aspect ratio (height as % of width)
  • R17 = Rim diameter in inches

Product Details

Product Description
Part Numbers
Sizing & Fit

About Eaton

Eaton engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full Eaton lineup with fast shipping and expert fitment support — order with confidence.

Unmatched Traction for Classic 4x4s

Take control of your off-road performance with the Eaton Detroit Truetrac. Specifically engineered for the Dana 30 front axle, this limited-slip differential uses advanced helical-gear technology to ensure power is always delivered to the wheels with the most traction. Whether you are navigating loose gravel, mud, or snow, the Truetrac provides the confidence you need.

Technical Specifications

  • Spline Count: 27 Spline
  • Axle Shaft Diameter: 1.16-inch
  • Application: Front Dana 30 Axles
  • Gear Ratio: 3.73 and up
  • Maintenance: Zero maintenance required

Designed for classic vehicles like the Ford Bronco and International Scout, this differential is a game-changer for vintage 4x4 restoration and performance builds. Because it features no clutch packs, it never needs rebuilding, offering a lifetime of reliable, smooth operation. The automatic torque biasing ensures that you don't have to worry about engaging lockers or dealing with harsh engagement. It is the perfect blend of street-friendly manners and trail-ready capability. Upgrade your classic rig's drivetrain today with high-quality components from GGCRACING.

Vehicle Fitment

Years Make Model Trim
1966-1972 Ford Bronco Base
1968-1969 Ford Bronco Roadster
1968-1972 Ford Bronco Wagon
1967 Ford Club Wagon Base
1967 Ford Club Wagon Custom
1967 Ford Club Wagon Deluxe
1969-1972 Ford E-100 Econoline Base
1969-1972 Ford E-100 Econoline Club Wagon
1969-1972 Ford E-200 Econoline Base
1969-1972 Ford E-200 Econoline Club Wagon
1970-1972 Ford E-200 Econoline Custom Wagon
1971-1972 Ford E-200 Econoline Chateau Wagon
1969-1972 Ford E-300 Econoline Base
1969-1972 Ford E-300 Econoline Club Wagon
1970-1972 Ford E-300 Econoline Chateau Wagon
1971-1972 Ford E-300 Econoline Custom Wagon
1967 Ford Econoline Base
1971-1972 Ford G-100 Postal
1974 International 100 Base
1967 International 1100B Base
1968 International 1100C Travelall Custom
1968 International 1100C Base
1969-1970 International 1100D Base
1969-1970 International 1100D Travelall Custom
1967-1971 International Scout Base
1971-1974 International Scout II Base
1975 International Scout II XLC
1976-1977 International Scout II Base
1976-1977 International Scout II Terra
1976-1977 International Scout II Traveler
1971-1983 Jeep CJ5 Base
1975-1983 Jeep CJ5 Renegade
1977-1980 Jeep CJ5 Golden Eagle
1980-1983 Jeep CJ5 Laredo
1982-1983 Jeep CJ5 Limited
1970-1975 Jeep CJ6 Base
1976-1986 Jeep CJ7 Renegade
1976-1986 Jeep CJ7 Base
1977-1979 Jeep CJ7 Golden Eagle
1980 Jeep CJ7 Golden Hawk
1980-1983 Jeep CJ7 Laredo
1982-1983 Jeep CJ7 Limited
1985-1986 Jeep CJ7 Laredo
1974-1977 Jeep Cherokee S
1974-1993 Jeep Cherokee Base
1978-1980 Jeep Cherokee Wide Track
1981-1982 Jeep Cherokee Chief
1983 Jeep Cherokee Pioneer
1983 Jeep Cherokee Wide Track Chief
1985-1988 Jeep Cherokee Chief
1985-1990 Jeep Cherokee Pioneer
1985-1992 Jeep Cherokee Laredo
1987-1992 Jeep Cherokee Limited
1989-2001 Jeep Cherokee Sport
1991-1992 Jeep Cherokee Briarwood
1993-1997 Jeep Cherokee Country
1994-2001 Jeep Cherokee SE
1996 Jeep Cherokee Classic
1998-2001 Jeep Cherokee Classic
1998-2001 Jeep Cherokee Limited

…and 84 additional fitments. Contact us to confirm yours.

Product Details

Product Description
Part Numbers
Sizing & Fit

About Eaton

Eaton engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full Eaton lineup with fast shipping and expert fitment support — order with confidence.

Unmatched Traction for Classic 4x4s

Take control of your off-road performance with the Eaton Detroit Truetrac. Specifically engineered for the Dana 30 front axle, this limited-slip differential uses advanced helical-gear technology to ensure power is always delivered to the wheels with the most traction. Whether you are navigating loose gravel, mud, or snow, the Truetrac provides the confidence you need.

Technical Specifications

  • Spline Count: 27 Spline
  • Axle Shaft Diameter: 1.16-inch
  • Application: Front Dana 30 Axles
  • Gear Ratio: 3.73 and up
  • Maintenance: Zero maintenance required

Designed for classic vehicles like the Ford Bronco and International Scout, this differential is a game-changer for vintage 4x4 restoration and performance builds. Because it features no clutch packs, it never needs rebuilding, offering a lifetime of reliable, smooth operation. The automatic torque biasing ensures that you don't have to worry about engaging lockers or dealing with harsh engagement. It is the perfect blend of street-friendly manners and trail-ready capability. Upgrade your classic rig's drivetrain today with high-quality components from GGCRACING.

Vehicle Fitment

Years Make Model Trim
1966-1972 Ford Bronco Base
1968-1969 Ford Bronco Roadster
1968-1972 Ford Bronco Wagon
1967 Ford Club Wagon Base
1967 Ford Club Wagon Custom
1967 Ford Club Wagon Deluxe
1969-1972 Ford E-100 Econoline Base
1969-1972 Ford E-100 Econoline Club Wagon
1969-1972 Ford E-200 Econoline Base
1969-1972 Ford E-200 Econoline Club Wagon
1970-1972 Ford E-200 Econoline Custom Wagon
1971-1972 Ford E-200 Econoline Chateau Wagon
1969-1972 Ford E-300 Econoline Base
1969-1972 Ford E-300 Econoline Club Wagon
1970-1972 Ford E-300 Econoline Chateau Wagon
1971-1972 Ford E-300 Econoline Custom Wagon
1967 Ford Econoline Base
1971-1972 Ford G-100 Postal
1974 International 100 Base
1967 International 1100B Base
1968 International 1100C Travelall Custom
1968 International 1100C Base
1969-1970 International 1100D Base
1969-1970 International 1100D Travelall Custom
1967-1971 International Scout Base
1971-1974 International Scout II Base
1975 International Scout II XLC
1976-1977 International Scout II Base
1976-1977 International Scout II Terra
1976-1977 International Scout II Traveler
1971-1983 Jeep CJ5 Base
1975-1983 Jeep CJ5 Renegade
1977-1980 Jeep CJ5 Golden Eagle
1980-1983 Jeep CJ5 Laredo
1982-1983 Jeep CJ5 Limited
1970-1975 Jeep CJ6 Base
1976-1986 Jeep CJ7 Renegade
1976-1986 Jeep CJ7 Base
1977-1979 Jeep CJ7 Golden Eagle
1980 Jeep CJ7 Golden Hawk
1980-1983 Jeep CJ7 Laredo
1982-1983 Jeep CJ7 Limited
1985-1986 Jeep CJ7 Laredo
1974-1977 Jeep Cherokee S
1974-1993 Jeep Cherokee Base
1978-1980 Jeep Cherokee Wide Track
1981-1982 Jeep Cherokee Chief
1983 Jeep Cherokee Pioneer
1983 Jeep Cherokee Wide Track Chief
1985-1988 Jeep Cherokee Chief
1985-1990 Jeep Cherokee Pioneer
1985-1992 Jeep Cherokee Laredo
1987-1992 Jeep Cherokee Limited
1989-2001 Jeep Cherokee Sport
1991-1992 Jeep Cherokee Briarwood
1993-1997 Jeep Cherokee Country
1994-2001 Jeep Cherokee SE
1996 Jeep Cherokee Classic
1998-2001 Jeep Cherokee Classic
1998-2001 Jeep Cherokee Limited

…and 84 additional fitments. Contact us to confirm yours.

Product Details

Product Description

About Eaton

Eaton engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full Eaton lineup with fast shipping and expert fitment support — order with confidence.

Unmatched Traction for Classic 4x4s

Take control of your off-road performance with the Eaton Detroit Truetrac. Specifically engineered for the Dana 30 front axle, this limited-slip differential uses advanced helical-gear technology to ensure power is always delivered to the wheels with the most traction. Whether you are navigating loose gravel, mud, or snow, the Truetrac provides the confidence you need.

Technical Specifications

  • Spline Count: 27 Spline
  • Axle Shaft Diameter: 1.16-inch
  • Application: Front Dana 30 Axles
  • Gear Ratio: 3.73 and up
  • Maintenance: Zero maintenance required

Designed for classic vehicles like the Ford Bronco and International Scout, this differential is a game-changer for vintage 4x4 restoration and performance builds. Because it features no clutch packs, it never needs rebuilding, offering a lifetime of reliable, smooth operation. The automatic torque biasing ensures that you don't have to worry about engaging lockers or dealing with harsh engagement. It is the perfect blend of street-friendly manners and trail-ready capability. Upgrade your classic rig's drivetrain today with high-quality components from GGCRACING.

Vehicle Fitment

Years Make Model Trim
1966-1972 Ford Bronco Base
1968-1969 Ford Bronco Roadster
1968-1972 Ford Bronco Wagon
1967 Ford Club Wagon Base
1967 Ford Club Wagon Custom
1967 Ford Club Wagon Deluxe
1969-1972 Ford E-100 Econoline Base
1969-1972 Ford E-100 Econoline Club Wagon
1969-1972 Ford E-200 Econoline Base
1969-1972 Ford E-200 Econoline Club Wagon
1970-1972 Ford E-200 Econoline Custom Wagon
1971-1972 Ford E-200 Econoline Chateau Wagon
1969-1972 Ford E-300 Econoline Base
1969-1972 Ford E-300 Econoline Club Wagon
1970-1972 Ford E-300 Econoline Chateau Wagon
1971-1972 Ford E-300 Econoline Custom Wagon
1967 Ford Econoline Base
1971-1972 Ford G-100 Postal
1974 International 100 Base
1967 International 1100B Base
1968 International 1100C Travelall Custom
1968 International 1100C Base
1969-1970 International 1100D Base
1969-1970 International 1100D Travelall Custom
1967-1971 International Scout Base
1971-1974 International Scout II Base
1975 International Scout II XLC
1976-1977 International Scout II Base
1976-1977 International Scout II Terra
1976-1977 International Scout II Traveler
1971-1983 Jeep CJ5 Base
1975-1983 Jeep CJ5 Renegade
1977-1980 Jeep CJ5 Golden Eagle
1980-1983 Jeep CJ5 Laredo
1982-1983 Jeep CJ5 Limited
1970-1975 Jeep CJ6 Base
1976-1986 Jeep CJ7 Renegade
1976-1986 Jeep CJ7 Base
1977-1979 Jeep CJ7 Golden Eagle
1980 Jeep CJ7 Golden Hawk
1980-1983 Jeep CJ7 Laredo
1982-1983 Jeep CJ7 Limited
1985-1986 Jeep CJ7 Laredo
1974-1977 Jeep Cherokee S
1974-1993 Jeep Cherokee Base
1978-1980 Jeep Cherokee Wide Track
1981-1982 Jeep Cherokee Chief
1983 Jeep Cherokee Pioneer
1983 Jeep Cherokee Wide Track Chief
1985-1988 Jeep Cherokee Chief
1985-1990 Jeep Cherokee Pioneer
1985-1992 Jeep Cherokee Laredo
1987-1992 Jeep Cherokee Limited
1989-2001 Jeep Cherokee Sport
1991-1992 Jeep Cherokee Briarwood
1993-1997 Jeep Cherokee Country
1994-2001 Jeep Cherokee SE
1996 Jeep Cherokee Classic
1998-2001 Jeep Cherokee Classic
1998-2001 Jeep Cherokee Limited

…and 84 additional fitments. Contact us to confirm yours.

DRIVERS Also Bought

Recently viewed