Eaton Detroit Truetrac Differential 30-Spline — Dana 44 Rear Axle

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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.

Watch in action

Eaton Detroit Truetrac Differential for Dana 44 Rear Axles

Maximize your vehicle's traction and off-road capability with the Eaton Detroit Truetrac, a premier helical-gear limited-slip differential designed specifically for Dana 44 rear axles. This advanced differential automatically distributes torque to the wheel with the most traction, ensuring consistent grip and enhanced control in challenging conditions. Its maintenance-free operation and smooth engagement make it the ideal upgrade for off-road enthusiasts, truck owners, and anyone seeking superior performance and reliability.

Key Features and Benefits:

  • Superior Traction: The helical-gear design provides automatic, on-demand torque biasing to the wheel with better grip, minimizing wheel-spin.
  • Smooth & Quiet Operation: Engineered for seamless engagement without the noise or chatter associated with other limited-slip differentials.
  • Maintenance-Free Design: Operates without clutches or special fluids, offering a durable and reliable solution for enhanced performance.
  • Robust Construction: Built with high-quality materials to withstand the rigors of off-road driving and heavy-duty use.
  • Dana 44 Specific Fitment: Precision-engineered for Dana 44 rear axles, ensuring a perfect fit and optimal performance.
  • Axle Specifications: Features a 30-spline count and is designed for axle shafts with a 1.31-inch diameter, compatible with 3.73 and numerically lower gear ratios.
  • Versatile Application: Ideal for a wide range of vehicles equipped with Dana 44 rear axles, including trucks, SUVs, and Jeeps.

The Eaton Detroit Truetrac is the ultimate upgrade for those who demand reliable traction and improved driving dynamics. Whether you're tackling tough trails, towing heavy loads, or navigating slippery surfaces, the Truetrac ensures you maintain control and momentum. Trust GGCRACING to provide the high-quality drivetrain components you need for your next adventure.

Vehicle Fitment

Years Make Model Trim
1977 Ford Bronco Sport
1977-1979 Ford Bronco Custom
1978 Ford Bronco Northland
1978-1979 Ford Bronco Ranger XLT
1977-1978 Ford E-100 Econoline Northland
1977-1979 Ford E-100 Econoline Base
1977-1979 Ford E-100 Econoline Chateau
1977-1979 Ford E-100 Econoline Custom
1977-1978 Ford E-100 Econoline Club Wagon Northland
1977-1979 Ford E-100 Econoline Club Wagon Base
1977-1979 Ford E-100 Econoline Club Wagon Chateau
1977-1979 Ford E-100 Econoline Club Wagon Custom
1977-1978 Ford E-150 Econoline Northland
1977-1979 Ford E-150 Econoline Base
1977-1979 Ford E-150 Econoline Chateau
1977-1979 Ford E-150 Econoline Custom
1977-1978 Ford E-150 Econoline Club Wagon Northland
1977-1979 Ford E-150 Econoline Club Wagon Chateau
1977-1979 Ford E-150 Econoline Club Wagon Custom
1977-1979 Ford E-150 Econoline Club Wagon Base
1977-1978 Ford E-250 Econoline Northland
1977-1979 Ford E-250 Econoline Base
1977-1979 Ford E-250 Econoline Chateau
1977-1979 Ford E-250 Econoline Custom
1977-1978 Ford E-250 Econoline Club Wagon Northland
1977-1979 Ford E-250 Econoline Club Wagon Base
1977-1979 Ford E-250 Econoline Club Wagon Chateau
1977-1979 Ford E-250 Econoline Club Wagon Custom
1977-1978 Ford E-350 Econoline Northland
1977-1979 Ford E-350 Econoline Base
1977-1979 Ford E-350 Econoline Chateau
1977-1979 Ford E-350 Econoline Custom
1977-1978 Ford E-350 Econoline Club Wagon Northland
1977-1979 Ford E-350 Econoline Club Wagon Base
1977-1979 Ford E-350 Econoline Club Wagon Chateau
1977-1979 Ford E-350 Econoline Club Wagon Custom
1977 Ford F-150 XLT
1977-1978 Ford F-150 Base
1977-1978 Ford F-150 Northland
1977-1979 Ford F-150 Custom
1977-1979 Ford F-150 Ranger
1977-1979 Ford F-150 Ranger XLT
1978-1979 Ford F-150 Ranger Lariat
1968 International 1100C Travelall Custom
1969-1970 International 1100D Travelall Custom
1971-1974 International Scout II Base
1975 International Scout II XLC
1976-1980 International Scout II Base
1976-1980 International Scout II Terra
1976-1980 International Scout II Traveler
1978-1979 International Scout II SS2
1993-2000 Isuzu Rodeo LS
1993-2000 Isuzu Rodeo S
1999-2000 Isuzu Rodeo LSE
1976-1983 Jeep CJ5 Base
1976-1983 Jeep CJ5 Renegade
1977-1980 Jeep CJ5 Golden Eagle
1980-1983 Jeep CJ5 Laredo
1982-1983 Jeep CJ5 Limited
1976-1986 Jeep CJ7 Base

…and 103 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.

Watch in action

Eaton Detroit Truetrac Differential for Dana 44 Rear Axles

Maximize your vehicle's traction and off-road capability with the Eaton Detroit Truetrac, a premier helical-gear limited-slip differential designed specifically for Dana 44 rear axles. This advanced differential automatically distributes torque to the wheel with the most traction, ensuring consistent grip and enhanced control in challenging conditions. Its maintenance-free operation and smooth engagement make it the ideal upgrade for off-road enthusiasts, truck owners, and anyone seeking superior performance and reliability.

Key Features and Benefits:

  • Superior Traction: The helical-gear design provides automatic, on-demand torque biasing to the wheel with better grip, minimizing wheel-spin.
  • Smooth & Quiet Operation: Engineered for seamless engagement without the noise or chatter associated with other limited-slip differentials.
  • Maintenance-Free Design: Operates without clutches or special fluids, offering a durable and reliable solution for enhanced performance.
  • Robust Construction: Built with high-quality materials to withstand the rigors of off-road driving and heavy-duty use.
  • Dana 44 Specific Fitment: Precision-engineered for Dana 44 rear axles, ensuring a perfect fit and optimal performance.
  • Axle Specifications: Features a 30-spline count and is designed for axle shafts with a 1.31-inch diameter, compatible with 3.73 and numerically lower gear ratios.
  • Versatile Application: Ideal for a wide range of vehicles equipped with Dana 44 rear axles, including trucks, SUVs, and Jeeps.

The Eaton Detroit Truetrac is the ultimate upgrade for those who demand reliable traction and improved driving dynamics. Whether you're tackling tough trails, towing heavy loads, or navigating slippery surfaces, the Truetrac ensures you maintain control and momentum. Trust GGCRACING to provide the high-quality drivetrain components you need for your next adventure.

Vehicle Fitment

Years Make Model Trim
1977 Ford Bronco Sport
1977-1979 Ford Bronco Custom
1978 Ford Bronco Northland
1978-1979 Ford Bronco Ranger XLT
1977-1978 Ford E-100 Econoline Northland
1977-1979 Ford E-100 Econoline Base
1977-1979 Ford E-100 Econoline Chateau
1977-1979 Ford E-100 Econoline Custom
1977-1978 Ford E-100 Econoline Club Wagon Northland
1977-1979 Ford E-100 Econoline Club Wagon Base
1977-1979 Ford E-100 Econoline Club Wagon Chateau
1977-1979 Ford E-100 Econoline Club Wagon Custom
1977-1978 Ford E-150 Econoline Northland
1977-1979 Ford E-150 Econoline Base
1977-1979 Ford E-150 Econoline Chateau
1977-1979 Ford E-150 Econoline Custom
1977-1978 Ford E-150 Econoline Club Wagon Northland
1977-1979 Ford E-150 Econoline Club Wagon Chateau
1977-1979 Ford E-150 Econoline Club Wagon Custom
1977-1979 Ford E-150 Econoline Club Wagon Base
1977-1978 Ford E-250 Econoline Northland
1977-1979 Ford E-250 Econoline Base
1977-1979 Ford E-250 Econoline Chateau
1977-1979 Ford E-250 Econoline Custom
1977-1978 Ford E-250 Econoline Club Wagon Northland
1977-1979 Ford E-250 Econoline Club Wagon Base
1977-1979 Ford E-250 Econoline Club Wagon Chateau
1977-1979 Ford E-250 Econoline Club Wagon Custom
1977-1978 Ford E-350 Econoline Northland
1977-1979 Ford E-350 Econoline Base
1977-1979 Ford E-350 Econoline Chateau
1977-1979 Ford E-350 Econoline Custom
1977-1978 Ford E-350 Econoline Club Wagon Northland
1977-1979 Ford E-350 Econoline Club Wagon Base
1977-1979 Ford E-350 Econoline Club Wagon Chateau
1977-1979 Ford E-350 Econoline Club Wagon Custom
1977 Ford F-150 XLT
1977-1978 Ford F-150 Base
1977-1978 Ford F-150 Northland
1977-1979 Ford F-150 Custom
1977-1979 Ford F-150 Ranger
1977-1979 Ford F-150 Ranger XLT
1978-1979 Ford F-150 Ranger Lariat
1968 International 1100C Travelall Custom
1969-1970 International 1100D Travelall Custom
1971-1974 International Scout II Base
1975 International Scout II XLC
1976-1980 International Scout II Base
1976-1980 International Scout II Terra
1976-1980 International Scout II Traveler
1978-1979 International Scout II SS2
1993-2000 Isuzu Rodeo LS
1993-2000 Isuzu Rodeo S
1999-2000 Isuzu Rodeo LSE
1976-1983 Jeep CJ5 Base
1976-1983 Jeep CJ5 Renegade
1977-1980 Jeep CJ5 Golden Eagle
1980-1983 Jeep CJ5 Laredo
1982-1983 Jeep CJ5 Limited
1976-1986 Jeep CJ7 Base

…and 103 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.

Watch in action

Eaton Detroit Truetrac Differential for Dana 44 Rear Axles

Maximize your vehicle's traction and off-road capability with the Eaton Detroit Truetrac, a premier helical-gear limited-slip differential designed specifically for Dana 44 rear axles. This advanced differential automatically distributes torque to the wheel with the most traction, ensuring consistent grip and enhanced control in challenging conditions. Its maintenance-free operation and smooth engagement make it the ideal upgrade for off-road enthusiasts, truck owners, and anyone seeking superior performance and reliability.

Key Features and Benefits:

  • Superior Traction: The helical-gear design provides automatic, on-demand torque biasing to the wheel with better grip, minimizing wheel-spin.
  • Smooth & Quiet Operation: Engineered for seamless engagement without the noise or chatter associated with other limited-slip differentials.
  • Maintenance-Free Design: Operates without clutches or special fluids, offering a durable and reliable solution for enhanced performance.
  • Robust Construction: Built with high-quality materials to withstand the rigors of off-road driving and heavy-duty use.
  • Dana 44 Specific Fitment: Precision-engineered for Dana 44 rear axles, ensuring a perfect fit and optimal performance.
  • Axle Specifications: Features a 30-spline count and is designed for axle shafts with a 1.31-inch diameter, compatible with 3.73 and numerically lower gear ratios.
  • Versatile Application: Ideal for a wide range of vehicles equipped with Dana 44 rear axles, including trucks, SUVs, and Jeeps.

The Eaton Detroit Truetrac is the ultimate upgrade for those who demand reliable traction and improved driving dynamics. Whether you're tackling tough trails, towing heavy loads, or navigating slippery surfaces, the Truetrac ensures you maintain control and momentum. Trust GGCRACING to provide the high-quality drivetrain components you need for your next adventure.

Vehicle Fitment

Years Make Model Trim
1977 Ford Bronco Sport
1977-1979 Ford Bronco Custom
1978 Ford Bronco Northland
1978-1979 Ford Bronco Ranger XLT
1977-1978 Ford E-100 Econoline Northland
1977-1979 Ford E-100 Econoline Base
1977-1979 Ford E-100 Econoline Chateau
1977-1979 Ford E-100 Econoline Custom
1977-1978 Ford E-100 Econoline Club Wagon Northland
1977-1979 Ford E-100 Econoline Club Wagon Base
1977-1979 Ford E-100 Econoline Club Wagon Chateau
1977-1979 Ford E-100 Econoline Club Wagon Custom
1977-1978 Ford E-150 Econoline Northland
1977-1979 Ford E-150 Econoline Base
1977-1979 Ford E-150 Econoline Chateau
1977-1979 Ford E-150 Econoline Custom
1977-1978 Ford E-150 Econoline Club Wagon Northland
1977-1979 Ford E-150 Econoline Club Wagon Chateau
1977-1979 Ford E-150 Econoline Club Wagon Custom
1977-1979 Ford E-150 Econoline Club Wagon Base
1977-1978 Ford E-250 Econoline Northland
1977-1979 Ford E-250 Econoline Base
1977-1979 Ford E-250 Econoline Chateau
1977-1979 Ford E-250 Econoline Custom
1977-1978 Ford E-250 Econoline Club Wagon Northland
1977-1979 Ford E-250 Econoline Club Wagon Base
1977-1979 Ford E-250 Econoline Club Wagon Chateau
1977-1979 Ford E-250 Econoline Club Wagon Custom
1977-1978 Ford E-350 Econoline Northland
1977-1979 Ford E-350 Econoline Base
1977-1979 Ford E-350 Econoline Chateau
1977-1979 Ford E-350 Econoline Custom
1977-1978 Ford E-350 Econoline Club Wagon Northland
1977-1979 Ford E-350 Econoline Club Wagon Base
1977-1979 Ford E-350 Econoline Club Wagon Chateau
1977-1979 Ford E-350 Econoline Club Wagon Custom
1977 Ford F-150 XLT
1977-1978 Ford F-150 Base
1977-1978 Ford F-150 Northland
1977-1979 Ford F-150 Custom
1977-1979 Ford F-150 Ranger
1977-1979 Ford F-150 Ranger XLT
1978-1979 Ford F-150 Ranger Lariat
1968 International 1100C Travelall Custom
1969-1970 International 1100D Travelall Custom
1971-1974 International Scout II Base
1975 International Scout II XLC
1976-1980 International Scout II Base
1976-1980 International Scout II Terra
1976-1980 International Scout II Traveler
1978-1979 International Scout II SS2
1993-2000 Isuzu Rodeo LS
1993-2000 Isuzu Rodeo S
1999-2000 Isuzu Rodeo LSE
1976-1983 Jeep CJ5 Base
1976-1983 Jeep CJ5 Renegade
1977-1980 Jeep CJ5 Golden Eagle
1980-1983 Jeep CJ5 Laredo
1982-1983 Jeep CJ5 Limited
1976-1986 Jeep CJ7 Base

…and 103 additional fitments. Contact us to confirm yours.

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