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- EATON 913A591
913A591 EATON AUTOMOTIVE Detroit Truetrac Differential Spline
fits model: Dana.
| Brand | EATON AUTOMOTIVE |
|---|---|
| Manufacturer Part Number | 913A591 |
| Type | AUTO |
Review EATON AUTOMOTIVE Detroit Truetrac Differential For 30 Spline for DANA
The Eaton 913A591 Detroit Truetrac differential is a superior replacement option for Dana 30 axles in need of an upgrade. This differential features Detroit's renowned Tru-Trac design, which utilizes a Spider Gear Carrier and a Posi-Glide bearing to provide exceptional strength and durability.
The Eaton 913A591 is engineered with a forged ring and pinion set, ensuring maximum strength and resistance to wear. The differential also includes a heavy-duty case, which is made from high-strength steel to protect against impact and damage. The case design allows for easy removal and installation, making this differential an excellent choice for both professional mechanics and DIY enthusiasts.
This differential comes with a 3.54:1 gear ratio, which offers a good balance between power and fuel efficiency. The gears are precision machined for optimal performance, and the differential includes a limited slip differential mechanism, providing superior traction and stability, particularly in low-traction conditions.
The Eaton 913A591 Detroit Truetrac differential is designed to fit Dana 30 axles with a 1-piece center section and a 30 spline output shaft. It is also compatible with various vehicle applications, making it a versatile choice for a wide range of vehicles.
The Eaton 913A591 comes complete with all necessary mounting hardware, making installation a straightforward process. It is also backed by Eaton's industry-leading warranty, providing peace of mind and assurance against defects in materials or workmanship.
In summary, the Eaton 913A591 Detroit Truetrac differential is an excellent choice for those seeking superior strength, durability, and traction for their Dana 30 axles. With its precision-engineered components, heavy-duty design, and easy installation process, this differential is sure to exceed expectations and provide reliable performance for years to come.
The Eaton 913A591 Detroit Truetrac differential is a popular aftermarket option for upgrading the Dana 30 rear axle in various vehicles. This differential provides several benefits, but it also comes with some drawbacks. Let's discuss both and conclude with a recommendation.
Benefits:1. Improved traction: The Posi-Traction design of the Eaton 913A591 ensures that power is delivered to the ground consistently, reducing wheel slip and improving traction in low-traction situations.
2. Durability: This differential is known for its robustness and ability to handle higher horsepower and torque levels, making it an excellent choice for off-road and high-performance applications.
3. Quiet operation: Compared to open differentials, the Eaton Truetrac is much quieter in operation due to its limited-slip design.
Drawbacks:1. Cost: The price of the Eaton 913A591 is generally higher than that of a standard Dana 30 differential. You may need to invest in additional parts, such as a new axle housing, to ensure proper installation.
2. Biased torque: While the Posi-Traction design improves traction, it also distributes torque unevenly between the wheels. This can lead to increased wear on one side of the axle, potentially requiring more frequent maintenance or replacement.
3. Limited articulation: Due to its design, the Eaton Truetrac may not offer the same level of articulation as an open differential. This can impact its performance in extreme off-road situations where maximum articulation is required.
Conclusion:The Eaton 913A591 Detroit Truetrac differential is an excellent choice for those seeking improved traction, durability, and quiet operation in their Dana 30 rear axle. However, it comes with a higher cost, potential biased torque distribution, and limited articulation compared to an open differential.
Recommendation:If you prioritize traction and durability in your vehicle and are willing to invest in a higher-performance differential, the Eaton 913A591 Detroit Truetrac is a solid choice. However, if you frequently encounter extreme off-road conditions that require maximum articulation or if your budget is limited, an open differential might be a better option for you.
Details:
This item comes with the full manufacturers warranty. Fast free, shipping: brand Eaton automotive, part number 913A591, UPC code, condition new. The compatibility section is not always 100% accurate.
The color, quantity, size, etc. May not be accurate.
specifications differentialsdepo:
- for models: Dana
- brand: Eaton Automotive
- mpn: 913a591
- type: Auto
offer differentialsdepo:
- prices: $630.99–$765.84
- item condition: New
- in stock #: 5
- sold #: 9
- options: ship-to-home
- started: february 20, 2026
- availability: in stock
general differentialsdepo:
- category: Auto Parts > Transmission Drivetrain > Differentials, Assemblies > Additional
payments differentialsdepo:
- other
- credit card: mastercard
- wallet: paypal
seller differentialsdepo:
- # reviews: 16418
- rating: 99.7%
- city: flat rock, north carolina
shipping differentialsdepo:
- class: standard
- transit: 4-7 days
- type: fixed
- service: standard
returns differentialsdepo:
- time: 30 days
- paid by: seller
- policy: returns accepted
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