PSA25387 AUDI Front Drivetrain Kit A4

Review AUDI Trq For Front Drivetrain Kit for A4 2009

The PSA25387 Front Drivetrain Kit is a top-tier replacement solution engineered specifically for the Audi A4 model year 2009. This drivetrain kit is an essential component for maintaining optimal performance and reliability of your vehicle.

The heart of this kit is the Quaife Automatic Torque Biasing Differential, a cutting-edge design that ensures a balanced distribution of power between the front wheels. This feature significantly enhances the handling capabilities of your Audi A4, providing better traction, stability, and responsiveness especially during cornering and acceleration.

The kit also includes durable CV Axles, designed with high-strength materials to withstand the rigors of daily driving. These axles feature sealed joints that prevent oil leakage and ensure smooth, efficient operation.

The PSA25387 Front Drivetrain Kit is a direct fit for the Audi A4 2009, ensuring a seamless installation process. Each component is manufactured to strict OEM specifications, guaranteeing a perfect fit and reliable function.

Additionally, the kit comes with all necessary hardware, such as bolts, nuts, and washers, for a hassle-free installation experience. The inclusion of a detailed instruction manual makes the process even more straightforward, even for those who are not professional mechanics.

The PSA25387 Front Drivetrain Kit is an investment in the longevity and performance of your Audi A4. With its advanced design, high-quality materials, and commitment to a precise fit, this kit is the ideal solution for replacing worn or damaged components in your front drivetrain system. Upgrade your Audi A4 with the PSA25387 Front Drivetrain Kit and enjoy the enhanced driving experience it offers.

Pros and Cons of Buying a PSA25387 Front Drivetrain Kit for an Audi A4 (2009)

The PSA25387 is a front drivetrain kit designed for the Audi A4 model produced in 2009. This part is crucial for the proper functioning of the vehicle's power transmission system. In this analysis, we will discuss the advantages and disadvantages of investing in this component.

1. Enhanced Performance: A new drivetrain kit ensures efficient power transfer between the engine and the wheels. This leads to better acceleration, smoother shifts, and overall improved performance.

2. Reliability: A worn-out drivetrain can cause multiple issues, such as vibrations, noise, and poor fuel economy. By replacing this component, you can reduce the chances of encountering such problems and ensure a more reliable driving experience.

3. Cost-Effective: In the long run, investing in a new drivetrain kit can save you money. A faulty drivetrain can lead to more significant repairs or even replacement of the engine if left unattended.

4. Peace of Mind: A new drivetrain kit provides peace of mind, knowing that a critical component of your vehicle is functioning optimally. It can also increase the resale value of your car if you decide to sell it in the future.

1. Cost: The PSA25387 front drivetrain kit is a significant investment, and the cost can vary depending on the seller and the market conditions.

2. Installation: Installing a new drivetrain kit is a complex process that requires specialized tools and knowledge. It is recommended to have the kit installed by a professional mechanic to ensure proper installation and function.

3. Availability: Obtaining the PSA25387 front drivetrain kit can be challenging, as it is a specific part for an older Audi model. It may take some time to locate a reliable supplier or to have the part shipped if it needs to be ordered online.

The PSA25387 front drivetrain kit for an Audi A4 (2009) is an essential component for the vehicle's proper functioning. While it comes with a hefty price tag and requires professional installation, the advantages of improved performance, reliability, cost-effectiveness, and peace of mind make it a worthwhile investment. If you notice any signs of a faulty drivetrain, such as vibrations, noise, or poor fuel economy, it is recommended to replace the component as soon as possible.

Details:

Front drivetrain kit PSA25387 by trq. Replaces original OE part #: 4d0407625h, 8e0598625b, 8d0498625a, 8e0498625b, 8d0498625c, 4d0407625d, 8e0598625a, 8e0498625, 8e0498625a.

specifications differentialsdepo:

• for years: 2009
• brand: Audi
• mpn: Psa25387
• product type: Driveline Axles
• upc: 198771253876
• fitment type: Direct Replacement
• partslink number: 4d0407625h, 8e0598625b, 8d0498625a, 8e0498625b, 8d0498625c
• fitnote: Models Built In Usa. Will Not Fit A4 Quattro Models.
• product subtype: Differentials
• product details: Drivetrain Kit
• department: Replacement
• all placement: Front

general differentialsdepo:

• category: Auto Parts > Transmission Drivetrain > Differentials, Assemblies > Bearings

returns differentialsdepo:

• time: 30 days
• paid by: seller
• policy: returns accepted

offer differentialsdepo:

• sold #: 9
• availability: in stock
• started: march 22, 2026
• in stock #: 5
• prices: $224.95–$269.85
• item condition: New
• options: ship-to-home

payments differentialsdepo:

• credit card: mastercard
• other
• wallet: apple-pay

shipping differentialsdepo:

• service: ups ground
• carrier: ups
• type: fixed
• class: standard
• transit: 3-5 days

seller differentialsdepo:

• city: nashua, new hampshire
• rating: 99.0%
• # reviews: 152347