fits model: Cobra. year: 2003–2004.

( Brand: Tremec ), ( Manufacturer Part Number: 1386-086-006 ), ( Part Type: Gear ), ( Part Terminology Label: Manual Transmission Gear )
The Tremec T56 5th Gear with a ratio of 54:1 (part number 1386-086-006) is a high-performance transmission component specifically designed for use in various Ford applications, including the 2003-2004 SVT Cobra and Aston Martin DB7 V12 Vantage (Ford-powered models). This gear is a crucial part of the T56 six-speed manual transmission, contributing to its renowned durability, smooth operation, and exceptional power handling capabilities.
The 54-tooth fifth gear is an essential component in achieving optimal performance in high-power applications. Its 54 teeth ensure a lower gear ratio compared to standard gears, which translates into quicker acceleration and improved torque delivery. This is particularly beneficial in high-performance vehicles, where these improvements can significantly enhance driving dynamics and overall performance.
The Tremec T56 5th Gear is manufactured using high-quality materials and precise manufacturing processes. The gear teeth are heat-treated for enhanced strength and durability, ensuring that it can withstand the high torque and horsepower levels associated with high-performance vehicles. The gear is also designed with a well-engineered tooth profile, which helps reduce noise and vibration, ensuring a smooth and quiet operation.
Installing the Tremec T56 5th Gear in your vehicle is a straightforward process. It is designed to fit seamlessly into the existing transmission system, making it a simple and hassle-free upgrade for enthusiasts looking to enhance their vehicle's performance. The gear is also compatible with various clutch systems, allowing for flexibility in selecting the right clutch to meet your specific performance needs.
In conclusion, the Tremec T56 5th Gear (part number 1386-086-006) is an excellent choice for upgrading the performance of your 2003-2004 SVT Cobra or Aston Martin DB7 Vantage (Ford-powered models). Its high-quality construction, 54-tooth design for improved performance, and easy installation make it a popular choice among performance enthusiasts. Upgrading to this gear will provide you with quicker acceleration, improved torque delivery, and a smoother, quieter operation, resulting in a more exhilarating driving experience.
Pros of buying Tremec T56 5th gear (1386-086-006) for 03-04 Cobra, Aston Martin F-Body:1. Durability: The Tremec T56 is known for its robust and long-lasting design, capable of handling high horsepower and torque.
2. Gear ratio: The 54t fifth gear ratio provides a desirable balance between acceleration and fuel efficiency, making it suitable for both street and track applications.
3. Wide selection of applications: The T56 is a popular choice for various performance vehicles, ensuring a wide range of aftermarket support and compatibility with different clutch kits and flywheels.
4. Smooth and precise shifting: The T56 features synchronizers in every gear for smooth and precise shifts, improving driving experience and reducing wear on the transmission.
Cons of buying Tremec T56 5th gear (1386-086-006) for 03-04 Cobra, Aston Martin F-Body:1. Cost: The T56 is a high-performance transmission, which may come with a higher price tag compared to stock or lower-end options.
2. Complex installation: Installing the T56 may require specialized tools and knowledge, potentially adding to the overall cost and time spent on the project.
3. Limited clearance: Depending on the vehicle and engine configuration, there may be clearance issues with the T56, which may require modifications or aftermarket components.
Conclusion:The Tremec T56 5th gear (1386-086-006) is a durable, high-performance option suitable for 03-04 Cobra and Aston Martin F-Body vehicles seeking improved acceleration and efficiency. While the upfront cost and complex installation can be drawbacks, the long-term durability and smooth shifting experience make it a worthwhile investment for performance enthusiasts.
Recommendation:If you are looking to upgrade the transmission in your 03-04 Cobra or Aston Martin F-Body and have the necessary resources, the Tremec T56 5th gear (1386-086-006) is a recommended option for those seeking improved performance and driving experience. However, it is essential to ensure that you have the necessary tools, knowledge, and clearance for installation, and to consider the overall cost before making the purchase.
This is a 54 tooth gear to bemused with 36 driven. Minor wear on the synchrony teeth. It is OEM Tremec and USED. These are hard to find now.
NOT for Fbody, Corvette, or Viper. This Tremec T56 transmission 5th gear is a direct fit for your 03-04 Cobra or Aston Martin with 1st ratio of 2.66. 1386-086-006. Please see pics for condition.