FORD 6R33-7003-BC Manual Transmission 4.0 T50D

( Manufacturer Part Number: 6R33-7003-BC ), ( Type: Manual Transmission ), ( Housing Material: Aluminum ), ( Speedometer Type: Electronic ), ( Manufacturer Warranty: 1 Month ), ( Vintage Part: No )

Review FORD 4.0 Speed Manual Transmission Read Ad fits MUSTANG 2005–2007

The Ford 6R33-7003-BC is a high-performance manual transmission specifically designed for select 2005-2007 Mustang models. This transmission, part of the T56 family, is an upgrade from the standard T5 transmission and offers enhanced power capacity, improved shift quality, and smoother operation.

The 6R33-7003-BC transmission features a cast iron case, which provides added strength and durability, ensuring reliable performance under heavy loads. The transmission boasts a 4.0:1 first gear ratio, making it an excellent choice for those seeking improved acceleration and power delivery. This transmission is well-suited for Mustang enthusiasts looking to modify their vehicles for increased horsepower and torque.

A key advantage of the 6R33-7003-BC transmission is its ability to handle higher power outputs than the stock T5 transmission. It can accommodate up to 500 horsepower and 500 ft-lb of torque, making it an attractive option for those with high-performance Mustang builds.

This transmission is a 6-speed unit, offering smooth, precise shifts and improved gear ratios compared to the standard 5-speed T5 transmission. The 6R33-7003-BC transmission's synchromesh design allows for smooth, effortless gear changes, while its dual-cone synchronized first gear ensures smooth engagement during takeoff.

The 6R33-7003-BC transmission's design also includes a dual-mass flywheel and dual-disc clutch system, which help to reduce vibration and provide a more refined driving experience. The dual-mass flywheel absorbs engine harmonics, reducing engine noise and improving power delivery, while the dual-disc clutch system offers superior clamping force and improved durability.

Additionally, this transmission includes a reverse gear and a helical limited-slip differential, which provides improved traction and stability during cornering and acceleration. The helical design of the limited-slip differential offers a more refined driving experience by reducing noise and vibration compared to a traditional clutch-type differential.

In summary, the Ford 6R33-7003-BC manual transmission is a high-performance upgrade for select 2005-2007 Mustang models. With its cast iron case, 4.0:1 first gear ratio, ability to handle high power outputs, and smooth, precise shifts, this transmission offers improved acceleration, power delivery, and overall driving experience for Mustang enthusiasts seeking to enhance their vehicle's performance.

The Ford 6R33-7003-BC transmission, also known as the T56 Magnum or Tremec 600-E, is a popular choice for aftermarket upgrades in various applications, including the 2005-2007 Mustang 4.0 manual transmission. This transmission is a heavy-duty, six-speed unit that offers improved performance and durability. In this response, we will discuss the pros and cons of using this transmission in a Mustang.

1. Enhanced Performance: The T56 Magnum transmission provides smoother gear shifts and improved acceleration due to its increased gear ratios and stronger synchros. This results in a more enjoyable driving experience.

2. Durability: The T56 Magnum is a robust transmission designed for high-performance applications. It can handle more power and torque than the stock T5 transmission, making it an excellent choice for upgraded Mustang engines.

3. Adaptability: This transmission is compatible with various engine swaps, including the Coyote and Boss 302 powertrains. It allows for greater engine options, providing flexibility for custom builds.

4. Wide Availability: The T56 Magnum is a popular aftermarket transmission, which means that parts and support are readily available from various sources. This ensures that you can maintain and repair the transmission effectively.

1. Cost: The T56 Magnum transmission is more expensive than the stock T5 transmission. This cost includes the price of the transmission itself, as well as any necessary modifications or upgrades to make it compatible with your vehicle.

2. Complexity: Compared to the stock transmission, the T56 Magnum is more complex. This can make installation more challenging, especially if you are not experienced in transmission swaps.

3. Compatibility: While the T56 Magnum is adaptable to various applications, some modifications might be necessary for a perfect fit. Engine wiring, exhaust, and other components may need adjustments or upgrades to work seamlessly with the new transmission.

The Ford 6R33-7003-BC transmission, or T56 Magnum, offers significant performance improvements and increased durability for the 2005-2007 Mustang 4.0 manual transmission. Although it comes with a higher cost and requires more complex installation, the benefits of this transmission make it a worthwhile investment for those seeking enhanced performance and versatility.

If you are considering upgrading your Mustang's transmission, the T56 Magnum is an excellent choice, especially for those looking for improved performance and durability. However, it is crucial to consider the potential costs and challenges associated with the installation process. To ensure a successful installation, it is recommended to consult with a professional mechanic or transmission specialist. Additionally, make sure that you have all the necessary components and modifications to make the transmission compatible with your engine and vehicle.

Details:

part #: 6r337003 prices

• $12.95-$1100.00

specifications complmanu:

• for models: Mustang
• for makes: Ford
• for years: 2005-2007
• mpn: 6r33-7003-bc
• type: Manual Transmission
• housing material: Aluminum
• speedometer type: Electronic
• manufacturer warranty: 1 Month
• vintage part: No

offer complmanu:

• options: Ship-to-home
• started: January 28, 2026
• availability: In Stock
• best offers: True
• quantity: 1
• sold: 0

seller complmanu:

• rating: 100.0%
• city: Albany, Oregon
• # reviews: 1925

general complmanu:

• condition: Used
• Car Truck Parts Accessories > Transmission Drivetrain > Manual Transmission

returns complmanu:

• policy: No Returns

shipping complmanu:

• service: UPS Ground
• transit: 3-8 Days
• type: Fixed
• cost: $200.00
• carrier: UPS
• class: Standard

payments complmanu:

• wallet: Apple-pay
• other
• credit card: Diners-club

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