TREMEC 1386-590-008 Synchro T56 2ND

( Brand: Tremec ), ( Manufacturer Part Number: 1386-590-008 ), ( Type: T56 Synchro Assembly ), ( Fitment Type: Direct Replacement ), ( Material: Steel )

Review TREMEC Oem Original T56 Synchro Assembly 1st 2nd fits CORVETTE LS1 GTO

The TREMEC T56 Magnum 6-Speed Transmission, part number 1386-590-008, is a high-performance manual transmission specifically designed for applications requiring exceptional power handling and durability. This transmission was originally engineered for use in the Chevrolet Corvette LS1 and GTO models.

The T56 Magnum transmission boasts a robust design, featuring a cast iron housing and heavy-duty input and output shafts. It is also synchronized on all gears, ensuring smooth and precise shifts. The 2.73:1 first gear ratio and 1.55:1 fifth gear ratio provide optimal power delivery and fuel economy. This transmission is engineered to handle up to 600 horsepower and 550 ft-lb of torque.

The T56 Magnum transmission also includes a number of performance-enhancing features, such as a triple-cone synchronizer in second gear, which provides quicker and smoother shifts. It also includes a reverse idler gear, which allows for easy and convenient reverse operation.

The transmission's shift mechanism utilizes a triple-disc clutch system, which provides excellent clamping force and durability. The clutch system's friction material is engineered to provide excellent heat dissipation, ensuring consistent clutch performance even under heavy load.

The TREMEC T56 Magnum transmission is also compatible with a wide range of aftermarket performance parts, making it an excellent choice for high-performance applications. Its modular design allows for easy customization, allowing enthusiasts to tailor the transmission to their specific application.

In summary, the TREMEC T56 Magnum transmission, part number 1386-590-008, is a high-performance, heavy-duty 6-speed manual transmission specifically designed for applications requiring exceptional power handling and durability. Its robust design, synchronized gears, and performance-enhancing features make it an excellent choice for high-performance applications. Its compatibility with a wide range of aftermarket performance parts makes it a popular choice among enthusiasts.

The Tremec T56 Magnum 6-speed manual transmission (part number 1386-590-008) is a popular choice for performance enthusiasts, particularly for those looking to upgrade their LS1-powered Corvette or GTO. Here are some potential pros and cons of buying this transmission:

1. Superior Shifting Experience: The T56 transmission offers smooth, precise, and synchronous shifting, making it a favorite among enthusiasts who value a responsive driving experience.

2. Durability: Designed for high-performance applications, the T56 transmission is built to withstand the rigors of track use and daily driving.

3. Wide Ratio Spread: The T56 transmission has a wide ratio spread, which allows for optimal engine performance across the entire RPM range.

4. Compatibility: This transmission is compatible with a wide range of engines and vehicle platforms, making it a versatile option for those looking to upgrade their performance setup.

1. Cost: The T56 transmission is a high-performance unit, and as such, it comes with a premium price tag. The cost of purchasing and installing this transmission can be a significant investment.

2. Complexity: Installing a T56 transmission can be a complex process, requiring specialized tools and a high level of mechanical expertise.

3. Weight: Compared to stock transmissions, the T56 transmission is heavier, which can impact vehicle handling and fuel efficiency.

In conclusion, the Tremec T56 Magnum 6-speed manual transmission (part number 1386-590-008) is an excellent option for those seeking a superior shifting experience, durability, and compatibility for their LS1-powered Corvette or GTO. However, the investment required for purchasing and installing this transmission may be a significant deterrent for some. Ultimately, the decision to purchase this transmission will depend on your specific goals, budget, and mechanical expertise.

If you are confident in your mechanical abilities, have the necessary resources, and are prepared to make the investment, the T56 transmission could provide you with an unmatched driving experience. Alternatively, if you are looking for a more cost-effective solution or prefer a simpler installation process, there may be other options worth considering.

Details:

4-5-6 SPEEDS.

part #: 1386590008 prices

• $22.50-$527.89

specifications manutransmission:

• for models: Ls1, Gto, Corvette
• brand: Tremec
• mpn: 1386-590-008
• type: T56 Synchro Assembly
• fitment type: Direct Replacement
• material: Steel

shipping manutransmission:

• carrier: UPS
• type: Fixed
• class: Standard
• cost: $25.00
• service: UPS Ground
• transit: 4-8 Days

payments manutransmission:

• wallet: Google-pay
• credit card: Mastercard
• other

general manutransmission:

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

returns manutransmission:

• policy: No Returns

offer manutransmission:

• options: Ship-to-home
• sold: 0
• best offers: True
• availability: In Stock
• quantity: 1
• started: April 10, 2025

seller manutransmission:

• # reviews: 649
• city: Sun Valley, California
• rating: 98.7%

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