TREMEC Magnum XL 6-Speed Wide Ratio Transmission – TUET11940

Big Torque, Smooth Cruising – Built for Street-Driven Power

Upgrade your drivetrain with the TREMEC Magnum XL TUET11940, the wide-ratio version of the legendary Magnum XL 6-speed designed specifically for Ford applications. Ideal for high-powered street builds, restomods, and daily-driven muscle cars, this wide-ratio transmission delivers both brutal off-the-line acceleration and relaxed highway cruising.
Built on the same bulletproof architecture as the standard Magnum XL, the TUET11940 offers wider gear spacing for maximum torque multiplication in low gears, with a 0.63 6th gear overdrive for efficient, low-RPM cruising.

Key Features & Gear Ratios:

• Make: Ford
• Transmission Only – Choose Tremec’s full S197 conversion kit (TUKT12019 or TUKT12021) for a complete solution
• Wide-Ratio 6-Speed – Ideal for high-torque street cars & daily drivers
• Gear Ratios:
  • 1st: 2.97
  • 2nd: 2.10
  • 3rd: 1.46
  • 4th: 1.00
  • 5th: 0.80
  • 6th: 0.63
  • Reverse: 2.90
• Extended Tail Housing – Eliminates semi-remote shifter for direct, precise engagement
• Electronic Speedometer Output
• 26-Spline Input / 31-Spline Output Shafts
• Shifter Location: 34.9" from bellhousing face
• Mount Position: 28.1"
• No Bellhousing Included

Why Choose the Magnum XL Wide Ratio?

The TUET11940 is made for drivers who want the best of both worlds—performance in the city, and efficiency on the highway. The wide gear spacing allows your engine to stay in the sweet spot during launches, while the deep overdrive cuts RPMs on long drives to reduce engine wear and improve fuel economy.

Backed by TREMEC's race-proven durability and precision engineering, this transmission is the go-to choice for builders who need strength, flexibility, and smooth shifting—without compromise.

Built for the Street. Ready for the Strip.

Whether you're building a weekend warrior, a daily-driven monster, or a retro muscle car with modern power, the TREMEC Magnum XL TUET11940 wide-ratio 6-speed delivers the perfect balance of muscle and manners.