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TRANSMISSION
PRESSURE CONTROLLER
TORQUE CONVERTER
Dominate the road or track with the TrackMonster 6R140 transmission, the TorqShift—a high-performance 6-speed automatic built for Ford Super Duty trucks like the F-250, F-350, and F-450. Designed to handle up to a staggering 1,400 lb-ft of torque, the TrackMonster 6R140 delivers massive power, lightning-fast shifts, and unmatched durability. Whether towing heavy loads or pushing your truck to the limit, this transmission is built for the ultimate performance.
Featuring advanced electronic controls, optimized gear ratios, and a heavy-duty cooling system, the TrackMonster 6R140 ensures smooth power transfer, fuel efficiency, and exceptional reliability. Ready for extreme conditions, this transmission is made to conquer any challenge.
Note
In-stock transmissions usually ship the next business day.
Custom builds or out-of-stock units typically ship within 2–4 weeks.
Need it sooner? Call us — we can often make special arrangements.
We offer the most comprehensive coverage in the industry:
Extend warranties are optional add-ons available during checkout.
No — we offer a $299 Flat-Rate One-Way Shipping to any address, commercial or residential.
If you find a better rate, you're welcome to arrange your own shipping.
Our 6R140 transmission builds are designed for durability and performance across different levels of power and use:
All units are dyno-tested and purpose-built to outperform the factory 6R140 in every category.
We include a premium billet torque converter with each 6R140 transmission, matched to your build level:
Every converter is balanced and tested for max durability and performance.
Yes — all solenoids and electronic components are replaced or fully remanufactured as part of our standard 6R140 build process.
This ensures clean shifts, stable line pressure, and full compatibility with your vehicle’s ECM and TCM.
No — fluid must be purchased separately. We offer special discounted prices and even cheaper shipping options when you bundle with our fluid at checkout.
Returning your core is simple. Once you are ready to return your core, you can initiate the return process in one of two ways:
Please Note:
Our goal is to make this process as seamless as possible — if you have questions about your core return, just give us a call.