**6/24/2026: SUMMER BREAK - NO NEW ORDERS WILL SHIP UNTIL AFTER WE RETURN 7/6/2026 ** Orders will be fulfilled based on available stock, and in the order they are received. Lead times are very short for most items, currently averaging less than 1-4 weeks. For additional clarification, please contact us directly. We appreciate your business and your patience. Dismiss

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Home / ATD Converter Form

ATD Converter Form

Converter Spec Form

Contact Us Today for a Custom Racing Torque Converter Quote!

Your Name*

Email Address*

Phone Number*

Application*

Year/Make/Model:

Vehicle Weight*

Gear Ratio*

Tire Diameter*

Engine Make/Manufacturer*

Engine Displacement*

Engine Stroke*

Compression Ratio*

Camshaft Profile*

Fuel Delivery*

Power Adders?

Nitrous

Turbo

Supercharger

Please add additional details in your message body.

Motorplate Thickness*

Transmission Type*

Transbrake?*

Yes

No

First Gear/Trans Ratio*

Shift Point RPM*

Message*

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If you are human, leave this field blank.

Hours & Info

Automatic Transmission Design, Inc.
W140N10145 Fond Du Lac Ave.
Germantown, WI 53022

262-251-7777

Mon-Fri: 8 am - 6 pm CST
Closed Sat - Sun

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