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US Shift Support

Question Mark

Frequently Asked Questions

Here you can find answers to common questions about US Shift products.

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Contact Tech Support

Still having trouble? If you were unable to find the solution in the troubleshooting guide, click here to visit the customer service contact page.

Quick 4 plugged in on floorboard

Tutorial Videos

Here you will find all of our tutorial videos organized by transmission. The first videos walk you though the basic setup procedures for our transmission controllers and later videos walk you through the deeper settings in Shiftware so that you can customize your transmission's behavior.

Screenshot of troubleshooting guide

Troubleshooting Guide

If you are having an issue with your Quick Controller or the transmission, give the Troubleshooting guide a try before contacting support. It may help you solve your problem quicker or when customer service is closed. The Troubleshooting guide was designed to be a comprehensive, step-by-step, easy to understand guide that will help you diagnose and solve the common issues that can happen when using our transmission controllers. There are hundreds of pages of documentation ready to help you 24/7 with simple walk-through navigation.

Page from installation manual

Manuals & Publications

Here you can find all the manuals for our products. It is a good idea to read over the manual before purchasing so that you have a good understanding of the installation process.

Shiftware screenshot

Shiftware Tuning Software

Here you can download the Shiftware Tuning Software. It is a good idea to install the program before purchasing a Quick controller and get a feel for how it works and what it can do.

Revolution Firmware

Upgrade Firmware

Here you can learn about the firmware update process.

6R80 transmission

6R80 Information

Swap and control info on the Ford 6R80E transmission.

4R70W transmission

4R70W / AOD-E Information

Learn more about Ford's 4R70W and AOD-E transmissions.

4L60E transmission

4L60E / 4L65E / 4L70E Information

Learn more about GM's 4L60E, 4L65E, and 4L70E transmissions.

Silver Bullet Logo

10R80/6R80 Swap Info

As we work to develop support for ten speed transmissions, we swapped the 4R70W in our 2004 Mercury Grand Marquis for a 10R80 transmission and have been documenting our progress.