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Latest News

November 22, 2017 Thanksgiving2017 v2

Sonnax Closed for Thanksgiving

Sonnax will be closed Thursday and Friday, Nov. 23-24. Normal business hours will resume Monday, Nov. 27. Wishing you a very Happy Thanksgiving!

November 16, 2017 Fb sponsored ad   ts roadshow video series

Sonnax Roadshow Videos Now Online

Learn the best valve body diagnosis and bore reaming techniques in the industry! This FREE four-part video series presented by Sonnax Senior Technical Specialist Randall Schroeder delivers expert training on-demand:

  • Part 1: Diagnostic Challenges – Where Do You Start?
  • Part 2: Isolating the Problem – Best Methods to Identify Bore Wear
  • Part 3: Valve Body Reaming – Step-by-Step Demonstration
  • Part 4: Additional Valve Body Repair Issues – What Else Can You Do to Reduce Costly Comebacks?

Watch Now!

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October 30, 2017 Sonnax group photo powertrain expo 2017

Check Out Photos & Videos from Powertrain Expo 2017

From part selection and table layouts, to booth design and banner hanging, a lot of time and effort went in to planning for the 2017 ATRA Powertrain Expo. We’d like to give a much-deserved shout out to the entire Sonnax team for all their hard work, and a sincere thank you to all of our customers for making it worth it. What a great show! 

Catch up on all the action with photos and videos from the show:


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September 13, 2017

Learn How to Prevent Comebacks with Non-Valve-Body Vacuum Testing

Did you know that there are other areas of the transmission – aside from the valve body – that can be tested for leaks by vacuum testing? The ability to unmask these leaks is a must-have weapon in your arsenal for fighting against comebacks. From checkballs to shafts and every hydraulic circuit in between, identifying and repairing internal leaks while the unit is apart on the bench is no longer a guessing game.

Click here to learn more!

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September 06, 2017 Sonnax tc journal 9 17

New Torque Converter Journal: Get Answers to Your Biggest Questions About Woven Carbon Friction Rings

Check out the latest edition of the Sonnax Torque Converter Journal to:

  • Get answers to your biggest questions about woven carbon friction rings
  • Explore the new parts guide
  • Find out who’s retiring from Sonnax and view his top 10 tech articles
  • Catch up on the latest exploded views 

View Now


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September 01, 2017 Labor day 2017 v1

Sonnax Closed on Labor Day

Sonnax will be closed Monday, Sept. 4 in observance of Labor Day. Normal business hours will resume Tuesday, Sept. 5. Wishing you a safe, happy holiday weekend filled with family, friends and fun!

August 02, 2017 Sonnax transmission report cover july 2017

Check Out the Latest Transmission Report Now!

In this edition, you'll learn new tech tips, get the scoop on essential transmission upgrades and more! Featured topics include:

  • Recognize & Repair Solenoid Accumulators in Late-Model Valve Bodies
  • Essential 4L60/E Upgrades You Can't Miss
  • Transmission Kits Upgraded for Better Coverage
  • 4R/5R Zip Kit® Gets an OE Ratio Upgrade
  • Get CASH for Your Solenoid Cores

Read Now

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July 28, 2017

Identifying Converter Components: 6 Key Features to Understand in Ford E4OD, 4R100 & 5R110W

Trying to find the subtle differences between Ford E4OD, 4R100 and 5R110W converters can be extremely frustrating. In this article, you’ll learn 6 key features to help you easily identify each one. 

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July 17, 2017  sonnaxfancontest 2017

Calling All Sonnax Fans: Enter to Win!

Want to win a brand new Sonnax T-shirt and swag bag? Click here to head on over to our Facebook page and enter now!

June 26, 2017 Sonnax elmo 2017

Sonnax Recognized for Exemplary Service

Sonnax was one of nine companies recently honored with the 2016 Jasper Engines & Transmissions Supplier Service Award. Known as the “ELMO,” this honor is presented to select Jasper vendor partners for outstanding support in three categories: Growth, Service and Quality.

“The entire Sonnax organization works diligently each year to continually improve our processes, quality and service to ensure an industry-leading product and experience for our customers,” Sonnax Director of Strategic Accounts Seth Baldasaro said. “To be recognized by Jasper for outstanding service for the fifth time is a testament to the dedication of employees at Sonnax to meet our mission statement of exceeding the customer expectations.”

Jasper Engines & Transmissions is the largest remanufacturer of engines and transmissions in the nation. Their products are distributed through a network of 41 branch and distributor locations throughout the United States.

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December 07, 2017

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