Recent News

Keep up with the latest from Sonnax. Become a Sonnax Insider today!


Sonnax Wins Big in Top 10 Contest – Thanks to YOU!

Every year, Transmission Digest accepts nominations for the top 10 products and tools in the powertrain aftermarket. Readers vote for their favorites to determine the winners.

The results are in: Sonnax won seven top product awards, and four top tool awards! Thank you all for your trust and support of Sonnax products – we couldn’t have done it without you!

7 Top Products

  • Chrysler 45RFE, 545RFE, 65RFE, 66RFE & 68RFE
    Line Pressure Booster Kit: RFE-LB1
    Get the right amount of pressure, exactl
...Read More

Top Plow Truck Transmission Repairs & Upgrades

Heavy snow storms, sub-zero temps, and black ice are a few of old man winter’s favorite tricks…and can lead to treacherous driving conditions. Working hard to keep roads safe, plow trucks often burn through transmissions and end up in the shop.

Check out these top transmission repairs and upgrades to get them back on the road and going strong before the next storm hits!

Read More

New Driveline Catalog Released

Toughen up your driveshaft for long-lasting, trouble-free performance with trusted Sonnax components! From street to strip, on road and off, this brand new catalog features powerhouse parts that deliver the drivetrain strength, performance and durability you need to get power down to the ground:

  • Performance Slip Yokes
  • Flange Yokes
  • Adaptor Flange Yokes
  • Weld Yokes
  • Bondable Yokes for Carbon Fiber Driveshafts
  • .125” Thick Aluminum Tubing
  • Repair Bushings/Extensions
  • Driveline Performance Build Ch
...Read More

Latest Edition of Sonnax Torque Converter Journal Released

Catch up on the latest Sonnax torque converter news in this free, 8-page newsletter. Featured topics include:

  • Performance Converter Kit Catalog
  • Tips for Successful 6R140 Impeller Hub Installation
  • New Parts Guide & Exploded Views
  • Frequently Asked Questions
  • Smart-Tech Overdrive Clutch Housing Kit
  • TCRA Seminar

Read online or request a hardcopy now!

Read More

Top 5 Most Watched Sonnax Videos in 2016

From an inside look at popular 6L80 series transmission upgrades and repairs to how to prevent mystery Powerglide band failures, these top 5 videos have been watched thousands of times by rebuilders all over the world:

1. GM 6L80 Series Transmission Upgrades & Repairs

2. Easy Pressure Switch Rebuilds for 6L- & Gen. 1 6T-Series Units

3. Sonnax Webinar: ZF6 Gen. 1 & Gen. 2 Identification & Repair Techniques

4. Eliminate 3-4 Clutch Failure with the Smart-Tech® Input Housing

5. Prevent "Mystery

...Read More
Read News Archive

Upcoming Events

See All Events