No one knows transmissions & torque converters like
Sonnax designs, develops and manufactures the highest quality aftermarket automotive products. We are the world’s largest full-line supplier of torque converter parts, and offer transmission and specialty driveline components through a global network of parts distributors.
Featured Products Where to Buy
TWO THUMBS UP. I am a loyal user of Sonnax products and they are a company that puts their customers first. Thank you for great products, and I look forward to future products!
B. Cole, Toronto, ON
Which Kit is Right for Your Rebuild?
My customers depend on me to keep their vehicles on the road. I depend on Sonnax to help me do that. Thanks Sonnax!
S. Moore, Moore's Transmission
Latest News
New 4L60/E Catalog Available Now
Get your free copy of the new GM 4L60/E catalog now! It's jam-packed with:
- Can’t-miss, performance upgrades for street enthusiast to extreme racing builds
- Handy build charts for three levels of performance applications – plus HD pickups
- Tips on how to build the ‘killer’ 4L60/E
If you think that 4L60/E on your bench can’t be faster, tougher, stronger – think again. Thanks to groundbreaking Sonnax upgrades, performance specialists are bringing this veteran tranny roaring back to life with jaw-dropping performance and reliability unimaginable even a decade ago.
Sonnax Closed on Labor Day
Sonnax will be closed on Monday, September 3, in honor of Labor Day. Wishing you a safe and happy holiday weekend!
Sonnax Job Fair - July 24
Take the first step toward starting your new career at our upcoming job fair! We are currently hiring for permanent, full-time positions as:
- Product Support Reps
- Warehouse Workers
- Packagers
- CNC Machine Operators
- Machine Operators
- Buyers
- Packaging Inspectors, and more!
BENEFITS INCLUDE:
- Medical/dental/vision insurance
- Group life/supplemental insurance
- 401(k) retirement savings plan
- Paid holidays (10)
- Vacation and sick pay
- In-house gym
- Employee discount program
- Tuition reimbursement, and more!
MINIMUM QUALIFICATIONS:
- 18 years of age or older.
- Must have High School Diploma.
- Must be authorized to work in the U.S.
- Physical demands including lifting, pushing, and pulling up to 50 lbs.
- Prior industry experience is preferred.
- Background check and drug screen are required for employment.
We are an Equal Opportunity Employer
Upcoming Events
ATSG Technical Seminar
10220 Regency Circle, Omaha, NE
October 27, 2018, 9:00AM - 4:00PM
Learn MoreSEMA Show 2018
Las Vegas, NV
October 30, 2018, 9:00AM - 4:00PM
Learn MoreATRA Powertrain Expo
Las Vegas, NV
November 01, 2018, 7:00AM - 5:00PM
Learn MoreI am a Sonnax fan because no matter if I am rebuilding an everyday transmission or a race transmission, I can trust the quality of the Sonnax parts I choose.
C. Lentech, Lentech Automatics
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Sonnax tools save me time, money and come backs, I use them on every rebuild we do in my shop.
E. Sebris
Enjoy a rewarding career and relaxing quality of life
in beautiful Southern Vermont.
Recognized as one of the Best Places to Work in Vermont and recipient of the Governor's Worksite Wellness Award, Sonnax is a leading supplier to the automotive aftermarket. We design, manufacture, test and distribute a wide variety of innovative, high quality products used to remanufacture torque converters, rebuild automatic transmissions, upgrade driveshafts and protect the driveline from over-torque damage.
Sonnax is one of the fastest growing companies in the state of Vermont. Our name has become synonymous with exceptional service, cutting-edge designs, technical knowledge and customer dedication. Join an exciting front-line team focused on developing and delivering the best products in the industry, a team whose imagination, hard work and results are rewarded.
Careers at SonnaxAll of Sonnax product lines are top notch. I use Sonnax on all my builds.
F. Lane, FastLane Racing Transmissions