About Us

Steve Henley, Owner

Steve Henley, Owner

Sierra Heavy Duty is a family owned company and has been involved in the heavy truck and tractor industry since the 1950’s and RV industry since the early 1960’s.

Our experience in the “trucking business” ranges from purchasing, hauling and repairing, to providing RV service for manufacturer and extended warranties, to general repairs.

With over 50 years in the truck, tractor and RV industry we have an extensive network of suppliers and contacts to meet your particular need. As a family owned business, we are proud of the team of knowledgeable professionals we have assembled to serve our customers.

  • From Our Customers

    Steve and Shelley,
    Thanks so much for the wonderful treatment you provided in our “time of need” when our motorhome was damaged. We had a great trip and saw outstanding country, thanks to you and your excellent service at Sierra Heavy Duty, you went way out of your way to help us, can’t thank you enough!

    Dick & Jan Stump
    Longview, Washington

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  • Contact Us

    Sierra Heavy Duty, Inc.
    18968 Waylon Way
    Sonora, CA 95370

    (209) 532-7994
    (209) 532-8229 (fax)

    Map & directions...