#4 JD Motorsports 2019 paint schemes Contec was the sponsor of Ross Chastain at Michigan. Image from Ross Chastain’s Facebook page. Contec will be the sponsor of Ross Chastain at Michigan and Charlotte (Oct). Image provided by Contec. Contec will be the sponsor of Ross Chatain at Michigan and Charlotte (Oct). Image provided by Contec. Ross Chastain in the #4 Buckle Up DE/Protect your Melon chevy for JD Motorsports. Taken at Dover for the spring JEGS 200 event. Photo by Damin Sawyer/Moloiiiol Motion & Media. DAYTONA BEACH, FL – FEBRUARY 15: Scott Lagasse Jr, driver of the #4 Rimrock Devlin Chevrolet, during practice for the NASCAR Xfinity Series NASCAR Racing Experience 300 at Daytona International Speedway on February 15, 2019 in Daytona Beach, Florida. (Photo by Jonathan Ferrey/Getty Images) | Getty Images FORT WORTH, TX – MARCH 30: Ross Chastain, driver of the #4 Swan Transportation Services/Perpetua Advisors, races during the NASCAR Xfinity Series My Bariatric Solutions 300 at Texas Motor Speedway on March 30, 2019 in Fort Worth, Texas. (Photo by Matt Sullivan/Getty Images) | Getty Images RICHMOND, VA – APRIL 12: Ross Chastain, driver of the #4 teamjdmotorsports.com Chevrolet, practices for the NASCAR Xfinity Series ToyotaCare 250 at Richmond Raceway on April 12, 2019 in Richmond, Virginia. (Photo by Sean Gardner/Getty Images) | Getty Images EZ Angus Ranch was the sponsor at ISM Raceway in March. Image from JD Motorsports Ross Chastain. Image taken at Auto Club Speedway by Randy Lanning.