Commercial Service & Parts at Red Rock Auto


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Keep Your Fleet Moving with Red Rock Auto Commercial Service & Parts

Our facility in Watford City is built to handle the heavy-duty demands of North Dakota industries. From Dickinson to Minot, regional businesses rely on our technicians to perform high-quality repairs on Ram commercial vehicles, including heavy-duty pickups, chassis cabs, and cargo vans.

Service Hours
Monday 8:00am - 7:00pm
Tuesday 8:00am - 7:00pm
Wednesday 8:00am - 7:00pm
Thursday 8:00am - 7:00pm
Friday 8:00am - 6:00pm
Saturday 8:00am - 5:00pm
Sunday Closed

Specialized Commercial Maintenance

Commercial vehicles endure more wear and tear than the average driver ever sees. Our service department is equipped with the heavy-duty lifts and specialized diagnostics necessary for:

  • Ram Chassis Cab Service: Maintenance for your 3500, 4500, and 5500 models to ensure your upfits stay operational.
  • Diesel Engine Repair: Expert care for Cummins® turbo diesel engines to maintain peak towing performance.
  • Preventative Fleet Care: Scheduled oil changes, brake inspections, and fluid flushes to prevent costly roadside breakdowns.
  • Upfit Inspections: Checking the integrity of your mechanics bodies, flatbeds, and shelving units.

Genuine Mopar® Parts and Upfit Components

Using the right components ensures your vehicle stays within warranty and performs as the manufacturer intended. If you need to customize a new arrival, we carry the hardware for:

  • Mechanics Bodies: Parts and service for specialized storage and crane-integrated bodies.
  • Flatbeds & Gooseneck Hitches: Durable components for hauling heavy equipment across the plains.
  • ProMaster Cargo Solutions: Shelving, partitions, and interior protection for your delivery or trade van.
  • Cab Chassis Prep: Ready-to-go parts for your next custom build-out.