After Hours Emergency Service Available

Call our Toll-Free Line: 1-800-624-8331

About our Location:

A member of the WheelTime Network, we pride ourselves on delivering exceptional customer service and professional work. Our commitment to you is to get the job done right and get you back on the road, as quickly and safely as possible.


1375 West Glenn Street
Tucson, AZ 85705
Get Directions


Monday - Friday
7:00 AM - 7:00 PM
Saturday & Sunday



On-Site Amenities

  • Driver's Lounge
  • HD Televisions
  • Free Coffee
  • Free Wi-Fi

Payment Forms Accepted

  • Mastercard
  • Visa
  • American Express
  • Money Orders

Get To Know Us:

Our service center is located off Exit 255 (Miracle Mile). Head east off the exit and turn right at Flowing Wells. We are on the right hand side of the street just past the left curve. Our friendly service advisors and staff are ready to address your vehicle and equipment needs in any of our 27 working bays. Your comfort matters to us – relax in our drivers lounge with free coffee and WiFi access. Consider it Done!


They follow through with their promises by communicating well and providing quality work.

Owner, Harrison Trucking

Vehicles & Equipment Service Center

We understand the priorities of today's drivers: safety, maximum uptime, and honest service. Whether you drive a long-haul truck or a school bus, we've got what it takes to get you back on the road. Everything from DPF cleaning services for all makes and models to Kovatch Mobile Equipment (KME) new fire truck sales and service, let us keep you moving. At our Tucson service center, we also specialize in off-highway mining equipment sales and service. In addition, we offer the following commercial vehicle & equipment services:

  • Engine & Transmission Service & Repair
  • Bumper to Bumper Service & Repair
  • Preventative Maintenance
  • Courtesy Vehicle Inspection
  • Cab Climate Control Parts & Service
  • Onsite Diesel Particulate Filter Cleaning

Power Generation Service & Products

W.W. Williams Tucson is more than just a service center. We are also a service provider for world-class power generation products from MTU Onsite Energy. Whether you have an on-site generator in need of repair, or need a continuous power solution, Consider it Done. Contact us to discuss your specific needs.

  • Continuous Gas Power Systems Service
  • Continuous Gas Power Systems Sales
  • Diesel & Gas Power Generation Service
  • Diesel & Gas Power Generation Sales

Fire Support & Emergency Apparatus

We help emergency responders minimize vehicle and equipment downtime, control costs and get the to next alarm safely. Our EVT certified technicians stand ready to help. Whether you need a replacement part, engine repair, or 10,000 feet of hose—Consider it Done.

  • Bumper to Bumper Apparatus Service & Repair
  • Engine Service & Repair
  • Transmission Service & Repair
  • Emergency Equipment Service & Repair

Managed Fleet Care

From a single truck or trailer to a fleet of thousands, W.W. Williams Tucson knows how to manage your fleet. Our turnkey solutions will improve fleet uptime, reduce risk, and help you control and manage costs.

  • Bumper to Bumper Service & Repair
  • Customized Maintenance Schedules
  • Fast Response Field Service Trucks
  • All-Makes Parts Inventory
  • Real-Time Repair Tracking Dashboard
  • National Service Network


We proudly represent top industry manufacturers and brands, including:

  • Allison Transmissions
  • Carrier Transicold Refrigeration
  • Detroit Diesel
  • KME Fire Trucks
  • Mercedes
  • MTU
  • MTU OnSite Energy
  • Weller Transmission