Get Help Fast
What Do You Need:
Find the nearest location
I need a vehicle repair
I need equipment repair
I need on-vehicle climate control repair
I need refrigeration service
I need to schedule a service
I need vehicle/equipment parts
My generator needs service
My marine engine needs service
Where Are You:
Vehicle Service & Repair
Our certified technicians do it all – from tune ups to complete overhauls.
Top-notch transmission services including repairs, overhauls, rebuilds and standard maintenance.
Bumper to Bumper
From u-joints to gaskets and seals, we service every square inch of your commercial vehicle.
Equipment & Trailer Repair
From axles to wheels to on-trailer refrigeration units—if it’s broke, we can fix it.
Control cost, reduce risk, and make data-driven fleet decisions.
Maximize the lifetime of your truck with fluids, tune ups, and data-driven performance reports.
Preventative maintenance, warranty authorized service, and 24/7 emergency repair service.
Cab Climate Control
We can tailor a complete system to fit any application.
Alternate Fuel Solutions
Trained by systems manufacturers, we can install alternative fuel solutions at several of our service centers.
Fire Support & Emergency Apparatus
Whether you need a replacement part, an engine repair, or 10,000 feet of hose, we have you covered.
Parts & Products
Genuine OEM & Aftermarket Parts
Offering genuine OEM & aftermarket parts from top brands, for single repairs or full fleet support.
Our ever-changing list of surplus truck parts and other surplus inventory.
Hard to Find Parts
W.W. Williams holds exclusive manufacturing rights for many out-of-production & hard to find parts from top brands.
Engines & Transmissions
We represent the most trusted engine & transmission brands in the world.
Transport Refrigeration Products
We provide the industry’s leading single temperature & multi-temperature transport refrigeration platforms.
Cab Climate Control
We sell and install climate control systems & auxilliary power units in all types of cabs.
We are your single-source to keep your business up and running.
Fire Pump Diesel Engine Service
We perform a wide range of inspections and operational tests on diesel fire pumps.
Logistics & Packaging
From warehousing to kitting to forecasting, we’ll help keep your operations running.
Custom Packaging & Crating
We offer customer-specific commercial and government packaging solutions.
Who We Serve
Trucks & Fleets
Bumper to bumper maintenance, fleet management services and must-fix-it-now services.
Construction & Mining
We provide repair services and products for heavy equipment, MTU engines, and more.
We can keep your DOT equipment, construction vehicles, buses and emergency vehicles up and running.
Government & Military
We partner with the Military to provide logistics, spec packaging, distribution support, and military vehicle repair.
We service and provide parts for tour buses, luxury recreation vehicles, and utility vehicles.
Consider us your single-source solution for equipment products and repair. From emergency vehicles to power generators, we support your operations.
We can provide—and service—the power generation units for constant, standby, or backup power.
We provide engine maintenance, transmission repair, engine overhauls and even electronics on marine vessels.
From vehicle fleet management to power generation solutions- we keep your operation running.
Auto Safety House – Holbrook
Auto Safety House – Phoenix
Auto Safety House – Tucson
Desert Fleet-Serv – Phoenix
Phoenix, AZ – Deutz
North Atlanta, GA
Rock Island, IL
Fort Wayne, IN
Cananea, Sonora CP
Mexico City, Mexico
Grand Rapids, MI
N. Las Vegas, NV
Corporate Administration Building
New Boston, TX