Our Network of Service Centers
Keeps You Up & Running

Interstate Assembly Systems is a division of Interstate Companies, Inc., and when you buy an upfitted truck package from us, you get more than a fantastic commercial vehicle. You get a relationship with our premier network of 34 Service Centers ready to serve you at locations stretching from the Great Lakes to the Rockies.

Our heavy-truck parts inventory is supported by world-class manufacturers such as Daimler Trucks North America, which features Freightliner and Western Star products.

*Not all locations carry all products.

Parts & Service

Exceptional Service

For exceptional service and quality parts, contact one of our locations

Assembly Systems

Our 5 Interstate Assembly Systems locations provide specialized parts and service for your spec and custom builds.

InterState Power Systems

Our 21 Interstate Power Systems locations in 11 states provide all-makes truck service in addition to service of heavy-duty engines, transmissions, and Transport Refrigeration products.

Our 13 I-State Truck Centers locations offer expert-level, factory-trained technicians who provide quality service across six states – Iowa, Minnesota, Montana, North Dakota, South Dakota and Wisconsin.