On-Highway Transmissions

Allison Transmission has been designing and building the highest-quality automatic transmissions for over 100 years, with millions of units produced and sold in thousands of applications on every continent. As an authorized Allison distributor, Interstate PowerSystems offers transmissions designed and engineered to deliver the best in performance, productivity and safety no matter what your industry or application.

When it comes to driver acceptance and safety, Allison Transmission-equipped vehicles have been proven to deliver more productivity, reliability, and better fuel economy than any other transmission option. Interstate PowerSystems’ expertise and service combined with Allison quality will help you deliver more to your customers and your bottom line. We also have an extensive parts inventory to keep you up and running.

Interstate’s factory-certified service technicians specialize in all Allison on-highway transmissions including:

  • Bus series 
  • Fire/emergency 
  • Highway series 
  • Motor homes 
  • Public transport

Allison Transmission on-highway sales and service are available at the following Interstate PowerSystem branches:

Non-warranty work is also completed at these branches on all makes of trucks, trailers and transmissions.

Contact Interstate On-Highway Transmissions

1.800.222.6060