Cummins West, Inc., is the exclusive distributor of Cummins and Onan products with eight locations in central and northern California and Hawaii. Cummins West is headquartered in San Leandro, California and has more than 500 employees.
All of our branch locations assure prompt quality services on your Cummins or Onan products whenever and wherever you need service or parts. We offer 7 days/24 hour availability to handle any problem you may have and mobile service is available at all locations.

Cummins West provides emissions compliance expertise including fleet analysis and solutions such as:
- Repower with the newest emission compliant Cummins engines
- Retrofit with Cleaire and Cummins Emissions Solutions aftertreatment systems
- Replacement Cummins engines designed to maximize your compliance strategy

International Trucks of Hawaii, a subsidiary of Cummins West, Inc., is the International dealer for parts, service, sales, and support for International-brand trucks and buses throughout the state of Hawaii.
Click here for more information on the International Truck and Engine corporation.

Allison West, the newest Allison Transmission Distributor in North America, offers sales, service, and an extensive parts and ReTran transmission inventory. Allison West provides factory trained technicians and field service support capabilities for commercial-duty automatic transmissions and hybrid propulsion systems for on-highway trucks and buses and off-highway equipment.
Click here to get to know the products of Allison Transmission.