Allison Transmission

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Allison Transmission Distributor and Service Center in California

Allison Transmission is the largest designer, developer, manufacturer and distributor of medium- and heavy-duty fully automatic transmissions and hybrid propulsion systems in the world. They started out building race cars, evolved to developing aircraft engines and then introduced the world to heavy-duty automatic transmissions.

Valley Power Systems carries a complete line of new and remanufactured transmissions under the Allison ReTran®  and Valleybuilt™ brands. Our highly skilled and factory trained Valley sales, service, and parts specialists are here to provide superior support for all your transmission needs through a network of full services facilities.

Skilled Allison Transmission Technicians: For Parts & Repair Services

Our highly skilled and factory trained Valley sales, service, and parts specialists are here to provide superior support for all your transmission needs through a network of full services facilities.

Allison Transmissions can be found at work in cities and rural areas around the world in a wide variety of applications including:

  • Construction
  • Fire Rescue
  • Medium- and Heavy-Duty Trucking
  • Public Transit
  • Refuse
  • School buses

Valley Power carries a complete line of automatic transmissions built to deliver a longer lifespan and a higher performance standard, at a consistent lower overall cost.

Allison ReTran®

The Allison ReTran® automatic transmissions are meticulously remanufactured to precise factory tolerances using only genuine Allison parts. Factory-trained technicians using Allison-approved technologies and manufacturing processes literally remake a genuine Allison Transmission from the ground up. Genuine Allison ReTran® transmissions come with a two-year, unlimited mile worldwide warranty.

Contact Valley Power Systems in California For Allison Transmission Parts & Service

Get Allison Transmission parts & service by contacting your nearest Valley Power Systems location, or click to call or email below.

Sales:    (800) 924-4265

Email:   inquiries@valleypsi.com

Our Locations

For technical information visit:

Allison Transmission website