Allison B400R Automatic Transmission

Valley Part #

UNT B400R

The Allison B400R Transmission is a high-performance, fully automatic transmission designed for medium to heavy-duty commercial vehicles. It offers robust power delivery, smooth shifting, and excellent fuel efficiency, making it ideal for a variety of vocational applications, including delivery trucks, service vehicles, construction equipment, and other specialized commercial vehicles.

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Product Specifications

Categories
  • Allison Transmissions
  • Transmissions
Model

B400R

Made By

Valley Truck Parts

Valley Part #

UNT B400R

Part OEM
  • Alliance

Product Description

The remanufactured Allison B400R Transmission is a high-performance, fully automatic transmission designed for medium to heavy-duty commercial vehicles. It offers robust power delivery, smooth shifting, and excellent fuel efficiency, making it ideal for a variety of vocational applications, including delivery trucks, service vehicles, construction equipment, and other specialized commercial vehicles.  

Valley Truck Parts has been an Allison Rebuilder since 1991. Our refurbished transmissions go through a meticulous process to ensure they meet specifications and perform flawlessly.
  • All technicians are factory-trained and Allison Guild Members.
  • Rebuilds follow Allison Transmission Standards and are dyno-tested for quality assurance.
  • Industry Standard Warranty
Our dedicated Automatic Transmission Call Center is here to help you find the right fit. Call 888-987-8456 today!

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Allison B400R Automatic Transmission

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