Isuzu, Cummins, and Allison: A Potent Combination

Jun. 10 2022 News By Isuzu Commercial Truck of America, Inc.



A legendary Isuzu low cab forward chassis, a powerful Cummins engine, and a durable Allison transmission is a combination built to deliver heavy payloads with ease. The Isuzu F-Series is powered by the Cummins B6.7

diesel engine and is available in three models for Class 6 and 7 customers.


• Class 6 FTR: 25,950-lb. GVWR, 19,000-lb. rear GAWR

◦ Available with optional low-profile tires


• Class 6 FVR Derate: 25,950-lb. GVWR, 21,000-lb. rear GAWR


• Class 7 FVR: 33,000-lb. GVWR, 21,000-lb. rear GAWR


• All models:

◦ Offer eight wheelbases, from 152 to 248 inches, accommodating bodies up to 30 feet in length

◦ Available with optional air suspension

◦ Offer a 50- or 100-gallon fuel tank


Cummins engine mated to an Allison transmission

The B6.7 produces 260-hp and 660 lb.-ft of torque that finds its way to the asphalt through a smooth-shifting Allison 2000-series 6-speed automatic transmission. These Isuzu trucks possess the most powerful version of the Cummins B6.7 Efficiency Series and a durable Allison 2000-series Rugged Duty Series (RDS) transmission to give customers a potent combination of power, fuel efficiency, and durability. 


Cummins B6.7L Diesel Engine 

• 260-hp @ 2400 RPM 

• 660 lb.-ft. @ 1600 RPM 


Allison 2000-series RDS Transmissions 

• Class 6 FTR: Allison 2500 RDS, includes park pawl 

• Class 6 FVR Derate: Allison 2550 RDS 

• Class 7 FVR: Allison 2550 RDS 


Fit and Finish

Isuzu F-Series trucks feature a spacious interior with seating for three on two-tone gray and blue seats, numerous storage pockets, and a built-in workstation on the back of the middle jump seat. Outside, onlookers will quickly notice the bright LED headlamps, and the matte silver grille provides a distinguished touch. F-Series trucks are also available with an optional Alpine audio head unit that incorporates Apple CarPlay, Android Auto, HD Radio, SiriusXM and a backup camera. 


Assembled in the USA

Isuzu trucks are known for their power, versatility, visibility, maneuverability, and durability with a low cost of ownership. Assembled in Charlotte, Michigan and backed by the legendary quality of Isuzu, Cummins, and Allison, the Isuzu F-Series is sure to meet and exceed your class 6 and 7 needs. For more information, click here. Better yet, give me a call or let me know when is best for me to call you. I can fill you in on the F-Series, the entire lineup of Isuzu trucks, and what we have in inventory. Together, we can determine which Isuzu truck will best meet your needs.