Medium- and Heavy-Duty Vehicle Search
Find and compare alternative fuel vehicles, engines, and power sources for medium- and heavy-duty vehicles. Learn more about the data collection methods.
Light-Duty Vehicles
For light-duty vehicles, use the Find a Car tool on FuelEconomy.gov.
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Class/Type: All | Fuel/Technology: All | Manufacturer: All
Ford F650 SD, F750 SD Gas Straight Frame
Propane | Propane - Bi-fuel | CNG - Bi-fuel | CNG - Compressed Natural Gas | Ethanol (E85)
Transmission: Ford TorqShift 10-Speed Automatic
Power Source(s):
- Ford 7.3L V8
Note: Ford offers a “prep package” for this vehicle. An approved qualified vehicle modifier (QVM) can convert the vehicle to run on CNG or propane for delivery through select Ford dealerships, without impacting OEM warranties or service agreements.
Ford Super Duty Chassis Cab F350, F450, F550, F600
Propane - Bi-fuel | CNG - Bi-fuel | Propane | Ethanol (E85) | CNG - Compressed Natural Gas
Transmission: Ford TorqShift 10-Speed Automatic
Power Source(s):
- Ford 7.3L V8
Note: Ford offers a “prep package” for this vehicle. An approved qualified vehicle modifier (QVM) can convert the vehicle to run on CNG or propane for delivery through select Ford dealerships, without impacting OEM warranties or service agreements.
Ford Super Duty F250, F350, F450
CNG - Bi-fuel | Ethanol (E85) | CNG - Compressed Natural Gas | Propane | Propane - Bi-fuel
Transmission: Ford TorqShift 10-Speed Automatic
Power Source(s):
- Ford 7.3L V8
Note: Ford offers a “prep package” for this vehicle. An approved qualified vehicle modifier (QVM) can convert the vehicle to run on CNG or propane for delivery through select Ford dealerships, without impacting OEM warranties or service agreements.
Ford Transit Cargo Van
Ethanol (E85) | Propane | CNG - Compressed Natural Gas
Transmission: Ford 10-Speed Automatic Overdrive with SelectShift®
Power Source(s):
- Ford 3.5L V6
Freightliner 114SD Natural Gas
CNG - Compressed Natural Gas | LNG - Liquified Natural Gas
Transmission: Allison, Eaton
Power Source(s):
- Cummins L9N 8.9L Near Zero
- Cummins ISX12N 11.9L Near Zero
Note: According to manufacturer: 62,000 lbs. GVW
Freightliner Cascadia Natural Gas
LNG - Liquified Natural Gas | CNG - Compressed Natural Gas
Transmission: Eaton Cummins Endurant™ 12 speed
Power Source(s):
- Cummins X15N 15L
Freightliner M2 112 Natural Gas
LNG - Liquified Natural Gas | CNG - Compressed Natural Gas
Transmission: Allison 3000/4000
Power Source(s):
- Cummins L9N 8.9L Near Zero
Freightliner M2 112 Natural Gas
CNG - Compressed Natural Gas | LNG - Liquified Natural Gas
Transmission: Allison 3000/4000
Power Source(s):
- Cummins L9N 8.9L Near Zero