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Making Cleaner
Fleets Possible

A-1 engineers, builds, installs, and supports vehicle technologies that help commercial fleets reduce emissions.

Solutions Built For Your Fleet

From selecting the right fuel to engineering and building the vehicle technology, A-1 supports your fleet every step of the way.

Explore Our Vehicle Solutions

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Heavy Duty

Complete CNG/RNG fuel storage and delivery systems engineered for Class 6–8 commercial fleets, including tractors, refuse vehicles, and other heavy-duty applications.

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Medium Duty

Natural Gas, propane, and hydrogen conversion solutions designed for work trucks, buses, delivery vehicles, and other commercial applications across a wide range of duty cycles.

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Light Duty

Flexible fuel and vehicle conversions for pickups, vans, commercial chassis, and other light-duty fleet applications.

About Us

Three generations and more than three decades of experience have shaped A-1 Alternative Fuel Systems. Discover the people, values, and expertise behind our company.

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Customer Support

From your first conversation about alternative fuels to installation, replacement parts, and long-term service, A-1 is your partner through every stage of your fleet’s journey.

Contact Us

Have questions or ready to get started? Reach out to connect with our experts and take the next step toward a cleaner, more efficient fleet.

Clean Transportation
A-1 Alternative Fuel Systems
"Clean air is our business"
LOCATIONS
A-1 Alternative Fuel Systems Headquarters 

2320 Stanislaus Street 
Fresno, CA 93721

1 (559) 485-4427 PST

A-1 Alternative Fuel Systems Manufacturing 

3608 Cooper Drive 
Elkhart, IN 46514

QUICK LINKS

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A-1 Alternative Fuel Systems designs products for use with various vehicle manufacturers. All trademarks, logos, and brand names are the property of their respective owners and are used solely to identify vehicle compatibility. A-1 Alternative Fuel Systems is an independent manufacturer unless otherwise expressly stated. Vehicle specifications, fuel capacities, product availability, certifications, and configurations are subject to change without notice. Product images shown may include optional equipment and may not represent final production configurations.

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