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Fleets & Transport

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Speak to a RelaDyne expert in your area to learn more about our products & services:

We value your business as much as you do. That’s why RelaDyne offers the best selection of commercial fuels, oils, and other products you need to run successfully. Whether your fleet includes 2 tractor-trailers, or 150 school buses, our products will keep your drivers on time and on the road safely.

We offer hydraulic oils needed for your fleet components, gear lubricants, heavy duty antifreeze, general high-performance engine oils, and multi-purpose greases.

RelaDyne is one of the largest distributors of Diesel Exhaust Fluid (DEF), a product necessary to run your fleets containing Selective Catalyitc Reduction (SCR). Our DEF experts are in tune with every need and regulation you must abide by, a welcome value-added perk so that you can do less research on your needs and focus more on your business.

We offer a range of products, including ALLFLEET, delivering ultimate performance through our expertly formulated products and expanded delivery network.

RelaDyne Fluid Analysis Program

Our fuels and motor oils not only enable your trucks to run productively, but our service offers enhanced efficiency and profitability. Keeping up with large fleets can be time consuming and downright confusing. With our Fluid Analysis Program, you can eliminate the confusion and headache of routine and equipment maintenance. The Fluid Analysis Program helps you optimize drain intervals, reduce maintenance and repair costs, and ensure the maximum life ofyour major fleet vehicle components.

Heavy Duty Engine Warranty

As an ALLFLEET HD engine oil user, you can sign up to receive up to 10 years or 600,000 miles of engine protection for your on-road equipment. The ALLFLEET Liquid Armor HD Engine Oil Warranty covers 16 vehicle engine parts and is completely transferrable.

See Our Brands for a list of top brands we offer. 

Featured Products:

Commercial Products:

On-Road Diesel


Heavy Duty Engine Oils

Synthetic Engine Oils


High-Temp Greases

Low-Temp Greases

EP, Moly, & Multipurpose Greases

Gear Oils

Transmission Oils

Synthetic Transmission Oils

Diesel Exhaust Fluid

HD Coolants

Diesel Fuel Supplement

Diesel Fuel Antigrel

Windshield Washer Fluid

Brake Cleaner

Mineral Spirits


Floor cleaners

Used Oil Furnaces



Notable Commercial Services:

Lubrication equipment and repair
Optimized maintenance schedule
Oil sample analysis
DEF equipment installation
Extended drain consultation
Maintenance budget analysis
Synthetic analysis
Video check / engine diagnostics
Microbial fuel analysis
Fuel efficiencies

RelaDyne in the Press

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