Fueling Arizona’s Growth and Success Since 1976

Fuel your business confidently with our extensive range of high-quality petroleum products. From diesel to specialty additives, our fuel solutions are designed to maximize performance, boost efficiency, and lower operational costs.

• Bulk Fuel Delivery Service: We have one of the biggest fleets in the Rocky Mountain area, which allows us to deliver diesel, gasoline, and kerosene across Arizona with a robust fleet. Our fuel lineup includes Gasoline, On-Road & Off-Road Diesel, K-1 Kerosene, Unleaded 87E-10 Gasoline, Unleaded 89E-10 Gasoline, Unleaded REC-91E-10 Gasoline, Racing Gasoline, Aviation Fuels, Jet-A, Methanol, Winterized Fuels, VP Racing Fuels, Ethanol free Unleaded 87 and more.  You get to enjoy flexible delivery capabilities, with transport trucks for high-volume deliveries and tankwagons for smaller or hard-to-reach locations, ensuring seamless, reliable fuel service throughout the state.

• • Wholesale Bulk Fuel Delivery: From small farms to major enterprises, we deliver customized fuel solutions for every need. Serving a wide range of industries, including Agriculture, Aviation, Construction, Industrial Generators, Locomotive, On-Highway Fleets, Mining, Municipalities, and Racing.
  • Retail Bulk Fuel Delivery (C-Store): Get dependable fuel supply for your convenience stores across Arizona, no matter the location.

• National Fuel Network: Fuel up anywhere, anytime with our extensive fuel card program, providing nationwide access to fuel and DEF for seamless, on-the-go convenience across the country. Learn more about National Fuel Network.
• Job Site Fueling: Here, you get direct truck-to-truck fueling on-site for added convenience and efficiency.
• Fuel Additives: We have a comprehensive range of premium fuel additives designed to enhance engine performance, improve fuel efficiency, and ensure optimal operation across various industries. Our product lineup includes: Diesel Fuel Additives (Winter and Summer Diesel), Diesel Fuel Treatments, Gasoline Additives, Gasoline Treatments, Stabilizers, Fuel Injector Cleaners, Octane Boosters, Tank Maintenance Additives for storage and water removal, and fuel testing services to monitor and maintain fuel integrity. 

Rhinehart Oil delivers top-tier lubricants for automotive, commercial (on and off highway), and industrial use. We make sure your equipment stays protected and runs smoothly and efficiently even in Arizona’s demanding environments.

• Mobil™: As one of Mobil™ authorized distributors for over 40 years, we bring you the industry’s best solution for protection and performance across multiple sectors.
• Ridgeline™: Get the best of two—innovation and performance—with Parkland’s proprietary Ridgeline™ lubricants, antifreeze, DEF, and specialty products.

Our products range from Mobil Lubricants, Ridgeline Lubricants, Motor Oil–Passenger Car Motor Oil | Heavy Duty Motor Oil, Industrial Oils, Automatic Transmission Fluid, Hydraulic Oils, Natural Gas Engine Oils, and more.

Sourced from top brands like Mobil and Ridgeline, our synthetic lubricants are engineered for extreme conditions, delivering unmatched durability and protection. Designed to reduce wear, improve efficiency, and extend maintenance intervals, they keep your equipment performing smoothly and reliably in the toughest environments.

We provide API-certified DEF, including Ridgeline DEF, across our network to help lower NOx emissions and support diesel SCR technology. Our DEF is available in multiple sizes, from 2.5-gallon boxes and 55-gallon drums to 275- and 325-gallon totes and bulk transport, ensuring a solution for every scale of operation. Reach out to any of our branch locations for quick and convenient ordering.

Our high-quality antifreeze solutions, including Ridgeline, Mobil, Fleet Charge, and PEAK, protect your equipment from corrosion and freezing, ensuring reliability year-round. We proudly distribute antifreeze across the Rockies, Pacific Northwest, and Northern ROCs.

Rhinehart Oil offers comprehensive fleet fueling services tailored to streamline fuel management, increase control, and keep operations running efficiently. From convenient on-site fueling—including filling bulk tanks—to cardlock access at our company-owned sites (with competitive pricing that helps you avoid unnecessary convenience store expenses), our solutions offer flexibility, accountability, and cost savings. Our NFN Fleet Card program provides access to a national network of fueling sites with OTR discounts, allowing you to manage fuel consumption and control expenses effectively in Arizona and beyond.

Need equipment to handle your fuel and lubricants? We offer rental and purchase options. That means you can efficiently manage your operations without dealing with heavy upfront costs.

With our Otodata feature, we provide digital tank monitoring for full visibility into your fuel levels, ensuring round-the-clock support to keep your business running without interruptions.

Prevent breakdowns with our tailored fluids analysis services. We test and monitor your equipment’s fluid levels to prevent costly failures and maximize uptime.

From washer fluid and propane to winterized fuels and white oil, Rhinehart Oil offers a range of specialty products to ensure your business runs smoothly in all conditions.

Keep your vehicles and equipment in peak condition with our premium TEG and EG chemicals designed for durability and efficiency.

We supply everything your industrial operation needs to stay efficient and productive. From Glycols (propylene, ethylene) and Methanol to RIDGELINE™ Washer Fluids, Drip Oil, Aircraft De-Icer, Antifreeze, DEF, Kerosene, Solvents, TEG, Racing Fuel, and more, we’ve got you covered with top-quality industrial specialty products. For a full list of products, give us a call, and if we don’t have exactly what you’re looking for, we’ll work to source it for you.

Get a full range of industrial lubricants, including fire-resistant fluids (FRH), that deliver reliable protection for your high-risk equipment. Our Mobil industrial lubricants are developed in collaboration with leading equipment manufacturers and are specially formulated to extend lubrication intervals, safeguard equipment, and ensure problem-free operation across various environments. Whether you need mineral or synthetic-based oil, we have the right product to keep your equipment running smoothly.