(406) 388-6116
On-Site & Off-Site
Premium Cenex
Rocky Mountain Supply proudly serves southwestern Montana with premium bulk Cenex petroleum products. Backed by an experienced team and one of the most reliable fleets in the state, we deliver dependable service, on time and every time.
Refined Fuels
We provide reliable on-site and off-site bulk fuel solutions powered by Cenex® premium fuels. Serving Southwest Montana – including Belgrade, Bozeman, Butte, Dillon, Helena, Livingston, and Townsend – we deliver when and where you need it.
With one of the newest fuel truck fleets in Montana, we handle jobs of any size – from 200-gallon tank wagon deliveries to 12,000-gallon transport loads. Our local team is committed to keeping farms, ranches, fleets, mining, and construction operations running efficiently with dependable service on every delivery.
We also offer jobsite fuel tank rentals equipped with cellular monitors, so you stay fueled, informed, and productive – without downtime.
Call us today at (406)388-6116 and keep your operation moving.
Talk To A Fuel Expert
Premium Diesel can increase mileage and reduce repair costs
Lubricants
Rocky Mountain Supply stocks, sells, and services a complete range of automotive products for agricultural, heavy-duty, industrial, and specialty applications. We offer a full lineup of lubricants, greases, Diesel Exhaust Fluid (DEF), antifreeze, and other essential fluids—competitively priced and backed by decades of industry experience.
We carry many of the leading lubricant brands and can source nearly anything you need. Best of all, we deliver. And every purchase at Rocky Mountain Supply earns you patronage dividends—adding even more value to your bottom line.
Helpful Hints
Can you help me find lubricant dispensing equipment?
Yes, we work with several nationally known companies through the CHS store.
Do you have oil sample kits available?
Yes, we sell the CHS Lubescan complete kits.
Do you monitor my bulk tanks for product levels, or do I call in my orders?
We have customers with whom we work to make sure the tanks are constantly full, and we have some who prefer to monitor their own levels. We can find something that works for everyone.
Do you deliver fuel? If so, how can I schedule a delivery?
Yes, we deliver fuel for customers. To schedule a delivery, you can call our office (406-388-6116) or Order Online.
Services
We offer a full range of products and services to help you get the fuel solutions at the right time.
Fuel Contracting
Looking to reduce price and risk and improve budgeting? Rocky Mountain Supply offers fixed forward fuel contracts to help manage volatility and provide cost certainty. Contact us to see if fuel contracting is right for you.
Keep-Fill Program
Never run out of fuel again. Our keep-fill program uses scheduled monthly routes to monitor and replenish your fuel supply automatically. It’s worry-free, efficient, and helps keep delivery costs low.
Fuel Storage & Equipment
We supply single-wall and double-wall tanks from 500 to 12,000 gallons. Whether upgrading existing storage or adding capacity, we can help. We also offer pumps, meters, accessories, bulk lubricants, and solutions for vehicle tracking and cardlock systems through trusted partners.
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