

The Easiest Way to Buy
Your Next Car
Shop new and used vehicles online. Get instant trade-in offers, apply for financing, and buy from home.
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2024 Tesla Model Y Standard Range

2026 Ford F-350SD King Ranch

2026 Ford F-350SD

2021 Ram 1500 Laramie Longhorn


2017 Toyota RAV4 LE

Welcome to EZ Car Network of Dealerships
EZ Car Network of Dealerships is your certified dealer serving drivers throughout Lewistown and the surrounding areas. We offer a solid selection of new vehicles for sale and a carefully inspected lineup of pre-owned vehicles. Our network includes the Rimrock Snowy Mountains Chevrolet, CDJR, and Ford rooftops in Lewistown, long known locally as Snowy Mountain Motors, along with Rimrock Subaru in Billings and Nissan of Stockton in California.
Our finance center is run by qualified experts who help customers get the right loan or lease quickly, easily, and transparently. Buy your next car entirely online with WebBuy, from your couch to your driveway.
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From the Blog
Latest news, tips, and inventory updates

2026 Jeep Cherokee Now Available | EZ Car Network
The 2026 Jeep Cherokee has arrived at EZ Car. 2 in stock from $37,475.

New Arrivals This Week at EZ Car | May 29, 2026
20 vehicles just landed at EZ Car this week including 2026 Nissan Rogue, 2026 Nissan Rogue, 2026 Nissan Rogue, and more.

New Arrivals This Week at EZ Car | May 28, 2026
20 vehicles just landed at EZ Car this week including 2024 Tesla Model Y, 2019 Subaru Ascent, 2021 Ram 1500, and more.
Helpful Resources
Buying guides for Montana and California, financing and credit programs, and resources to make car buying easier and more informed.
Buying a Car in Montana: Tax, Registration, and Total Cost Explained
Real Montana car-buying costs from MCA primary sources. No state sales tax, but registration fees, county option tax, and EV surcharges still apply. Full breakdown with examples.
Read GuideBuying a Car in California: Tax, Registration, and Total Cost Explained
Real California car-buying costs: Stockton sales tax 9%, DMV registration fees, VLF, RIF for EVs, dealer doc fee cap, and the new SB 766 3-day return rule. Full breakdown with examples.
Read GuideUsed Car Financing: What to Watch For (And How to Compare Loan Offers)
2026 guide to used car financing. Current APR data by credit tier, dealer DAF vs. credit union vs. bank comparison, what reduces your rate, contract red flags, and how to shop multiple offers without hurting your credit.
Read GuideBad Credit Car Loans: How to Get Approved Without Getting Trapped
Honest 2026 guide to bad credit car loans. Real APR data by credit score, predatory lender red flags, how to qualify, and what to demand. Written by a franchise dealer network, not a lead-gen site.
Read GuideTrading In Your Car: How to Get the Best Value (And When to Sell Privately Instead)
Honest 2026 guide to trading in vs. selling privately. Real numbers on the private party premium, trade-in tax credit math, when each option wins, and how to maximize your appraisal.
Read GuideEZ Credit: Auto Financing for All Credit Situations
EZ Credit at Rimrock Subaru helps first-time buyers, credit-challenged buyers, and people rebuilding credit get approved for auto loans. Honest process, real reporting, network-wide inventory.
Read Guide