Red's Auto & Truck

Used cars and trucks for sale in Longmont, CO

Low upfront prices, no dealer fees, and a no-pressure buying experience since 1974.

Browse by Style

Quality used cars and trucks for sale in Longmont, CO

Used vehicles under $10,000 at Xtreme Truck & Auto Center

Used cars under $10,000

Used vehicles under $15,000 at Xtreme Truck & Auto Center

Used cars under $15,000

Used cars with Apple CarPlay at Xtreme Truck & Auto Center

Cars with Apple CarPlay

Used cars with backup camera at Xtreme Truck & Auto Center

Cars with backup camera

Apply for financing at Xtreme Truck & Auto Center in Coopersville, MI

Get a head start on your next vehicle

Begin the financing process online before visiting Red’s Auto & Truck. Our team can help you take the next step toward a used car or truck with less back-and-forth at the dealership.

Used cars displayed outside the Red’s Auto & Truck dealership building in Longmont, Colorado.

Available vehicles


Gray 2026 Mazda MX-5 Miata Club for sale in Longmont, COPhotos of 2026 Mazda MX-5 Miata Club for sale in Longmont, CO at Red's Auto & TruckAnother view of 2026 Mazda MX-5 Miata Club for sale in Longmont, CO at Red's Auto & TruckMore photos of 2026 Mazda MX-5 Miata Club at Red's Auto & Truck, COMore photos of 2026 Mazda MX-5 Miata Club at Red's Auto & Truck, CO
Stock # 2026-460
$32,763
Est. Payment
$484/mo
White 2024 Ford Transit-350 Cargo Va 350 for sale in Longmont, COPhotos of 2024 Ford Transit-350 Cargo Va 350 for sale in Longmont, CO at Red's Auto & TruckAnother view of 2024 Ford Transit-350 Cargo Va 350 for sale in Longmont, CO at Red's Auto & TruckMore photos of 2024 Ford Transit-350 Cargo Va 350 at Red's Auto & Truck, COMore photos of 2024 Ford Transit-350 Cargo Va 350 at Red's Auto & Truck, CO
Stock # 2026-443
$54,999
Est. Payment
$812/mo
Blue 2025 Nissan LEAF S for sale in Longmont, COPhotos of 2025 Nissan LEAF S for sale in Longmont, CO at Red's Auto & TruckAnother view of 2025 Nissan LEAF S for sale in Longmont, CO at Red's Auto & TruckMore photos of 2025 Nissan LEAF S at Red's Auto & Truck, COMore photos of 2025 Nissan LEAF S at Red's Auto & Truck, CO
Stock # 2026-440
S
19,668 miles
$17,499
Est. Payment
$258/mo
Blue 2023 Volkswagen ID.4 AWD Pro for sale in Longmont, COPhotos of 2023 Volkswagen ID.4 AWD Pro for sale in Longmont, CO at Red's Auto & TruckAnother view of 2023 Volkswagen ID.4 AWD Pro for sale in Longmont, CO at Red's Auto & TruckMore photos of 2023 Volkswagen ID.4 AWD Pro at Red's Auto & Truck, COMore photos of 2023 Volkswagen ID.4 AWD Pro at Red's Auto & Truck, CO
Stock # 2026-446
AWD Pro
17,650 miles
$25,863
Est. Payment
$382/mo

Real experiences from Red’s Auto & Truck customers

Review from Kevin Weigum
Kevin Weigum
8/14/2026
Nathan is absolutely amazing! If you’re looking for great quality in a vehicle and a good honest dealership this is the place to go!
Review from Scott Ostrom
Scott Ostrom
8/13/2026
Mike Willis and all the guys at Red's are Amazing folks, eager to help but not pushy. I honestly think my Vette was slightly over-priced but it didn't matter, I wanted it and the guys made it a smooth transaction. Highly recommended!!!
Review from Josh Wallace
Josh Wallace
8/13/2026
Mike W. was great. Because I’m not local, we messaged back and forth, talked on the phone, and FaceTimed. He answered all my questions and there wasn’t ever any pressure.
Review from Cheryl Swanson
Cheryl Swanson
8/13/2026
Mike Willis was excellent to work with and we love the new to us Corvette. Mike and company make the purchase very east. Thank you.
Review from Tommy Lee Quintana
Tommy Lee Quintana
8/13/2026
Very professional! Excellent Communication! Courteous in all aspects of a complicated “Out Of State sale of what Eye would a mint condition 2004 Jeep as a Professional Formula Car R&D builder that is my Sage and Wisened Opinion!
Review from MarkCharlie Blackburn
MarkCharlie Blackburn
8/12/2026
I didn't buy a truck today because my eyes were bigger than my wallet! Mike Willis really went out of his way to show me a truck in my situation. I'm not going to forget the great service he gave me. Mike has soon i save up enough frogskins I'll definitely get back to you. Thank you!!!!!!
Aerial view of the Red’s Auto & Truck dealership building and vehicle lot in Longmont, Colorado.

Serving Colorado drivers with honesty since 1974

Red’s Auto & Truck has been part of the Colorado automotive community for decades, offering used cars and trucks with a straightforward, no-pressure approach. Founded by David “Red” Widhalm and now operated by his son Mike, the dealership continues to focus on fair pricing, personal attention, and vehicles customers can feel confident about.

Simple financing support

Explore credit union financing options and get help from a team that keeps the process clear and practical.

Used cars and trucks

Browse locally sourced vehicles that are inspected, reconditioned, and selected with quality in mind.

Customer-first experience

Work with knowledgeable staff who focus on honest guidance instead of high-pressure sales tactics.

Used cars and trucks for sale in Longmont, CO at Red’s Auto & Truck

Red’s Auto & Truck offers a carefully selected inventory of used cars and trucks for drivers in Longmont and across Colorado. Since 1974, our dealership has focused on making the buying process straightforward, with low upfront prices, no dealer fees, and a no-pressure approach that helps customers shop with confidence.

Every vehicle is handpicked with quality in mind, including locally sourced options that are inspected, safety checked, reconditioned, and sold with clean titles. Whether you are looking for a dependable car, a capable truck, or the right vehicle for your daily routine, our team is here to help you find a smart fit without the typical big-dealer games.

Used car financing in Longmont, CO with credit union financing support

Financing your next used car or truck should feel clear, practical, and easy to understand. At Red’s Auto & Truck, customers can explore credit union financing options with help from a knowledgeable team that is ready to guide them through the next steps.

From browsing inventory to discussing your purchase, our goal is to keep the process honest and simple from start to finish. If you are ready to move forward, you can start online or contact our Longmont dealership to talk through your options and get closer to your next vehicle.