Bozemans Local Transmission Specialists
At Gateway Transmission, Inc., we’ve proudly served the Gallatin Valley since 1999, with the goal of keeping your vehicle safe and reliable. Locally owned and operated, we’re committed to honest, dependable service—conveniently located just over a mile south of Four Corners.
Founded by Ed Coey, our shop is built on integrity, experience, and a dedication to helping customers. With a team of three full-time mechanics, we deliver top-quality workmanship, fair pricing, and a 3-year, 36,000-mile warranty on transmissions.
We don’t just fix vehicles—we help our customers make informed decisions. Whether you need a full transmission rebuild or just routine maintenance, we offer a free diagnostic evaluation. You can trust Gateway Transmission to keep you on the road.
About Gateway Transmission
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GIVE US A CALL FOR A FREE DIAGNOSTIC
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Contact Us
Fill out this form or give Gateway Transmission a call to schedule your free diagnosis and get a free estimate now!
Open Monday-Friday 8:00AM-12:00PM, 1:00PM-5:00PM
Address: 80675A Gallatin Rd Bozeman, MT 59718
Phone: (406) 522-9494
Email: gatewaytransmissioninc@gmail.com
OUR SERVICES
Transmissions
Full-service transmission repair, rebuild, and replacement to ensure smooth shifting, efficiency, and long-term reliability.
Clutches
Thorough clutch diagnostics, repairs, and replacements for smooth engagement, improved performance, and longer lifespan.
Transfer Cases
Expert diagnostics, repairs, and rebuilds for 4WD and AWD transfer cases, keeping your vehicle ready for any terrain.
Drive Trains
Complete drivetrain services, including differentials, U-joints, and driveshafts, ensuring power is delivered efficiently to your wheels.
Axles
Professional axle inspections, repairs, and replacements to maintain stability, performance, and safety on the road.
Complete General Maintenance
Complete General Maintenance – Comprehensive maintenance services, from fluid changes to system inspections, keeping your vehicle in peak condition.