At Northwest Truck Repair in Kalispell, MT, we offer custom modifications designed to improve capability, efficiency, and comfort—built around how you work. See how our modifications can help boost your business.

Custom Truck Modifications in Kalispell, MT
Northwest Truck Repair performs specific truck modifications for light-duty, medium-duty, and heavy-duty trucks. Whether you're looking to upgrade your suspension, install auxiliary systems, or modify electrical components, we provide solutions that match your exact requirements.
Common modification services include:
- Auxiliary lighting and electrical system upgrades
- Aftermarket Accessories, Headache Racks, Bumpers, Etc.
- Suspension adjustments and air ride system installs
- PTO (Power Take-Off) system installation
- HVAC and comfort enhancements
What Makes Us Different
At Northwest Truck Repair, we offer mobile modification services across Northwest Montana and beyond. We bring our tools and expertise to your location—customizing trucks where you need them.
Here’s what you can expect:
- Experienced, certified diesel technicians
- Custom solutions tailored to your specs
- Clear communication and accurate installation
- Mobile service during business hours
- Service for trucks, trailers, buses, RVs, and fleets
Schedule Your Truck Modification Now: Call 406-755-9762!
If you need a specific modification or upgrade for your truck, call 406-755-9762 today. We'll work with you to design and install the right solution, on your schedule.
FAQs
What Areas Do You Serve?
We are based at 1200 E Oregon Ln, Kalispell, MT, 59901, near US-2. We also proudly serve the following areas: Polson, MT; Thompson Falls, MT; Missoula, MT; Whitefish, MT; Bigfork, MT; Somers, MT; Libby, MT; Rollins, MT; and more.
What Types Of Modifications Can You Do?
We handle auxiliary systems, custom lighting, fuel tank swaps, battery upgrades, suspension mods, HVAC tweaks, PTO setups, and more. Let us know your goal and we’ll make it happen.
Can Modifications Be Done At My Location?
Yes, our technicians can complete most modification services at your yard, job site, or other convenient location. We come equipped to handle the job on-site.
How Can I Schedule Truck Modifications?
If you're ready to schedule specific truck modifications, call Northwest Truck Repair today at 406-755-9762. Our team will help tailor your truck to fit your needs.
Our Truck Services
We offer flexible services to meet your needs, including mobile repairs, fleet maintenance, and roadside assistance. If your truck breaks down on the road, we can dispatch a technician to your location. For busy fleet managers, we provide on-site maintenance to keep your vehicles in service. Our goal is to keep you moving with minimal disruption.
Testimonials
Here's what our customers are saying, feel free to leave us a review!
Kathleen Hamernick


