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307-333-5176
Frontier Truck, Trailer, & Equipment Works LLC
Certified DOT Inspections in Casper, WY
Ensure Compliance & Safety with Professional Annual Inspections
Staying DOT-compliant isn’t optional—it’s essential for keeping your trucks and trailers on the road. Frontier Truck, Trailer & Equipment Works, LLC performs certified annual DOT inspections for commercial vehicles and trailers, including federal Hazmat DOT inspections, ensuring your equipment meets all federal safety regulations.
Complete DOT Inspections – In-Shop or On-Site
Our technicians are certified to conduct and document official DOT inspections for trucks, trailers, and fleet vehicles. Whether you bring your unit to our Casper shop or need an on-site inspection, we provide reliable service that helps you avoid fines, violations, or downtime.
DOT inspection services include:
• Brake systems and air lines
• Lighting, reflectors, and electrical components
• Tires, wheels, and suspension
• Frame, chassis, and structural integrity
• Coupling devices and safety chains
• Windshield, wipers, and mirror & Exhaust and fuel systems
Machine shop services are available for parts or repairs found during inspection. In-field fabrication is offered for any repair that doesn’t require the use of our shop’s break, rolls, or plasma table.
Serving Fleet Operators, Trucking Companies & Owner-Operators
We support commercial fleets, oilfield service companies, construction crews, and independent owner-operators who can’t afford long wait times or transport delays. Our mobile units reduce the need to haul disabled trucks or equipment back to the shop—saving you time and cost.
Our mobile mechanic service is ideal for:
• Roadside breakdowns and equipment failures
• Yard-based fleet inspections and tune-ups
• Scheduled preventative maintenance in the field
• Emergency repairs in remote job sites or facilities
We understand the demands of field operations and come prepared to handle them quickly and professionally.
Schedule Your DOT Inspection Today
Avoid delays and DOT fines with certified inspections done right. Call Frontier Truck, Trailer & Equipment Works, LLC at (307) 333‑5176 to schedule your DOT inspection in-shop or on-site. We’ll keep your trucks and trailers road-legal, safe, and compliant.
Our Services
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Contact Information
5734 W Old Yellowstone Hwy,
Casper, WY 82604
Business Hours:
Monday - Sunday: 8:00 am - 5:00 pm
with 24/7 call out as needed
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