Class 2 & 3 | Isuzu & Chevy/GMC
Class 2 & 3 Traffic Control Truck
Purpose-built traffic control trucks on Isuzu NPR/NQR and Chevy/GMC 2500–3500HD chassis — fabricated in-house by Ironclad Fabrication in Greeley, CO.
Ironclad Fabrication · Greeley, CO
Class 2 & 3 Traffic Control Truck
When your crew is managing active work zones on Colorado highways, you need a traffic control truck that's engineered for the job — not adapted from a stock vehicle. The Class 2 & 3 Traffic Control Truck from Yoder & Ironclad Fabrication is purpose-built on a heavy-duty chassis with every feature your DOT or construction crew demands.
| Chassis Options | Isuzu NPR, Isuzu NQR, Chevy Silverado 2500HD/3500HD, GMC Sierra 2500HD/3500HD |
| Vehicle Class | Class 2 (6,001–10,000 lbs GVWR) / Class 3 (10,001–14,000 lbs GVWR) |
| Body Builder | Ironclad Fabrication — In-House, Greeley CO |
| Arrow Board | Truck-mounted LED arrow board, programmable display modes |
| Message Board | Portable or truck-mounted, full-matrix LED |
| Lighting Package | Full MUTCD-compliant warning light array |
| Attenuator Mount | Crash attenuator mounting provisions available |
| Power System | Generator or hydraulic power plant options |
| Cab Config | Regular, Extended, or Crew Cab (chassis-dependent) |
| Warranty | Manufacturer chassis warranty + Ironclad workmanship warranty |
What's Included
Built-In Features & Capabilities
LED Arrow Board
Truck-mounted programmable LED arrow board with multiple display modes for directing traffic flow safely through any work zone.
Message Board Ready
Full-matrix LED message board provisions — portable or permanently mounted — for CDOT and MUTCD-compliant messaging.
Full Warning Light Package
High-visibility LED warning lights front and rear, strobe packages, and scene lighting built to Colorado DOT standards.
Attenuator Mounting
Factory provisions for truck-mounted crash attenuator (ATMA) systems — protecting your crew when rear-end impacts occur.
On-Board Power
Dedicated generator or hydraulic power plant to run boards, lighting, and equipment without taxing the chassis electrical system.
In-House Build Quality
Every truck built start-to-finish by Ironclad Fabrication — no outsourcing, faster turnaround, and accountability from chassis to final delivery.
Who It's For
Common Applications
Highway Construction
Long-term work zones on I-25, I-76, US-34 and other high-speed corridors.
Road Resurfacing Crews
Provide visible traffic management for paving and overlay operations.
Utility Work Zones
Support gas, electric, and water crews working in or near travel lanes.
Municipal DOT Fleets
Reliable traffic control for city and county road maintenance programs.
Rental & Contractor Fleets
Versatile spec for traffic control contractors serving multiple clients.
Get a Quote on a Class 2 & 3 Traffic Control Truck
Our team works with you to spec the right chassis, body, and options for your operation. Contact us to start your build.