Glossary

Last Updated: March 2026

Commercial Vehicle & Financing Terminology

Definitions for common terms used in commercial truck financing, licensing, and equipment. Use this glossary to understand GVWR, CDL classes, DOT registration, hydro excavation, hot shot trucking, and related concepts.

Key Takeaways

  • GVWR determines CDL requirements for commercial vehicles
  • CDL Class A covers tractor-trailers; Class B covers single heavy vehicles
  • DOT registration is required for interstate commercial motor carriers
  • Commercial equipment financing includes loans and leases for trucks and machinery

Glossary Terms

Click any term for a full definition and how it applies to commercial vehicle financing.

TermDefinitionLearn More
GVWR Gross Vehicle Weight Rating—the maximum weight a vehicle can safely carry including its own weight, cargo, and passengers. Determines CDL requirements. What is GVWR
CDL Class A Commercial Driver's License for combination vehicles (tractor + trailer) over 26,000 lbs GCWR. Required for semi trucks, flatbeds, tankers. What is CDL Class A
CDL Class B Commercial Driver's License for single vehicles over 26,000 lbs GVWR. Required for dump trucks, bucket trucks, vac trucks, garbage trucks. What is CDL Class B
Commercial Equipment Financing Loans or leases used to purchase commercial equipment—trucks, vocational vehicles, machinery. The equipment typically secures the financing. What is Commercial Equipment Financing
DOT Registration USDOT number and FMCSA registration required for commercial motor carriers operating in interstate commerce or meeting state thresholds. What is DOT Registration
Hot Shot Trucking Expedited freight hauling using a pickup truck and gooseneck or bumper-pull trailer. Often time-sensitive loads, smaller than full truckload. What is Hot Shot Trucking
Hydro Excavation Non-destructive digging using pressurized water and vacuum to expose underground utilities. Safer than mechanical excavation near buried lines. What is Hydro Excavation
GCWR Gross Combination Weight Rating—maximum combined weight of tractor, trailer, and cargo. Used for CDL Class A. What is GCWR
MC Number Motor Carrier operating authority from FMCSA for for-hire carriers. Required to haul freight for others. What is an MC Number
Hazmat Endorsement CDL add-on (H) for hauling hazardous materials. Requires TSA check and knowledge test. What is a Hazmat Endorsement
IFTA International Fuel Tax Agreement—simplifies fuel tax reporting for interstate trucking. What is IFTA
Vac Truck Vacuum truck for septic pumping, industrial cleanup, and excavation support. What is a Vac Truck
Reefer Industry term for refrigerated truck or trailer. Temperature-controlled freight. What is a Reefer
Vocational Truck Work-specific truck for a particular job—dump, bucket, vac, tow, garbage, etc. What is a Vocational Truck
Chattel Mortgage Loan secured by movable equipment. The equipment is collateral until payoff. What is a Chattel Mortgage
Lease-Purchase Lease with option to buy at end. Common for municipal and fleet vehicles. What is Lease-Purchase
Advance Rate Percentage of equipment value a lender will finance. Determines down payment. What is Advance Rate
Owner-Operator Driver who owns their truck and operates as an independent business. What is an Owner-Operator
Pre-Approval Conditional financing approval before selecting specific equipment. What is Pre-Approval

Related Resources

Sources and Industry References

For authoritative information on commercial vehicle regulations and licensing:

  • FMCSA – Federal Motor Carrier Safety Administration
  • U.S. DOT – Department of Transportation
  • OSHA – Occupational Safety and Health Administration