Vehicle class
WMI codes for incomplete vehicles (chassis)
NHTSA's catalog lists 186 three-character WMIs for incomplete vehicles (chassis), the sixth-largest count among its nine vehicle types. Small manufacturers add 39 six-character codes, 17 percent of all incomplete vehicle codes. Of the three-character codes, 86 are registered in the United States, and 1HT has the longest model list (400). The newest addition is 3V6, listed in vPIC on April 24, 2026.
Where the codes are registered
Holders with the most codes
Profiled codes, longest model lists first
| Code | Holder | Makes | Model years | Models |
|---|---|---|---|---|
| 1HT | International Motors | Caterpillar, Chevrolet, GM | 1981–open | 400 |
| 1HA | International Motors | Chevrolet, Navistar | 2017–open | 109 |
| 1FD | Ford Motor | Ford | 1981–open | 105 |
| SBV | PACCAR | Kenworth, Peterbilt | 1981–open | 88 |
| 4UZ | Freightliner Custom Chassis | Freightliner, Mitsubishi Fuso | 1995–open | 80 |
| 1GB | General Motors | Chevrolet | 1981–open | 46 |
| 4V2 | Volvo Group North America | Volvo Truck, Whitegmc | 1985–2003 | 43 |
| 1NK | Kenworth Truck | Kenworth | 1981–open | 42 |
| JAL | Isuzu Motors Limited, Japan | Chevrolet, Hino, Isuzu | 1981–open | 38 |
| 1CY | Battle Motors | BTL, Crane Carrier, Crane Carrier Company (CCC) | 1980–open | 32 |
| 54D | The Shyft Group | Chevrolet, GMC, Isuzu | 2009–open | 26 |
| 1GE | General Motors | Cadillac | 1981–open | 17 |
| 2GD | General Motors | GMC | 1981–2019 | 16 |
| 59P | Workhorse Group | Workhorse | 2015–open | 11 |
| 2FC | Ford Motor Company of Canada | Ford | 1981–2002 | 8 |
| 5BT | Bering Truck | Bering Truck | 1998–open | 8 |
| J8B | Isuzu Motors Limited, Japan | Chevrolet | 1981–2009 | 6 |
| JHH | Hino Motors | Hino | 2012–2020 | 6 |
| YV2 | Volvo Car | Volvo | 1986–open | 5 |
All 186 three-character codes
1 37
- 11HHendrickson Mobile Equipment
- 13WWolverine Western
- 14XGeneral Automotive
- 17NJohn Deere Waterloo Works
- 1B6FCA US
- 1BDBlue Bird Body
- 1C7FCA US
- 1CYBattle Motors
- 1D2FCA US
- 1D6FCA US
- 1F6Detroit Chassis
- 1FCFord Motor
- 1FDFord Motor
- 1FVDaimler Truck North America
- 1GBGeneral Motors
- 1GDGeneral Motors
- 1GEGeneral Motors
- 1HAInternational Motors
- 1HTInternational Motors
- 1HVInternational Motors
- 1J2FCA US
- 1J6FCA US
- 1JDFCA US
- 1LJFord Motor
- 1M2Mack Trucks
- 1M3Mack Trucks
- 1MHFord Motor
- 1NKKenworth Truck
- 1NPPeterbilt Motors
- 1P6FCA US
- 1RFRoadmaster, Monaco Coach
- 1U6Precision Chassis & Engineering
- 1WBVolvo White Truck
- 1WDVolvo White Truck
- 1WXVolvo White Truck
- 1WYVolvo White Truck
- 1Z2FCA US
2 30
- 2A2FCA Canada
- 2A6FCA Canada
- 2AYHino Motors Canada
- 2B2FCA Canada
- 2B6FCA Canada
- 2BDAmerican Motor of Canada
- 2C7FCA Canada
- 2D2FCA Canada
- 2D6FCA Canada
- 2FCFord Motor Company of Canada
- 2FDFord Motor Company of Canada
- 2FVFreightliner
- 2FZSterling Trucks (Daimler Division)
- 2GBGeneral Motors
- 2GDGeneral Motors
- 2GEGeneral Motors
- 2HTNavistar Canada
- 2HVNavistar Canada
- 2J6FCA Canada
- 2L1Ford Motor Company of Canada
- 2LAThe Lion Electric
- 2LJFord Motor Company of Canada
- 2M2Mack Canada
- 2M3Mack Canada
- 2MHFord Motor Company of Canada
- 2NKKenworth Truck
- 2NPPeterbilt Motors
- 2P6FCA Canada
- 2WLWestern Star Trucks
- 2WMWestern Star Trucks
3 27
- 3A2Chrysler de Mexico Toluca
- 3A6Chrysler de Mexico Toluca
- 3ALname not shown
- 3B2Chrysler de Mexico Toluca
- 3B6Chrysler de Mexico Toluca
- 3BJname not shown
- 3BKKenworth Truck
- 3BPPeterbilt Motors
- 3C7Chrysler de Mexico Toluca
- 3D2Chrysler de Mexico Toluca
- 3D6Chrysler de Mexico Toluca
- 3FCFord Motor Company, Mexico
- 3FDFord Motor Company, Mexico
- 3FEFord Motor Company, Mexico
- 3FFFreightliner
- 3FRBlue Diamond Truck, S. de R. L. de C. V.
- 3GBGeneral Motors
- 3GDGeneral Motors
- 3HABlue Diamond Truck, S. de R. L. de C. V.
- 3HBBlue Diamond Truck, S. de R. L. de C. V.
- 3HTInternational Motors
- 3HVInternational Motors
- 3J6Chrysler de Mexico Toluca
- 3NKKenworth Mexicana
- 3P6Chrysler de Mexico Toluca
- 3V6Volvo Group Operations Mexico
- 3X2Volvo Group Operations Mexico
4 28
- 43NLGS Chassis
- 44KHME
- 45WUtilimaster
- 46FVironex of Illinois
- 46GGillig
- 48LComputer Designed Chassis
- 48STransi-Corp
- 4CDOshkosh
- 4GLGeneral Motors
- 4KBGeneral Motors
- 4KDGeneral Motors
- 4KLGeneral Motors
- 4M3Ford Motor
- 4N3Ford Motor
- 4NSGeneral Motors
- 4S5Isuzu Manufacturing Services of America
- 4S7The Shyft Group
- 4SCAutomotive Safety Testing (AST) [agent for] Asia Smith Motor Co., Inc. dba ASC
- 4UZFreightliner Custom Chassis
- 4V2Volvo Group North America
- 4V5Volvo Group North America
- 4VBVolvo Group North America
- 4VCVolvo Group North America
- 4VEVolvo Group North America
- 4VHVolvo Group North America
- 4VKVolvo Group North America
- 4VMVolvo Group North America
- 4VZThe Shyft Group
5 17
- 51ZMonaco RV
- 54DThe Shyft Group
- 54FRosenbauer Motors
- 59PWorkhorse Group
- 5B4Workhorse Custom Chassis
- 5BTBering Truck
- 5CJWestern Star Trucks
- 5KKDaimler Truck North America
- 5LDFord Motor
- 5NCNewmar
- 5P0Thomas Built Buses
- 5PVHino Motors Manufacturing U.S.A.
- 5SXAmerican Lafrance
- 5UFAndroid Industries - Springfield
- 5VBTiffin Motor Homes
- 5VCAutocar
- 5WEIC Bus
7 12
- 718Zo Motors North America
- 722Isuzu North America
- 7GZInternational Motors
- 7SESea Electric
- 7THLion Electric Manufacturing USA
- 7VBVia Motors
- 7VUBollinger Innovations
- 7VVRee Automotive USA
- 7WEBollinger Motors
- 7ZDCenntro Automotive
- 7ZNHarbinger Motors
- 7ZRStandard Iron & Wire Works
8 1
- 8BNMercedes-Benz USA, LLC (Sprinter)
J 16
- J8BIsuzu Motors Limited, Japan
- J8DIsuzu Motors Limited, Japan
- JALIsuzu Motors Limited, Japan
- JAMIsuzu Motors Limited, Japan
- JH6Hino Motors
- JH8Hino Motors
- JHBHino Motors
- JHHHino Motors
- JL6Mitsubishi Fuso Truck and Bus
- JL7Mitsubishi Fuso Truck and Bus
- JLSMitsubishi Fuso Truck and Bus
- JN3Nissan Motor
- JNAUD Trucks
- JNXNissan Motor
- JPAUD Trucks
- JW6Mitsubishi Motors Corporation
R 1
- RSAFreightliner
S 2
- SBVPACCAR
- SJ1Ree Automotive
V 2
- V6EArcas Trailer Oü
- VG6Renault Group
W 8
- W1XMercedes-Benz
- W2XMercedes-Benz
- WD1DaimlerChrysler
- WD7DaimlerChrysler
- WDAMercedes-Benz
- WDPDaimlerChrysler
- WDXMercedes-Benz
- WV3Volkswagen Group of America
Y 4
- YB1Volvo Europa Truck NV
- YB3Volvo Europa Truck NV
- YV2Volvo Car
- YV5Volvo Car
Z 1
- ZCFIveco Trucks of North American
Source: NHTSA vPIC, October 2026 release (database updated October 17, 2026). How the figures are counted: How the catalog is read.