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Vehicle class

WMI codes for off-road vehicles

NHTSA's catalog lists 18 three-character WMIs for off-road vehicles, the ninth-largest count among its nine vehicle types. Small manufacturers add 1 six-character code, 5 percent of all off-road vehicle codes. Of the three-character codes, 8 are registered in the United States, and SN1 has the longest model list (47). The newest addition is A6A, listed in vPIC on March 3, 2026.

Where the codes are registered

  1. United States8
  2. China5
  3. Japan1
  4. Romania1

Holders with the most codes

  1. Hisun Motors Corp., USA2
  2. Tut2
  3. Polaris Industries2
  4. Bombardier Recreational Products1
  5. Arctic Cat1
  6. USA Motortoys1
  7. Altis Powersports1
  8. Massimo Motor Sports1
  9. Shandong Odes Industry1
  10. Yamaha Motor1

Profiled codes, longest model lists first

CodeHolderMakesModel yearsModels
4UFArctic CatArctic Cat, BRP, Caterpillar1995–open27
A6HHisun Motors Corp., USAAxis, Bad Boy, Hisun2019–open13

All 18 three-character codes

2 3

  • 20DHisun Motors Corp., USA
  • 20ETut
  • 2BWBombardier Recreational Products

4 1

A 5

  • A2BUSA Motortoys
  • A6AAltis Powersports
  • A6HHisun Motors Corp., USA
  • A8MMassimo Motor Sports
  • AT5Tut

H 1

  • H0JShandong Odes Industry

J 1

  • JYEYamaha Motor

L 4

  • L06Taizhou Nebula Power
  • L0ENanchang Freedom Technology
  • L6JZhejiang Kayo Motor
  • L83Ningbo Century Eva Motors

S 2

  • S21Polaris Industries
  • SN1Polaris Industries

U 1

  • UU3Aro

Source: NHTSA vPIC, October 2026 release (database updated October 17, 2026). How the figures are counted: How the catalog is read.