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4RKNovaBUS and Prevost buses

Held by Nova Bus (US) Inc. · registered in the United States

WMI 4RK decodes 30 models, the seventh longest list among the 78 bus WMIs in the catalog. Its rules run from model year 1994 to 2025, with nothing after 2025. Electrified versions appear in its rules: battery electric and hybrid.

Models in the decoding rules, by model year

  1. T6021994–1999
  2. T6061994–1999
  3. T7021994–1999
  4. T7061994–1999
  5. T8021994–1999
  6. T8061994–1999
  7. Experimental Vehicle Under Development1998–1999
  8. T8.5021998–1999
  9. RTS Low Floor2000–2008
  10. RTS Narrow Front Door2000–2008
  11. RTS Wide Front Door2000–2008
  12. Classic2009–2020
  13. Classic Articulated2009–2020
  14. LFS Articulated2009–2020
  15. Low Floor2009–2014
  16. H3 Coach2015–2023
  17. H3 Converted Coach Shell2015–2023
  18. LFS2015–2025
  19. Motorhome Shell2015
  20. X3 Coach (Passenger & Commuter)2015
  21. X3 Commuter Coach2015–2023
  22. X3 Converted Coach Shell2015–2023
  23. XL Coach2015–2023
  24. XL Converted Coach Shell2015–2023
  25. XL2 Coach2015–2023
  26. XL2 Converted Coach Shell2015–2023
  27. X3 Passenger Coach2016–2023
  28. H3 Incomplete Passenger Coach2017–2019
  29. X3 Incomplete Passenger Coach2017–2019
  30. LFS Artic2021–2025

Where the rules place assembly

Plant countriesUnited States, Canada

Plant locations namedPlattsburgh; Roswell; Ste-Claire; St. Eustache; Saint-Eustache

Bodies and power

Body classesBus, Motorhome, Incomplete - Bus Chassis

Primary fuelsDiesel, Natural Gas, Compressed Natural Gas (CNG), Electric, Liquefied Petroleum Gas (propane or LPG), Gasoline

Compared with the closest code, 2PC

2PC is held by Volvo Group Canada, Inc. Measured by the overlap of the two model lists, it is the code closest to 4RK.

Models in both13

Only under 4RKT602, T606, T702, T706, T802, T806, Experimental Vehicle Under Development, T8.502, RTS Low Floor, RTS Narrow Front Door, RTS Wide Front Door, Classic, Classic Articulated, LFS Articulated, Low Floor, LFS, LFS Artic

Only under 2PCAstral XL, Bus Shell, Prevost XL, H3 Passenger Coach

Model years4RK: 1994–2025 · 2PC: 1996–2024

Body classes only for 4RKMotorhome

NovaBUS under other holders

Models named in each code's rules

  1. 2NV Nova Bus Inc.Canada6

Other codes starting with 4R

  • 4R2USA Venturcraft, trailer
  • 4R7Top Hat Industries, trailer
  • 4R8Damon, trailer
  • 4RAInterstate Group, trailer
  • 4RWRice and Woolard Manufacturing, trailer
  • 4RYCharmac Trailers, trailer

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