R41Engtian and Transpro motorcycles

Held by Wuxi Tenghui Electric Vehicles Co., Limited · registered in China

WMI R41 is the only three-character WMI in the catalog for the Engtian make. Every model in its rules is listed with electricity as the primary fuel. It shares most of its model list with one other code. It was added to vPIC on November 7, 2022.

Models in the decoding rules, by model year

  1. TBWS2022–2027
  2. TDPX2022–2027
  3. TGOGO2022–2027
  4. TH012022–2027
  5. TH022022–2027
  6. TH032022–2027
  7. TH042022–2027
  8. TH052022–2027
  9. TH062022–2027
  10. TH072022–2027
  11. TH082022–2027
  12. TH092022–2027
  13. TMS32022–2027
  14. TZ62022–2027

Where the rules place assembly

Plant countryChina

Plant locations namedWuxi City

Bodies and power

Body classesMotorcycle - Small/Minibike, Motorcycle - Scooter

Primary fuelsElectric

Codes with largely the same models

These codes have no page of their own: at least half of the models in their rules also appear under R41. The last column counts the shared models.

CodeHolderVehicle typeModel yearsShared models
R8CWuxi Tenghui International Co., Limitedmotorcycles2023–open14 of 14

Other codes starting with R4

  • R45Xl Holding Group (Hk), motorcycle
  • R46Wuxi Xiyao Intelligent Technology, motorcycle
  • R4CDoufeng Vehicle, motorcycle
  • R4FQingdao Hoiro Marine, trailer
  • R4NElyx Smart Technology Holdings (Hongkong), motorcycle
  • R4XFutengda Vehicle(hk), motorcycle

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