Chinese engine factory
Sanmen County Yongfu Machine Co,.Ltd: every American brand built here
Federal certification records name Sanmen County Yongfu Machine Co,.Ltd as the engine manufacturer behind 3 American powersports brands, covering street-legal scooters and motorcycles, UTVs and side-by-sides. Here is the full list, model year by model year.
- US brands
- 3
- Model years
- 2015–2025
- Engine families
- 42
- Displacement
- 49–650cc
American brands supplied by Sanmen County Yongfu Machine Co,.Ltd
| US brand (certificate holder) | Model years | Engine families | Models certified |
|---|---|---|---|
| Amigo Motorsports, Inc | 2020–2026 | 16 | 43 |
| Motrac Motorcycles LLC | 2016–2018 | 3 | 7 |
| Yuluo Global Motor, Inc. | 2015–2025 | 35 | 63 |
Which of those machines are actually comparable
A shared factory alone is a weak signal — Sanmen County Yongfu Machine Co,.Ltd builds engines across 49–650cc. Grouping by engine size narrows it to machines genuinely worth comparing.
VIN prefixes assigned to Sanmen County Yongfu Machine Co,.Ltd
If your frame number starts with one of these three characters, NHTSA has it recorded against this manufacturer. Check the first three characters of the VIN stamped on the frame or shown on the VIN plate.
| VIN starts with | Company as NHTSA records it | Vehicle type |
|---|---|---|
| LL0 | SANMEN COUNTY YONGFU MACHINE CO., LTD. | Motorcycle |
A VIN prefix identifies the company that registered the code, which is not always the company that built your engine — importers sometimes register their own. Treat it as corroboration for the emission label, not a replacement for it.
How this factory appears in the raw federal record
Each importer types the factory name into the certification form by hand, so one factory arrives in the data as many different companies. These 3 strings were reconciled into the single entry above.
- SANMEN COUNTY YONGFU MACHINE CO,.LTD.
- Sanmen County Yongfu Machine Co,.Ltd
- Sanmen County Yongfu Machine Co,.Ltd.
Related in the registry
- Same factory does not mean same partRead this before ordering anything
- Where to find your emission stickerBy body style
- Free printable measuring gaugesBelts, rollers, carburettor spigots
- All 98 multi-brand factories
Source. US EPA annual certification data — EPA Certified Highway Motorcycle Test Results, MY2006-present; EPA Certified Off-Road Motorcycle / ATV / UTV / Rec Vehicle, MY2006-present. Retrieved 2026-09-07. This page describes 42 certificate records naming Sanmen County Yongfu Machine Co,.Ltd. Full provenance and method.