Chinese engine factory
Chongqing D-Chamwin Motor Technology Co., Ltd.: every American brand built here
Federal certification records name Chongqing D-Chamwin Motor Technology Co., Ltd. as the engine manufacturer behind 2 American powersports brands, covering ATVs, off-road machines. Here is the full list, model year by model year.
- US brands
- 2
- Model years
- 2022–2026
- Engine families
- 9
- Displacement
- 140–594cc
American brands supplied by Chongqing D-Chamwin Motor Technology Co., Ltd.
| US brand (certificate holder) | Model years | Engine families | Models certified |
|---|---|---|---|
| BMS Motorsports, Inc. | 2008–2026 | 117 | 177 |
| XMotos Usa, Inc. | 2007–2026 | 53 | 161 |
VIN prefixes assigned to Chongqing D-Chamwin Motor Technology 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 |
|---|---|---|
| LB4 | CHONGQING D-CHAMWIN MOTOR TECHNOLOGY 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.
- CHONGQING D-CHAMWIN MOTOR TECHNOLOGY CO., LTD.
- Chongqing D-CHAMWIN Motor Technology Co.,Ltd
- Chongqing D-CHAMWIN Motor Technology 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 9 certificate records naming Chongqing D-Chamwin Motor Technology Co., Ltd.. Full provenance and method.