Shared-engine cohort
Jinan Qingqi Motorcycle Co., Ltd 49-50cc: the American badges sharing this engine
2 American brands certified 49-50cc machines built by Jinan Qingqi Motorcycle Co., Ltd between 2007–2015 — ATVs, street-legal scooters and motorcycles. These are the machines most likely to share components with yours.
- American badges
- 2
- Model years
- 2007–2015
- Exact displacements
- 49–49.5cc
- Engine families
- 11
Every badge in this cohort
| American brand | Years in this cohort | Models certified |
|---|---|---|
| Dafier, Inc. | 2007–2015 | 90 |
| Gyg Powersports, Inc. | 2009 | 20 |
The strongest matches: same factory, same size, same year
In these model years, two or more American brands certified 49-50cc machines from Jinan Qingqi Motorcycle Co., Ltd simultaneously. Machines built alongside each other are the most likely to share components — though still not guaranteed to.
| Model year | Brands certified that year |
|---|---|
| 2009 | Dafier, Inc. · Gyg Powersports, Inc. |
Related in the registry
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. Full provenance and method.