Shared-engine cohort
Chongqing Zongshen 250cc: the American badges sharing this engine
4 American brands certified 250cc machines built by Chongqing Zongshen between 2008–2026 — street-legal scooters and motorcycles, off-road machines. These are the machines most likely to share components with yours.
- American badges
- 4
- Model years
- 2008–2026
- Exact displacements
- 248–271.3cc
- Engine families
- 12
Every badge in this cohort
| American brand | Years in this cohort | Models certified |
|---|---|---|
| Apollo Power Sports Inc. | 2026 | 100 |
| Benyate Motorsport LLC | 2026 | 91 |
| Seidner Ventures, Inc. | 2015–2025 | 19 |
| Zongshen Inc. | 2008 | 13 |
The strongest matches: same factory, same size, same year
In these model years, two or more American brands certified 250cc machines from Chongqing Zongshen simultaneously. Machines built alongside each other are the most likely to share components — though still not guaranteed to.
| Model year | Brands certified that year |
|---|---|
| 2026 | Apollo Power Sports Inc. · Benyate Motorsport LLC |
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.