Shared-engine cohort
Chongqing Rato Technology Co., Ltd. 100cc: the American badges sharing this engine
4 American brands certified 100cc machines built by Chongqing Rato Technology Co., Ltd. between 2021–2026 — off-road machines. These are the machines most likely to share components with yours.
- American badges
- 4
- Model years
- 2021–2026
- Exact displacements
- 79–99cc
- Engine families
- 11
Every badge in this cohort
| American brand | Years in this cohort | Models certified |
|---|---|---|
| Double Global Inc. | 2025–2026 | 10 |
| Dreamma Sports Inc. | 2024–2026 | 16 |
| Massimo Motor Sports, LLC | 2021–2022 | 164 |
| Stark Group LLC | 2023–2026 | 2 |
The strongest matches: same factory, same size, same year
In these model years, two or more American brands certified 100cc machines from Chongqing Rato Technology 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 |
|---|---|
| 2026 | Double Global Inc. · Dreamma Sports Inc. · Stark Group LLC |
| 2025 | Double Global Inc. · Dreamma Sports Inc. · Stark Group LLC |
| 2024 | Dreamma Sports Inc. · Stark Group 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.