Chinese engine factory
Chongqing Zongshen: every American brand built here
Federal certification records name Chongqing Zongshen as the engine manufacturer behind 25 American powersports brands, covering ATVs, street-legal scooters and motorcycles, off-road machines. Here is the full list, model year by model year.
- US brands
- 25
- Model years
- 2007–2027
- Engine families
- 227
- Displacement
- 49–1052cc
American brands supplied by Chongqing Zongshen
Which of those machines are actually comparable
A shared factory alone is a weak signal — Chongqing Zongshen builds engines across 49–1052cc. Grouping by engine size narrows it to machines genuinely worth comparing.
- 200cc cohort9 brands · 2007–2026 · 11 years with two or more brands certified together
- 49-50cc cohort5 brands · 2008–2027 · 4 years with two or more brands certified together
- 250cc cohort4 brands · 2008–2026 · 1 year with two or more brands certified together
- 150cc cohort3 brands · 2011–2026 · 3 years with two or more brands certified together
- 100cc cohort3 brands · 2011–2025 · 2 years with two or more brands certified together
- 500cc and above cohort2 brands · 2012–2024
- 450cc cohort2 brands · 2020–2026 · 3 years with two or more brands certified together
- 125cc cohort2 brands · 2014–2026
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 25 strings were reconciled into the single entry above.
- CHONGQING ZONGSHEN ENGINE MANUFACTURE CO.,LTD.
- CHONGQING ZONGSHEN GROUP I/E CORP.
- Chongqing Zongshen Automobile Industry Manufacturing Co., Ltd.
- Chongqing Zongshen Engine
- Chongqing Zongshen Engine Manufactory Co., Ltd.
- Chongqing Zongshen Engine Manufacture Co,. Ltd.
- Chongqing Zongshen Engine Manufacture Co., Ltd
- Chongqing Zongshen Engine Manufacture Co., Ltd.
- Chongqing Zongshen Engine Manufacture Co.,Ltd
- Chongqing Zongshen Engine Manufacturing Co., Ltd.
- Chongqing Zongshen Engine Manufacturing Co., Ltd.
- Chongqing Zongshen Engine Sales Co., Ltd.
- Chongqing Zongshen Motorcycle Engine Manufacture Co., Ltd.
- Chongqing Zongshen Motorcycle Group
- Chongqing Zongshen Motorcycle Group Co., Ltd
- Chongqing Zongshen Motorcycle Group Co., Ltd.
- Chongqing Zongshen Power Machinery Co., Ltd.
- Chongqing Zongshen Power Machinery Holding Co., Ltd.
- ZONGSHEN GROUP
- ZONGSHEN INDUSTRIAL GROUP CO., LTD
- Zongshen
- Zongshen Automobile Engine Manufacturing Company LTD
- Zongshen Industrial Group Co.,Ltd.
- Zongshen Industry Group
- Zongshen Power Co., Ltd.
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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 247 certificate records naming Chongqing Zongshen. Full provenance and method.