US certificate holder — partial coverage
Which Seidner Ventures models have a Chinese-built engine?
32 of the 41 certificate filings on record for Seidner Ventures, Inc. name a China-built engine. This page covers only those, and says nothing about the rest of the range.
- Model years
- 2012–2026
- Engine factories
- 1
- Engine families
- 32
- Coverage
- 32 of 41 filings
The factory behind the China-engine models
Chongqing Zongshen
Also builds engines for 24 other American brands. See the full list
Other American badges on the same engines
These machines came out of the same factory at the same engine size. If Seidner Ventures, Inc. parts are hard to find, these are where to look next — after measuring.
- Chongqing Zongshen · 200ccApollo Motorsports Usa, Inc., Apollo Power Sports Inc., Baja Inc., Benyate Motorsport LLC, Boom International Holdings (Usa), Inc. and 3 more
- Chongqing Zongshen · 250ccApollo Power Sports Inc., Benyate Motorsport LLC, Zongshen Inc.
- Chongqing Zongshen · 500cc and aboveTomcar Holding Company, LLC
- Chongqing Zongshen · 450ccAnswer Motor LLC
Model names certified under Seidner Ventures, Inc.
19 distinct model designations appear on this brand's China-engine certificates. Yours should be among them — importers sometimes market a machine under a different name than the one they certified.
BABYDOLL 250 · BABYDOLL 250 US · CLASSIC 250 US · GREASER 250 · GREASER 250 US · MILITARY 250 · MILITARY 250 US · P-51 250 · RC3 · RE3 · RX3 · RX4 · RX6 · RZ3 · RZ3S · SG250 · THOROUGHBRED 250 · TT250 · TT250X
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. Based on the 32 China-engine rows among 41 certificate rows filed by Seidner Ventures, Inc.. Non-China filings are out of scope. Full provenance and method.