Production chronology1920–1922
Sourced production or model lifecycle range used by the main catalog timeline.
curated ↗3 years
← Baja
Baja / Model record
Baja460 cc Hiero Cyclecar
Production1920–1922
Recorded originAustria
ClassOne-seat plywood cyclecar
Opening Max Bartsch design, with no separate chassis: the plywood body itself carried the mechanical components. The rear-mounted engine drove the right rear wheel by chain through a three-speed gearbox; curb weight was approximately 250 kg.
Chronology ledger
Dates with their meaning intact
Record depth — Documented
How this is measured → This record contains useful sourced evidence, but it does not yet meet the reference-ready standard. Still needed: attributed imagery. Fields we cannot source stay empty rather than guessed.