Production chronology2005–2018
Sourced production or model lifecycle range used by the main catalog timeline.
curated ↗14 years
← Alexander Dennis
Alexander Dennis / Model record
Alexander DennisEnviro400
Production2005–2018
Recorded originUnited Kingdom
ClassLow-floor double-deck bus
First-generation double-decker that replaced the ALX400 and President families and established Alexander Dennis's principal UK high-capacity product line.
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.