page_title: Undercarriage arrangements
section_title: Types of wheeled units
hierarchical_section_title: Undercarriage arrangements / Types of wheeled units
context_page_description: Below are featured the wheeled undercarriage arrangements of some modern commercial jet airliners and large military aircraft.
context_section_description: This table shows the main types of individual, basic wheeled units (single-wheel unit or bogies composed of multiple wheels) used on most aircraft undercarriages.
  The tables below show how various types of wheeled units are arranged to form the undercarriages of some popular aircraft from manufacturers Antonov, Airbus, and Boeing.
caption: An Airbus A330's main landing gear (consisting of two 4-wheel bogies)
exif: {}