Aircraft Dimensions

Aircraft / Beech

Beech 18

Beech · piston, 2 engines · ICAO BE18

The Beech 18 has the 5th-widest main gear among the 120 piston aircraft on this site, and the 4th-lowest tail among the 223 twin-engine types. It also has the 5th-shortest length in Design Group II (77 types). Among the 117 piston aircraft on this site with a published figure, it has the 4th-longest wheelbase.

79 ft · Group III starts49 ft · Group II starts49.7 ft
79 ft · Group III starts49 ft · Group II starts49.7 ft
Wingspan
49.7 ft15.1 m
Length
35.3 ft10.8 m
Tail height
9.3 ft2.8 m
30 ft · Group III starts20 ft · Group II starts9.3 ft
30 ft · Group III starts20 ft · Group II starts9.3 ft

Overlay with the AT-402

Airport design codes

II

Design Group II. Set by the wingspan; the tail height alone would give Group I.

A

Approach Category A. From its FAA reference approach speed of 87 kt (band under 91 kt).

Gear and weights

Weights and codes
Cockpit to main gear30.0 ft9.1 m
Max. takeoff weight9,700 lb4,400 kg
Max. landing weight9,400 lb4,264 kg
Main gear codeS
Taxiway Design Group2A
ICAO wake categoryLight

Where it sits

By length it falls between the Beech 65 Queen Air and the Daher TBM 900.

Main gear 19.2 ft wide (5.9 m), 39% of the span; wheelbase 30.0 ft (9.1 m), 85% of the length.

US records: 416 US flight-plan operations in FY2024; 186 on the US register.

One of 2 variants on the Beech 18 page.

Source: FAA Aircraft Characteristics Database, October 2024 release. How we measure.