MBB BO 105 SERIES

MBB BO 105 Helicopters for Sale — German Engineering at Its Finest

The MBB (Messerschmitt-Bölkow-Blohm) BO 105 is not merely a helicopter — it is a technical revolution that permanently changed what was considered possible in rotary-wing design. When it entered service in 1970, the BO 105 introduced the world's first production rigid rotor system on a civil helicopter — a concept that engineering conservatives at the time considered impractical or even dangerous. The rigid rotor, using flexible glass-fibre composite blades that absorb the flapping and lead-lag motions that articulated rotors accommodate with mechanical hinges, proved them spectacularly wrong: it delivered handling agility previously impossible in helicopter flight, enabled the BO 105 to perform fully aerobatic maneuvers including loops and rolls, and eliminated the mechanical complexity and maintenance burden of conventional rotor hinge systems. The BO 105 went on to become one of Europe's most successful helicopter exports, serving in over 40 countries in roles from offshore oil and gas to police aviation, EMS, military liaison, and the unique specialty of the world's first aerobatic helicopter display team.

The Rigid Rotor Advantage in Practice

For operators rather than engineers, the rigid rotor's practical benefits are immediately apparent in flight. The BO 105 responds to control inputs with a crispness and precision that pilots accustomed to conventional articulated-rotor helicopters find startling at first and then addictive. Maneuvering flight — tight turns, rapid direction changes, precise hover repositioning — feels more like controlling a sports car than a conventional helicopter. This responsiveness made the BO 105 ideal for law enforcement pursuit work, EMS operations requiring precise placement in confined areas, and the military light attack and anti-armor roles for which the BO 105 CBS HOT (equipped with HOT anti-tank missiles) served several European armies.

Variants and Powerplants

• BO 105C — Original production version with twin Allison 250-C18 engines at 317 shp each. Five seats, rigid rotor, and outstanding performance established the basic formula.
• BO 105CB — Enhanced version with uprated Allison 250-C20B engines at 420 shp each, improving performance and hot-and-high capability significantly.
• BO 105CBS — Stretched variant with increased cabin length for better passenger accommodation and baggage capacity. The CBS became the preferred choice for EMS operators who needed more working space.
• BO 105LS — High-performance variant with uprated Allison 250-C28C engines of 550 shp each, developed specifically for operations in hot and high conditions where maximum performance margins were required.

EMS and Police Aviation Legacy

The BO 105 became the defining EMS helicopter in Germany and across much of Europe during the 1970s and 1980s. The ADAC air rescue service operated a large fleet of BO 105 CBS helicopters in distinctive yellow livery that became one of Germany's most recognized emergency service symbols. Police aviation units valued its agility and twin-engine reliability for night surveillance and pursuit operations. This extensive operational history created a deep pool of type knowledge, parts availability, and maintenance expertise that continues to support airworthy BO 105s today.

Find Your MBB BO 105 on Airplane Trade

Airplane Trade lists MBB BO 105C, CBS, and LS variants from verified sellers worldwide. EMS-configured aircraft with full medical equipment documentation, police aviation examples, military-surplus BO 105s demilitarized for civilian operation, and personal use aircraft are available across a range of conditions and price points. Browse BO 105 listings today and experience what 50 years of pilots have discovered — the rigid rotor helicopter that changed everything.