In the world of private aviation, few names carry the weight and prestige of Learjet. For decades, the brand has been synonymous with speed, style, and efficiency. Among its impressive lineup, the Bombardier Learjet 40 carved out a unique and lasting niche. Launched in the early 2000s, this light business jet wasn't just a new model; it was a smart, strategic evolution that brought high-performance travel to a more accessible segment of the market.

Born from a Legend: Development and Design

The story of the Learjet 40 begins with its slightly larger sibling, the highly successful Learjet 45. Recognizing a demand for a high-performance jet optimized for shorter missions and smaller passenger loads, Bombardier’s engineers took the proven platform of the 45 and refined it. The result was a jet that was approximately two feet shorter and carried a slightly reduced fuel load, making it lighter and more agile.

First produced in 2002 and entering service with its first deliveries in 2004, the Learjet 40 quickly established itself as a formidable contender in the light jet category. It offered the signature Learjet speed and high-altitude capability without the operational costs of a midsize aircraft.

Performance That Soars Above the Rest

What truly sets the Learjet 40 apart is its blistering performance. This is a jet built for speed, a hallmark of the Learjet family.

Powering the aircraft are two Honeywell TFE731-20AR turbofan engines, each delivering a robust 3,650 pounds of thrust. These engines are known for their reliability and efficiency, allowing the Learjet 40 to climb quickly and cruise at altitudes well above most commercial traffic.

The jet boasts an impressive maximum operating altitude of 51,000 feet, allowing it to fly over most weather disturbances and congested airspace. When it comes to speed, the Learjet 40 doesn't disappoint, capable of a high-speed cruise of up to Mach 0.81, or about 457 knots. For those longer journeys, the long-range cruise speed is still a swift 428 knots.

This combination of speed and efficiency translates into a respectable range. With a typical passenger load, the Learjet 40 can connect distant city pairs, offering a maximum range of approximately 1,954 nautical miles (2,248 miles). This capability makes it a true cross-country machine, perfect for business travelers needing to cover significant distances without sacrificing time.

Specification	Detail
Aircraft Type	Light Business Jet
Crew	2 Pilots
Typical Capacity	7 Passengers
Engines	2 x Honeywell TFE731-20AR
Max Operating Altitude	51,000 ft
Max Cruise Speed	Mach 0.81 (457 kts)
Max Range	~1,954 nm
Length	55 ft 6 in
Wingspan	47 ft 9 in

The Cabin Experience: Comfort and Practicality

While the Learjet 40 is a light jet, its cabin is designed with the comfort and productivity of its passengers in mind. Typically configured to seat seven passengers, the interior offers a comfortable environment for business meetings or relaxed travel.

The design philosophy focused on maximizing the feeling of space, with a flat floor and a generous amount of natural light from the signature Learjet windows. The cabin environment is pressurized and climate-controlled, ensuring a smooth and quiet ride even at high altitudes. It’s a space that allows passengers to arrive at their destination refreshed and ready for their next engagement.

The Evolution: Introducing the Learjet 40XR

In 2005, Bombardier introduced an enhanced version of the aircraft: the Learjet 40XR. This upgrade was a direct response to market demand for even better performance, particularly in hot and high conditions.

The 40XR featured engine modifications that provided a significant boost in takeoff performance and climb rate. This meant the jet could operate more effectively from challenging airports, carry more payload, or fly further than its predecessor, solidifying its position as a top-tier light jet.

A Lasting Impact on the Light Jet Market

Though production of the Learjet 40 series concluded in 2009, its influence on the light jet market is undeniable. It successfully bridged the gap between very light jets and midsize aircraft, offering a compelling blend of high-end performance and cost-effective operation.

Today, the Learjet 40 and 40XR remain highly sought-after aircraft in the pre-owned market. They are often compared to competitors like the Cessna Citation CJ3 and the Citation Excel, but the Learjet 40’s superior speed and high-altitude capability often give it an edge for operators prioritizing rapid transit.

The Learjet 40 is more than just a machine; it’s a testament to the enduring spirit of innovation that defines the Learjet name. It continues to serve as a reliable, high-speed workhorse for private owners and charter operators around the globe, ensuring that the legacy of this remarkable light jet continues to soar.

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