Track-Focused Evolution of the Jesko
Koenigsegg’s latest creation, the Sadair’s Spear, is not merely a variant of the already formidable Jesko—it is a complete reimagination of what a track-focused hypercar can achieve. Built without compromise, the Spear is designed solely for the race circuit, unbound by the constraints of road legality or homologation. It is the clearest expression yet of Koenigsegg’s singular vision: unmatched speed, precision, and lap-time domination.
Where the Jesko aimed to balance road usability with track readiness, the Sadair’s Spear pushes all chips onto the performance table. It sacrifices comfort and versatility for raw capability, making it the most aggressive model Koenigsegg has ever produced. This is not just a car; it’s a scalpel honed for the racetrack.
Power and Weight: An Impeccable Balance
At the heart of the Spear lies the familiar 5.0-liter twin-turbocharged V8, but it has been dialed to a new level of savagery. Producing 1,625 horsepower on E85 fuel, the engine is mated to Koenigsegg’s revolutionary Light Speed Transmission (LST), delivering instantaneous gear changes. The raw numbers alone are jaw-dropping, but what truly sets the Spear apart is how that power is paired with extreme lightness.
Koenigsegg has undertaken an obsessive weight-saving campaign. The already lightweight Jesko carbon monocoque has been stripped down and refined further. Components like the exhaust system, wheels, suspension arms, and even body panels have been lightened through advanced carbon fiber composites and titanium. Every aspect was scrutinized to reduce grams, culminating in a hypercar that is lighter than nearly any other vehicle in its class, giving it an extraordinary power-to-weight ratio.
Aerodynamic Overhaul for Track Supremacy

Aerodynamics are where the Sadair’s Spear truly earns its stripes. The car features an entirely reworked aerodynamic package, including a fixed rear wing, deeper front splitter, enlarged rear diffuser, and side skirts that manage underbody airflow with surgical precision. The result is over 3,000 pounds of downforce at high speed, a figure that rivals professional racing prototypes.
Koenigsegg’s engineers spent hundreds of hours in wind tunnels and on track to fine-tune every surface. This relentless optimization allows the Spear to maintain stability even at speeds exceeding 300 km/h (186 mph) and allows cornering forces well beyond what standard tires can handle. To match this, bespoke racing slicks have been developed in collaboration with Michelin, ensuring maximum grip and durability during high-G track sessions.
Suspension and Handling: Engineering for Total Control

One of the most impressive aspects of the Sadair’s Spear is its redesigned suspension system. While the Jesko featured Triplex dampers front and rear, the Spear doubles down on adjustability and stiffness. The geometry has been recalibrated for ultra-low ride height and minimal body roll, ensuring that every input from the driver is translated into immediate response.
Paired with Koenigsegg’s bespoke ESP and traction management system, the car can adapt its behavior across various track conditions without dulling the driving thrill. It remains pure, engaging, and unforgiving—a machine meant for those who know how to extract performance at the limit.
Record-Breaking Performance on Track

While Koenigsegg has remained tight-lipped about exact lap times, insiders confirm the Sadair’s Spear has already smashed the Jesko Attack’s previous benchmark at Gotland Ring, the Swedish brand’s favorite proving ground. Early rumors suggest the car could take aim at Nürburgring lap records and other legendary circuits, a testament to its capability.
The absence of road-legal limitations allows Koenigsegg to push far beyond what regulatory-bound hypercars can achieve. This gives the Spear a unique niche—it’s a track-only hypercar that surpasses GT3 race cars in both pace and presence.
Exclusivity and Ownership

Production numbers are expected to be extremely limited, with only a handful of units being offered to elite clients who likely already own Jeskos or Gemeras. The price is anticipated to exceed $4 million, though the focus isn’t on luxury or status—it’s on performance purity. Buyers will be offered exclusive access to Koenigsegg’s private track days and engineering team, enabling them to fully experience what the Spear is built for.
A Statement of Uncompromising Vision
The Koenigsegg Sadair’s Spear is not meant for the average collector. It’s not road legal, it offers no creature comforts, and it requires serious driving skill to unlock its full potential. But for those fortunate enough to own it, the car represents the bleeding edge of automotive performance.
It is, in every sense, a rolling manifesto: Koenigsegg’s belief that automotive engineering can go further, be purer, and achieve something beyond traditional hypercar metrics.












