Czinger's open-top 21C Spyder puts additive manufacturing at the structural core of a $2.75M limited-run hypercar, with 23% of the car 3D printed.
A Printed Chassis Defines the Spyder
Czinger Vehicles has unveiled the 21C Spyder, an open-top version of its flagship hypercar that pushes 3D printing further into the car's structure than any previous Czinger model. Priced from $2.75 million and limited to 30 units, the Spyder uses a BioLogic Chassis where additively manufactured nodes replace dozens of traditional stamped and machined parts.
The system works through three printed node types. MegaNode absorbs the steering rack, motor housings, front suspension, and crash structure into one part. The company claims a 25% weight saving from that consolidation alone. NeuralNode extends the same idea into the cabin, merging the dash, HVAC, steering wheel, and instrument panel into a single exoskeletal structure that wraps around the driver.
A third node called BrakeNode joins the family for the Spyder build. Together with a carbon fiber monocoque, these printed components form what Czinger calls the BioLogic Chassis: a structure that grows from the ground up through additive manufacturing rather than bolting together an increasing number of discrete parts.
Engine Bay and the Weight-Cutting Details
The V8 powertrain benefits from the same philosophy. Additively manufactured exhaust and intake manifolds, a catalyst assembly, and a thermal management system bring the complete engine package to 105 kg. That is 45 kg lighter than the hypercar average for equivalent V8 units, according to Czinger's figures.
Control arms throughout the suspension are 3D printed with a tapered shape that cuts drag by 10% and trims 20% from the weight of equivalent machined parts. Smaller cabin components like phone and key mounts, speaker grilles, and trim pieces are also printed and individually color-customizable by each buyer.
A Track Record of Firsts
The original 21C already leaned hard on 3D printing when it launched, with a hand-assembled frame built in Czinger's proprietary aluminum alloys, a titanium windshield structure, and an Inconel exhaust system. The partnership with Xtrac produced what was billed as the industry's first topology-optimized 3D printed gearbox, and Czinger founder Kevin Czinger said at the time that almost the entire chassis and suspension, apart from shock absorbers, were printed through Divergent's manufacturing platform.
The Hyper GT four-door sedan followed, using the same underlying printed-chassis technology. Those expansions have been backed by repeated funding rounds for Divergent Technologies, including an $80 million facility secured in 2022 to scale production beyond Czinger's own models.
Where This Fits in the AM Roadster Landscape
Aston Martin's DBR22 roadster uses a 3D printed rear subframe, and the brand has also partnered with Domin on a hydraulic suspension unit built around a 3D printed core with 25 internal fluid galleries replacing external plumbing. Those projects target the same inefficiency: too many separate parts adding weight and joints. Czinger's approach is broader, applying the logic to the entire vehicle structure rather than individual subsystems.
The 21C Spyder will arrive at a moment when high-performance manufacturers are actively converting low-volume programs to printed tooling and structural parts. The limited run of 30 units means each buyer gets a car that is genuinely unusual: a road-legal hypercar where the chassis is defined as much by the printer as by the designer.
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