These custom motorcycles are built to capture the rider’s vision, merging precision engineering with unique design touches. Each part, from the frame to the exhaust, is selected or built to meet specific needs, making every custom motorcycle a true work of art that reflects its rider’s style and preferences. These 18 motorcycles represent the peak of craftsmanship and individuality, with details and designs you simply can’t find in mass-produced bikes.
18. Dodge Tomahawk Motorcycle
The Dodge Tomahawk is a beastly machine that looks straight out of a dystopian movie. With a 500 HP Viper V10 engine, it’s so powerful it actually needs four wheels for balance. Only ten units were made, each at a jaw-dropping $550,000. It’s technically drivable, but not road-legal—making it more of a collector’s item than a practical ride.
17. Bonkers Diesel Motorcycle
Sam Turner’s Bonkers Diesel Motorcycle is a marvel of DIY skill, built around an 840 CC Yanmar diesel engine originally meant for a cement mixer. Its design is rough and ready, but this road-legal machine showcases Sam’s creativity and engineering know-how, packing plenty of personality and power.
16. Gangrena Bike
Artam Bev’s Gangrena Bike is a wild post-apocalyptic creation featuring a Lexus V8 engine with 300 HP. Built to handle tough terrain, this bike’s rugged frame and heavy-duty suspension make it both a visual standout and a functional off-road powerhouse.
15. Full Moon Motorcycle Concept
With a 30-inch front wheel and sleek, futuristic design, the Full Moon Motorcycle is hard to miss. Powered by an SNS knucklehead engine, it includes features like automated steering, offering a glimpse into what motorcycle design could look like in the future.
14. Reverse Trike Rat Bike
Dennis H’s Reverse Trike Rat Bike, based on a Honda 750, made waves at the Rat Hard Buildoff with its rugged, DIY aesthetic. This trike embodies the spirit of custom builds, showing that ingenuity and a love for bikes can create something truly unique.
13. Tron Bike
Inspired by Tron Legacy, this electric bike by designer Daniel Simon combines sci-fi flair with cutting-edge tech. Its carbon fiber frame and electroluminescent lighting bring a futuristic vibe, complete with features like customizable lighting and thumbprint ignition.
12. Frogman Rocket 2
The Frogman Rocket 2 trike is all about raw power, boasting a supercharged Hemi engine with 1,000 horsepower. Designed by Tom Codell, it accelerates from 0 to 100 km/h in just 4 seconds, making it as quick as it is bold in design.
11. TMC Dumont Motorcycle
The TMC Dumont redefines custom engineering by incorporating an airplane engine—a Rolls-Royce Continental V6. While it’s still more concept than cruiser, it challenges what’s possible in motorcycle design by merging aviation elements with motorcycle aesthetics.
10. 48 Cylinder Kawasaki
This Kawasaki is a mechanical marvel, stacking 48 cylinders from multiple engines into a single motorcycle. Weighing over a ton, it’s as intimidating as it is impressive, with engineering that truly pushes the boundaries of what’s possible on two wheels.
9. Panzer Bike
The Panzer Bike is a chilling creation, featuring parts from a Soviet truck and a tank engine. Weighing 4.74 tons with 800 HP, it’s a brutal reminder of military history mixed with modern engineering—built to last, built to intimidate.
8. Gunbus 410
Claiming the title of the world’s largest running motorcycle, the Gunbus 410 has a 6.28L V-twin engine and weighs a hefty 1,433 lbs. Its massive size and incredible torque make it a jaw-dropping machine that stands out even among custom builds.
7. Aston Martin V12 Motorbike
This custom bike is powered by an Aston Martin V12 engine, combining speed and elegance in one machine. The impressive performance and refined design make this bike a testament to what can be achieved when creativity meets engineering skill.
6. Longest Motorcycle
An Indian builder set the record for the world’s longest motorcycle at 86 feet and 3 inches. This engineering feat required intense planning to ensure stability, showcasing both the challenges and creativity involved in custom motorcycle design.
5. Big Toe
The Big Toe once held the title of the tallest motorcycle, standing at an impressive 7.5 feet. Built in 1998, it features a vintage Jaguar engine and a booming sound system, making it as much a spectacle as it is a powerful ride.
4. Dream Big
Measuring 11 feet and 3 inches, Gregory Dunham’s Dream Big motorcycle is a giant among custom bikes. Powered by an 8.3L V8, it was built for monster truck shows and proves that size can be just as impressive as performance.
3. Tower Trike
Weighing in at 11,000 lbs, the Tower Trike is a street-legal monster with a twin-charged diesel engine. Despite its size, it’s designed for safety and is fully functional, standing out as a unique masterpiece in custom motorcycle design.
2. Australia’s Monster Motorbike from Hell
Ray Bowman’s Monster Motorbike is made to crush cars, featuring mining dump truck tires and a rugged design meant for chaos. It’s both rideable and entertaining, showing that fun and fear can blend seamlessly in motorcycle design.
1. Tallest Ridable Motorcycle
Fabio Reggiani’s 16-foot, 8.78-inch tall motorcycle takes the cake as the world’s tallest ridable bike. With a 5.7L V8 engine, it’s a remarkable achievement in motorcycle engineering, blending size and functionality like no other.
