14 August. Friday 2026
Leonhardt Gunbus 410 - 2013 Specifications and Reviews
The 2013 Leonhardt Gunbus 410 is an extreme cruiser powered by a massive 6.7-liter V-twin engine producing over 700 Nm of torque, designed for riders seeking raw power and unconventional styling. Known for its distinctive character and engineering audacity, this sport cruiser delivers uncompromising performance through a 3-speed transmission and modern fuel injection technology.
General information | |
| Category | Sport |
| Year | 2013 |
| Model | Leonhardt Gunbus 410 |
| | |
Engine and Transmission Specifications | |
| Emission details | Lambda-controlled. Regulated catalytic converter. |
| Driveline | Primary driving gear: duplex roller chain, 1´x 11/16´. Secondary driving gear: single roller chain, 1´x 11/16´. |
| Clutch | 3-disk, sintered metal dry clutch |
| Transmission type,final drive | Chain |
| Gearbox | 3-speed |
| Lubrication system | Dry sump lubrication |
| Ignition | Dual ignition |
| Fuel system | Injection. 2 single throttle valves; 70 mm diameter. Sequential fuel injection; lambda-controlled |
| Bore x stroke | 176.0 x 156.0 mm (6.9 x 6.1 inches) |
| Compression | 8.7:1 |
| Torque | 710.00 Nm (72.4 kgf-m or 523.7 ft.lbs) @ 1900 |
| Engine details | 45° cylinder angle |
| Engine type | V2, four-stroke |
| Capacity: | 6728.00 ccm (410.54 cubic inches) |
| | |
Brakes, suspension, Frame and wheels | |
| Wheels | Front: 38” diameter; 11” width. Manufacturer: RIGDON, Germany |
| Rear brakes diameter | 310 mm (12.2 inches) |
| Rear brakes | Single disc |
| Front brakes diameter | 310 mm (12.2 inches) |
| Front brakes | Double disc |
| Front suspension | Steel tube trapezoidal fork; 25CrMo4 |
| Rake (fork angle) | 25.0° |
| Frame type | Steel tube frame; 25CrMo4; TIG welding |
Physical measures and capacities | |
| Wheelbase | 2,410 mm (94.9 inches) |
| Overall length | 3,450 mm (135.8 inches) |
| Overall height | 1,480 mm (58.3 inches) |
| Seat height | 800 mm (31.5 inches) If adjustable, lowest setting. |
| Dry weight | 650.0 kg (1,433.0 pounds) |
Other specs | |
| Maintenance | Find parts, fluids, filters, maintenance tools and service items on eBay |
| Comments | German brand. Electronic engine management with switch-off slip control. |
| Color options | Black |
| Starter | Electric |
Performance Profile & Rider Fit
6.5s
0-60 mph (est.)
Best For
Track10%
City10%
Cornering15%
Daily Riding20%
Touring35%
Passenger30%
Rider Profile
| Best For | This is a machine for experienced, confident riders only, given its enormous 6.7-liter engine, 650kg dry weight, and unconventional 3-speed gearbox with a 38-inch front wheel; note this is an extreme novelty/custom-style build (the Gunbus 410, reportedly |
| Purpose | Built as a rolling engineering spectacle and torque-monster cruiser, it exists to deliver a jaw-dropping, low-RPM grunt experience and turn heads rather than to be ridden hard or fast. |
| Rider Fit | Riders need real strength and low-speed balance skills to manage its massive weight, huge front wheel, and low-speed maneuvering, though the low 800mm seat height helps with reach to the ground. |
| Character | It has an outlaw, larger-than-life industrial character defined by thunderous low-end torque, a massive V-twin heartbeat, and a slow, deliberate, intimidating presence rather than outright speed. |
| Not Ideal For | This is not for riders wanting agility, cornering finesse, off-road capability, or a conventional day-to-day commuter experience. |
Character map is an editorial estimate based on this bike's specifications, not a lab-tested measurement.
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