Key performance

445 ch
Power
🔧
6200 cc
Displacement
💺
749 mm
Seat height
32.2 L
Fuel capacity
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Technical specifications

Engine

Displacement
6200 cc
Power
445.0 ch (324.8 kW)
Torque
603.4 Nm @ 4750 tr/min
Engine type
V8, four-stroke
Cooling
Liquid
Compression ratio
10.7:1
Valves/cylinder
4
Fuel system
Injection. Multi-port injection
Valve timing
Double Overhead Cams/Twin Cam (DOHC)
Starter
Electric

Chassis

Gearbox
Automatic
Final drive
Shaft drive (cardan)   (final drive)
Clutch
Narroved Ford
Front suspension
Inverted forks, 63 mm, adjustable preload
Rear suspension
Air ride
Front wheel travel
89 mm (3.5 inches)

Brakes

Front brakes
Double disc. Dual 4-piston caliper, floating disc
Rear brakes
Single disc. Dual two-piston floating calipers
Front tyre
130/90-16
Rear tyre
235/60-R17

Dimensions

Seat height
749.00 mm
Wheelbase
2159.00 mm
Ground clearance
152.00 mm
Length
3327.00 mm
Width
1524.00 mm
Fuel capacity
32.17 L
Dry weight
680.40 kg

Overview

How do you define an object that, on paper, defies all conventional motorcycling logic? The Boss Hoss 57 Chevy Trike is not a motorcycle; it is a physical statement, an exercise in excess where technical reason gives way to pure American fantasy. We're talking about a 6.2-liter V8 engine, sourced from a Chevrolet, grafted onto a three-wheeled chassis and coupled with an automatic transmission. With 445 horsepower and over 600 Nm of torque available from 4750 rpm, the numbers evoke a muscle car specification more than a technical data sheet. The claimed dry weight of 680 kg immediately sets the tone: you don't ride this machine, you negotiate with it.

Boss Hoss 57 Chevy Trike

The mechanics are provocatively simple. The naturally aspirated V8, with its generous bore and a compression ratio of 10.7:1, breathes through multi-point fuel injection. Liquid-cooled, it purrs with a deceptive nonchalance before unleashing a wave of torque that would render any manual gearbox obsolete. The choice of an automatic transmission and a shaft drive is therefore obvious, a total concession to ease of use. You press the throttle, the mechanics do the rest, propelling this mass with a casualness that astounds.

The chassis is in keeping. The 2.15-meter wheelbase and the 235/60 rear tire give it the look of a low-rider sedan. The pneumatically controlled rear suspension (Air ride) allows for adjusting height and comfort, while the 63 mm inverted fork attempts to contain it all. The brakes, with four- and two-piston calipers, seem almost a pious hope in the face of the ensemble's titanic momentum. With a ground clearance of 15 cm and a seat height of 75 cm, the riding position is that of a deep cruiser, but the width of the rear end and the steering demand a complete re-education of riding technique.

Who could possibly be a customer for such a machine? Certainly not the rider seeking sensations of cornering or grip. The Boss Hoss 57 Chevy Trike targets the man or woman for whom the motorcycle is a rolling spectacle, an extension of personality that must provoke smiles and disbelief at every gas station. It is the perfect vehicle for someone who already has a full garage and is seeking the ultimate eccentricity, a toy for ostentatious rides where the journey matters less than the noticed arrival. A combined fuel consumption of 8.5 L/100 km, almost reasonable considering the displacement, is the final surprise in this crazy equation.

Indicators & positioning

🔧
Volumetric power
71.8 ch/L
In category Custom / cruiser · 3100-12400cc displacement (73 motorcycles compared)
Power 445 ch Top 8%
355 ch median 445 ch 486 ch

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