Janus Halcyon 450 - 2021 Specifications and Reviews

2024

2023

2021

General information
Category	Allround
Year	2021
Model	Janus Halcyon 450

Engine and Transmission Specifications
Clutch	Wet multiplate
Transmission type	Chain (final drive)
Cooling system	Air
Lubrication system	Dry sump with gerotor pump, cartridge filter, and oil cooler
Ignition	CDI
Fuel control	Single Overhead Cams (SOHC)
Fuel system	Carburettor. Electronic injection
Compression	10.1:1
Top speed	144.8 km/h (90.0 mph)
Power	30.0 Horsepower">HP (21.9 Kilowatt">kW)) @ 7500 Revolutions">RPM
Engine type	Single cylinder, four-stroke
Capacity:	445.0 ccm (27.15 cubic inches)
Brakes, suspension, Frame and wheels
Rear brakes	Single disc. Single Piston caliper brembo
Diameter	280 mm (11.0 inches)
Front brakes	Double disc. Two-piston caliper Brembo
Rear tire	4.50-18
Front tire	4.00-18
Rear Suspension	Proprietary cantilever transom with dual progressive coil-over Ikon shocks
Front Suspension	Proprietary dual progressive shock leading-link
Frame type	DOM tubular steel cradle

Physical measures and capacities
Fuel capacity	7.57 litres (2.00 US gallons)
Wheelbase	1422 mm (56.0 inches)
Overall width	787 mm (31.0 inches)
Overall length	2184 mm (86.0 inches)
Overall height	1041 mm (41.0 inches)
Seat height	762 mm (30.0 inches) If adjustable, lowest setting.
Power/weight ratio	0.1868 HP/kg
Dry weight	160.6 kg (354.0 pounds)
Other specs
Factory warranty	2-year unlimited-mileage warranty
Starter	Electric
Color options	British Racing Green, Vintage Red, Aga Cream, Black, American Blue, Charcoal, Olive, Cardinal Red

Rider Reviews

Total comments: 1

MotorcycleDB Review

The 2021 Janus Halcyon 450 motorcycle is a stunning combination of classic design and modern performance. With its retro-inspired looks and powerful 450cc engine, this bike is a head-turner on the road. The attention to detail is evident in every aspect of the Halcyon 450, from its hand-built frame to its vintage-style components. Whether you're cruising around town or hitting the open road, this motorcycle delivers a smooth and comfortable ride, making it a joy to ride. The Janus Halcyon 450 motorcycle is a true testament to the craftsmanship and quality that Janus Motorcycles is known for. It's no wonder that this bike has garnered attention from enthusiasts and riders alike. With its timeless aesthetic and impressive performance, the 2021 Janus Halcyon 450 is a standout in the world of classic motorcycles. If you're in the market for a bike that offers a perfect blend of style and substance, look no further than the Janus Halcyon 450.