What category is the 2020 Johammer J1?

The 2020 Johammer J1 has a Category of Prototype / concept model.

What type of engine does the 2020 Johammer J1 have?

The 2020 Johammer J1 has a Engine type of Electric.

What is the engine power of the 2020 Johammer J1?

The 2020 Johammer J1 has a Power of 21.5 HP (15.7 kW).

What is the top speed of the 2020 Johammer J1?

The 2020 Johammer J1 has a Top speed of 120.0 km/h (74.6 mph).

Is the 2020 Johammer J1 air cooled or liquid cooled?

The 2020 Johammer J1 has a Cooling system of Air.

How much does the 2020 Johammer J1 weigh?

The 2020 Johammer J1 has a Dry weight of 178.0 kg (392.4 pounds).

What is the seat height of the 2020 Johammer J1?

The 2020 Johammer J1 has a Seat height of 650 mm (25.6 inches) If adjustable, lowest setting..

Johammer J1 - 2020 Specifications and Reviews

Name: 2020 Johammer J1
Brand: Johammer

The Johammer J1 is an electric motorcycle designed for urban commuters and eco-conscious riders seeking practical zero-emission transportation. Known for its impressive 200 km range, quick 3.5-hour charging time, and lightweight 178 kg chassis, it offers accessible ergonomics and regenerative braking for efficient city riding.

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2020

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General information
Category	Prototype / concept model
Year	2020
Model	Johammer J1
Engine and Transmission Specifications
Cooling system	Air
Top speed	120.0 km/h (74.6 mph)
Power	21.5 HP (15.7 kW)
Engine details	DC-excited synchronous motor with single-stage transmission, both submerged in sealed oil bath, no maintenance required
Engine type	Electric

Brakes, suspension, Frame and wheels
Rear brakes	Single disc. Regenerative braking
Diameter	300 mm (11.8 inches)
Front brakes	Single disc. Regenerative braking
Rear Suspension	Single-arm cast aluminium rear fork with progressive suspension control.
Front Suspension	Twin-arm box-section front fork with progressive suspension
Frame type	Central aluminium frame, bolted
Physical measures and capacities
Wheelbase	1455 mm (57.3 inches)
Overall width	814 mm (32.0 inches)
Overall length	2200 mm (86.6 inches)
Overall height	1200 mm (47.2 inches)
Seat height	650 mm (25.6 inches) If adjustable, lowest setting.
Power/weight ratio	0.1206 HP/kg
Dry weight	178.0 kg (392.4 pounds)
Other specs
Maintenance	Find parts, fluids, filters, maintenance tools and service items on eBay
Comments	Li-ion battery, 72V. Range 200 km. 3.5 h charging.
Starter	Electric
Color options	Silver, white, blue, green, yellow

Performance Profile & Rider Fit

21.5 hp

Peak Power

74.6 mph

Top Speed

Best For

Track5%

City80%

Cornering40%

Daily Riding70%

Touring40%

Passenger30%

Rider Profile

Best For	Suited to new and returning riders thanks to its low seat height, modest power, and gentle, predictable delivery, though this specific listing describes it as a low-power prototype electric commuter rather than a performance machine.
Purpose	Designed primarily as a quiet, low-maintenance electric runabout for city and suburban commuting rather than speed or sport riding.
Rider Fit	The very low 650 mm seat height and modest 178 kg dry weight make it easy for shorter or less physically confident riders to manage at a stop or in tight spaces.
Character	A calm, unconventional, tech-forward machine with an unusual enclosed bodywork design, oil-bath drivetrain, and regenerative braking that rewards a relaxed, efficiency-minded riding style over aggressive throttle use.
Not Ideal For	Not a good fit for riders wanting high top speed, long-distance highway touring, sporty cornering performance, or any kind of off-road capability.

Character map is an editorial estimate based on this bike's specifications, not a lab-tested measurement.

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Rider Reviews

Total comments: 1

MotorcycleDB Review

The 2020 Johammer J1 motorcycle is a revolutionary electric motorcycle that boasts a unique and futuristic design. With its distinctive dual-hub, rear-wheel drive system, the J1 offers a smooth and quiet ride, making it perfect for urban commuting. The bike's innovative dashboard provides real-time data on battery status and range, allowing riders to optimize their energy consumption and plan their journeys accordingly. Overall, the Johammer J1 is a cutting-edge electric motorcycle that combines innovative technology with a sleek and stylish design. In addition to its impressive performance, the 2020 Johammer J1 motorcycle is also environmentally friendly, emitting zero emissions and reducing the carbon footprint of its riders. The bike's ergonomic design and advanced features make it a standout option in the electric motorcycle market, offering a sustainable and efficient alternative to traditional gas-powered bikes. With its innovative design and eco-friendly performance, the Johammer J1 is a top choice for riders looking for a stylish and sustainable mode of transportation.