Choose a suitable kit for your bike!

Side-mounted kit

Power the bike by a normal motor with a chain and an extra free wheel.

Click here to see how to install an extra freewheel.

Efficiency(1-10)	Power	Price(1-10)	Technique required	Suitable bike
7	250W,350W	9	Medium	Bike with one speed (e.g.BMX bike)

Left side-mounted kit

Power the bike by a geared motor with a chain and a special hub(click here).

Click here to see how to install an extra freewheel by a special hub.

Efficiency(1-10)	Power	Price(1-10)	Technique required	Suitable bike
7	250W,350W	9	Medium-High	All kinds of bike

Mid-Drive kit

Modify the bike's chain path to transmit both human and motor power to the gearing at the rear wheel - which provides the user with both high speed and good hill-climbing.

Efficiency(1-10)	Power	Price(1-10)	Technique required	Suitable bike
7	250W,350W,450W,900W	6	High	Mountain bike,road bike etc.

Hub motor kit

Power the bike using a hub motor built into the bicycle wheel.

Front wheel and rear wheel hub are available.

Efficiency(1-10)	Power available	Price(1-10)	Technique required	Suitable bike
7	250W,350W	8	Medium	All kinds of bike