This kit costs approximately $550 to $700, depending on front vs. rear, wheel size and accessories. Ebikeling's waterproof ...

As you can see from the photo above, you're looking at £645 for the whole kit. The kit has been available ... while the £999 Swytch – which replaces your front wheel rather than the rear ...

Skarper’s e-bike conversion kit ... As a rear wheel drive kit, Skarper offers better potential value and performance over other conversion kits, specifically front-wheel drive options.