Excellent product easy to fit done 200nmile in last week coupleof small problems but looking to upgrade battery to 72v or 60 v and controller gett more acceleration&torque slight problem battery voltage sag but emailed regarding my problems having need surron throttle and display settings list of what's what they do as no instructions is italways normal yo have red indicatorlight on a full charge
Kirbebike's 52V 2000W MTX Rim Ebike Kit
D.V.
its good idk what to say but its good
for me 20ah wasnt enough, so instead of going to another supplier, i might as well get another battery and run my bike in dual battery, 40ah of hotness
72V 20AH Lithium Battery With 5A Fast Charger
john s.
better then they even say!
it took about 1h 30 with no experience and charging was not 4 hours it took about 2, top speed is also 95 mph plus with no weight. amazing kit
Kirbebike's 72V 4000W Extreme Performance Ebike Motor Kit for MTB and Fat Tire Bike 55MPH+
Michelle Rowland
Brilliant
I was shocked of how good this actually was. It’s a great buy. People were all very friendly and helpful as I had no idea about anything and they helped me along the way
Kirbebike's 52V 2000W MTX Rim Ebike Kit
Felix
Great customer service
My controller broke and they sent me a new one very quickly, and they answer emails very quickly
