135mm vs 142mm Hub Motor: Will It Fit? | KirbEbike
A 135mm rear frame and a 12×142 frame can place the cassette and brake rotor in almost the same position — yet they use co...
Freewheel vs Cassette Ebike Conversion Kit Guide | KirbEbike
A rear-wheel conversion kit can have the right wheel size, motor power and battery voltage and still be unusable...
3000W Ebike Kit with Battery: 60V vs 72V — UK Guide | KirbEbike
Same 3000 watts, two very different builds. The voltage you choose — 60V or 72V — changes the current your ba...
29 Inch Ebike Conversion Kit With Battery: Fit Guide | KirbEbike
Fitting a 29-inch conversion kit is mostly about one thing: measuring your bike before you buy. The wheel it...
700C Ebike Conversion Kit UK: Road & Gravel Fit Guide | KirbEbike
A 700C conversion is mostly about measuring your bike before you buy. The wheel itself is the easy part...
48V vs 52V Ebike Battery Compatibility: Safe Upgrade Guide | KirbEbike
The short answer
A 52V battery will usually fit a 48V system — but not always. A 48V pack charges...
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The short answer
For most riders a 72V 20Ah pack is the lighter, easier-fitting choice — about 1,440Wh of energy and a nimbler bike. A 72V 30A...
52V 2000W Ebike Kit with Battery: UK Buyer's Guide (2026) | KirbEbike
Quick answer
A 52V 2000W ebike kit is a high-power conversion that turns a normal bike into a ...
Electric Bike Conversion Kit with Battery UK: 2026 Buyer's Guide | KirbEbike
Quick answer
An electric bike conversion kit with battery turns a bike you already own into...