E-Bike Tyres & Tubes Explained
A practical guide to choosing the right tyres, tubes and puncture protection for your electric bike.
Choosing tyres and tubes can feel like a minefield because there is so much choice.
This guide explains the basics clearly, from valve types and tube sizing to tyre tread, width and puncture protection, so you can make the right choice for how you ride.
Tubes and valve types
The first thing to identify when choosing an inner tube is the valve type. The two most common options are Presta and Schrader.
Schrader valves are the easiest to recognise because they look like a car tyre valve. They are wider, sturdier and simple to inflate with a Schrader-compatible pump head.
Presta valves are slimmer and more commonly found on higher-spec bikes and narrower tyres. To inflate them, you remove the cap, unscrew the tip, and fit a Presta-compatible pump head.
We recommend sticking with the valve type your bike came with. Schrader valves are too wide for rims drilled for Presta, and pump heads are not always convenient to swap between both.
If you plan to add sealant to an inner tube, make sure the valve core is removable first. This is especially important with Presta valves.
Tube sizing
Tube sizing is usually straightforward once you know your tyre size. This information is printed on the tyre sidewall and is normally shown in both metric and imperial formats.
For example, an ETRTO size such as 40-622 means a tyre width of 40mm and a rim diameter of 622mm, which is also known as 700c or 29".
An imperial size such as 27.5 x 2.4 means a 27.5" wheel diameter with a tyre width of 2.4".
Tubes are designed to fit a range of tyre widths, so if your tyre size sits within that range and the valve is correct, that is the right tube for your bike.
Choosing the right tyre
The key things to think about are bead type, tread pattern, width and compound.
Tyres come with either a folding bead or a wired bead. Folding tyres are lighter, more flexible and usually easier to store and fit. Wired tyres are typically heavier and more budget-friendly.
Tread pattern depends on where you ride. Smoother tyres roll best on tarmac. Small knobs suit towpaths, parks and light trails. More aggressive tread gives extra grip on loose or rough off-road surfaces.
Tyre width works in a similar way. Narrower tyres feel faster and firmer. Wider tyres tend to give more comfort, grip and confidence, especially off road.
Compound is usually most relevant on electric mountain bikes. Softer, more advanced compounds offer better grip and feel, but they generally cost more and wear faster.
Puncture protection options
No setup can completely guarantee you will never get a puncture, but there are several ways to reduce the chances significantly depending on how you ride.
Some tyres include extra puncture protection built into the carcass. These are heavier and usually more expensive, but they can dramatically reduce everyday punctures.
Tubeless setups use special tyres, valves, tape and sealant instead of an inner tube. They can roll better and self-seal small punctures, but they are more expensive to set up and need ongoing maintenance.
These are inner tubes with sealant inside. They offer some of the benefits of tubeless without the full conversion, although they are heavier and do not roll quite as well.
The belt and braces approach
If you want the best possible puncture protection, a tyre with added puncture resistance combined with self-sealing tubes is often a very effective setup.
The tyre helps defend against larger cuts and sharper debris, while the sealant in the tube can deal with smaller punctures before they become a problem.
Need help choosing the right tyre setup?
If you are unsure what will suit your bike and riding style best, speak to the team for straightforward advice.