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SNSidewall Notes

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  1. How to Read an E-Bike Tire Sidewall

    A plain walk through the codes molded into an e-bike tire sidewall: size, pressure, rolling direction, build type and e-bike marks.

  2. ETRTO and Inch Tire Sizes Explained

    Why a tire can say 622 and 28 inches at once, which number decides whether it fits your rim, and why inch codes can mislead.

  3. Max and Min Pressure Markings on a Tire

    What the pressure numbers on a tire sidewall mean, how bar and psi relate, and why your bike maker's manual is the place for advice.

  4. Rotation Arrows and Mounting Direction

    What the arrow on a bike tire sidewall means, why front and rear arrows can differ, and how makers say to mount a tire that has one.

  5. What 'E-Bike Rated' and Speed Labels on a Tire Mean

    What E-25 and E-50 marks on a tire say, what tire makers claim about e-bike tires, and where to look for your own rules.

  6. Tube and Valve Types: Presta, Schrader and Tubeless

    How to tell Presta, Schrader and Woods valves apart, what a tubeless setup changes, and what each type means for your pump.

  7. How E-Bike Tires Get Punctures

    How punctures, pinch flats, blowouts and tubeless burps happen, and what each kind of damage tends to look like on the tire and tube.