The Segway ZT3 Pro runs 11-inch tyres and weighs 65.5 lb. That tyre size is what fitment turns on: below are the inner tubes whose size matches this model's 11" wheels, each with its valve type and stem so you can check it against your own rim before ordering. After the tube fitment come locks — which fit any scooter because you secure them to the frame — ranked on independent Sold Secure grade rather than fit.
Matched to this model's 11" tyre size. A size match is not a fit guarantee — the valve type (Schrader vs Presta) and stem shape must line up with your rim, so confirm both before ordering. Where a seller doesn't publish the valve type we say so rather than guess.
Seller-listed spec: Bent stem as listed; the seller does not publish the valve type, so we show it as unpublished — confirm valve type and stem before ordering.
More sizes and valve-confirmed options on the tubes & tyres page.
We match tubes to the 11" tyre size we hold for the Segway ZT3 Pro, but a tube can be exactly the right diameter and still be unusable, so do these three checks before you buy. First, read the full size off the sidewall or the old tube — a 10-inch scooter tyre can read 10×2, 10×2.125 or 10×2.5, and those widths are not always interchangeable, so line the exact number up rather than trusting the nominal inch figure. Second, check the valve type: almost every scooter uses a Schrader (fat, car-style) valve, but a Presta tube will not seal in a Schrader-drilled rim without an adapter — we show each tube's valve type, and where the seller doesn't state it we mark it unpublished rather than guess. Third, check the stem shape: many rims are recessed and need a bent (90°) stem to get a pump on the valve, and a straight stem simply won't reach.
The single check that never lets you down is to pull the old tube and read its markings and valve directly — that tells you exactly what the Segway ZT3 Pro takes. Everything we show here is the seller's published spec, flagged as such; it is a shortlist to start from, not a fitment guarantee. If the Segway ZT3 Pro runs tubeless tyres, it can be ridden without a tube on a proper tubeless rim, but many owners carry a tube anyway as a roadside repair — the same size and valve checks apply.
One practical habit worth building: buy tubes in pairs and keep the spare with the scooter. A tube is cheap, a flat on the Segway ZT3 Pro strands you, and the tubes here ship two to a pack precisely because a puncture rarely happens at a convenient moment. Thicker butyl-rubber tubes and puncture-resistant options cost a little more and resist pinch flats better, which matters more the heavier the scooter and the harder its tyres are run. Pack a pair of tyre levers and a compact pump or CO2 inflator alongside the spare, and note that a bent valve stem is worth having even if your current rim would take a straight one — it makes topping the pressure up far easier, and correct pressure is the single biggest thing you can do to avoid flats in the first place. None of this changes the fitment rule: match the size, confirm the valve type and stem, and only then order.
Highest grade in this shortlist: Sold Secure Diamond. Ranked on independent certification, not fit. Full list on the locks page.
98Seller-listed spec: Item weight 3.50 lb, as listed by the seller on Amazon; not an independent measurement.
98Seller-listed spec: Item weight 4.55 lb, as listed by the seller on Amazon; not an independent measurement.
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