No Spare Tyre in Your Car? 3 Emergency Options (And Why Foam Fails)

If you’ve recently bought a modern car (post-2016) and suffered a blowout, you’ve probably opened your boot expecting to find a spare wheel, only to find a small electric pump and a can of white liquid.

To save weight and improve emissions, over 70% of new cars no longer come with a spare tyre. If you are stranded, here are your emergency options.

Option 1: The Tyre Sealant (The Risky Option)

Your car likely came with a “Tyre Mobility Kit” (tyre foam). This connects to your 12V cigarette lighter and pumps a liquid sealant into the tyre.

Why this often fails:

• It only works for tiny holes: Tyre foam can only seal punctures smaller than 4mm located perfectly in the center of the tread.
• Useless for blowouts: If you hit a pothole, scraped a curb, or the sidewall has split, the foam will just pour straight out onto the road.
• It ruins the tyre: Once you pump foam into a tyre, the sticky chemical residue ruins the inner lining. Even if the puncture was originally repairable for £20, injecting foam guarantees you now have to buy a brand new tyre.

Option 2: The Breakdown Tow (The Slow Option)

If you have AA, RAC, or Green Flag cover, you can call them. However, because you do not have a spare wheel for them to fit, their only option is to tow you to a local garage.

If it is nighttime, a Sunday, or a Bank Holiday, that garage will be closed. You will be towed home, and your car will be stranded on your driveway until the garages open.

Option 3: The Mobile Tyre Fitter (The Fast Option)

If the foam won’t work and you don’t want to wait hours for a tow truck just to be left stranded at home, the most efficient solution is a mobile tyre fitter.

Mobile fitters operate as “garages on wheels.” They carry full tyre-mounting and digital balancing machines in the back of their vans.

How Rescue Fitter solves this instantly:

1. Tell us what you drive: Enter your registration on RescueFitter.co.uk. Our DVLA-linked system identifies the exact tyre size your car needs.
2. We source the rubber: Our automated system locates an independent local fitter who has your exact tyre size in stock (or secures it from a regional 24/7 wholesaler).
3. Fitted on the spot: The fitter arrives at your location, safely lifts your vehicle, removes the damaged tyre, and balances a brand-new one. You can drive away immediately.