How do you ride a bike on cobbles?

Every Italian town centre seems designed by someone who wanted cyclists to feel humble. Sampietrini in Rome, porphyry setts in the north, polished river stones in old villages, and the occasional tram line for good measure. Cobbles are not dangerous in themselves. They are just loud, rattly and unforgiving of tense riders. The trick is to stop fighting them.

Tyres first

Most of the misery on cobbles comes from tyres pumped as hard as a road bike tyre on smooth tarmac. On stones, a hard tyre bounces from top to top and passes every jolt straight up your arms. A little less pressure lets the tyre wrap around the bumps instead.

Stay within the range printed on the tyre's sidewall, and don't go so soft that the rim knocks on the edge of a stone. If you ride a lot of old town streets, wider tyres make the whole experience calmer. It is one reason city bikes and hybrids feel happier in historic centres than narrow-tyred racing bikes; our guide to the difference between road, gravel and hybrid bikes goes into that.

Momentum and gearing

Cobbles reward a steady, slightly purposeful speed. Too slow and the bike wobbles into every gap; too fast and you lose the ability to react. Shift into a slightly bigger gear than you would use on smooth road, so each pedal stroke is a bit firmer and smoother. That keeps your weight driving through the pedals rather than bouncing on the saddle.

If you are not sure how to choose the gear, our page on using bike gears covers the basics. On cobbles, the rule is simply: change gear before the stones start, not halfway across them.

Grip and posture

This is where most people go wrong. On rough stones the instinct is to clutch the handlebars and lock your elbows. Do the opposite:

• Hands light. Hold the bars firmly enough to steer, loosely enough that the bike can move a little beneath you.
• Elbows soft. Bent arms work as suspension.
• Weight slightly back. Shift your bottom a touch rearwards so the front wheel can skip over bumps.
• Look ahead. Watch the road twenty metres away, not the stone in front of your wheel.

On a really rough patch, lifting your bottom a centimetre off the saddle and letting the bike move under you feels surprisingly good. It is the closest most of us get to feeling like a classics rider.

Choosing a line

Cobbled streets are rarely uniform. Look for:

• The crown. The middle of the road is often flatter and smoother where traffic has worn it.
• The edge. Some streets have a smooth band of stone slabs or a drain cover strip at the side. Watch for pedestrians and drain grilles.
• Avoid gaps and tram lines. Cross tram tracks as close to a right angle as you can, never at a shallow angle where a wheel can drop into the groove.

Once you choose a line, commit to it. Weaving between options is how wheels catch an edge.

Wet cobbles

Polished stone in the rain deserves real respect. Slow down before you reach the cobbles, brake gently and early in a straight line, and avoid leaning the bike over in corners: turn with the bike upright and your body doing the steering. Painted lines, metal covers and tram tracks are even slipperier than the stones. On a wet, steep, cobbled descent there is no shame in getting off and walking.

Comfort extras

Gloves with a bit of padding help on long cobbled stretches. Bar tape or grips with some cushion help too. Saddlebags and baskets that are not fixed tightly will rattle like a percussion section; strap them down.