Category Maintenance

Learn how to tell an unseated tire bead from dangerous casing damage and decide whether to reseat or replace the tire.

Locate and fix a tubeless valve-area leak by reseating the valve, checking rim tape, and replacing worn sealing parts.

That clunk under front braking is usually a loose headset — here's how to confirm it, adjust it in five minutes, and know when bearings must be replaced.

Diagnose why a disc brake lever bottoms out on the bar — cable slack, worn pads, or trapped air — and apply the fix that matches your brake type.

Load exposes what the repair stand hides: how to trace on-road shifting failures to chain wear, cable friction, or a bent hanger.

Pedals spinning uselessly usually means a failed freehub ratchet — here is how to tell in one minute, and which versions are still rideable.

Work out in under a minute whether your refitted wheel is seated wrong, the caliper needs centring, or the rim itself is out of true.

A step-by-step low-limit-screw fix, plus the bent cage, loose clamp, and worn-ring faults that mimic it when adjustment alone won't hold.

Learn how to trace a standing-pedal click, check common load-related causes, and spot warning signs that make riding unsafe.

Find the hidden cause of an overnight flat, test the valve and tube, and repair the problem before it damages your rim or ruins a ride.