With a record number of overall World Cup wins and the only perfect season in MTB history to her name, Rachel Atherton is the queen of downhill racing. Do you need help replacing a worn drivechain?
Cycling Weekly on MSN
How often should you replace your chain and cassette, and does cross chaining really matter?
We asked the experts the fundamental questions on chain and cassette maintenance to help you navigate both the costs and work you can expect for a smooth running, reliable bike.
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