Iain Treloar gets geared up to explain the secrets of chains, gears and ratios for road bikes. Gearing has gone through a number of variations over the past 10 years. On mountain bikes: a wide spread remains king—generally a triple chainring on the front, multiplied by between 7 and 11 gears on the back. Recently, however, this has started
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A smart and beautifully-executed wide-range gearing solution for the road: Iain Treloar reports on testing. Rating 90% Function 38/40 Quality 38/40 Price 7/10 Appearance 7/10 Derailleur from $94.95 (Apex), $174.95 as tested (Force 22); cassette from $71.95 (Apex), $134.95 as tested (Force 22) At
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Keep your chain as straight as possible and your derailleur gears will change more smoothly and need less maintenance. Simon Vincett offers a lesson in easier riding. The bike chain works best when it is straight but it is its useful ability to run at an angle that makes derailleur gear systems possible. The art
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