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−29 %Sram SRAM Rear derailleur GX Eagle 12 speed Long cage Lunar Grey graphics Original price was: 139,90 €.99,95 €Current price is: 99,95 €. Available

The rear derailleur is a key part of the bike's gearbox, as it moves the chain cassette between the different sprockets, allowing you to change gears while driving. A properly functioning rear derailleur ensures smooth and precise gear control. Types of rear derailleurs: Road bike rear derailleurs: Designed for fast and precise gear changes, they work well with narrow cassette spacings. Off-road rear derailleurs: stronger in construction, often equipped with a clutch that keeps the chain taut on rough terrain and reduces chain slip. Electric bike rear derailleurs: Designed to withstand higher loads and work seamlessly with electric assisted systems. When selecting a rear derailleur, consideration should be given to compatibility with gear levers, chain and cassette, and the appropriate cage length to determine how wide a range of gears it can handle. Regular cleaning and correct adjustment will ensure accurate operation and extend the life of the rear derailleur, improving driving comfort and gearbox reliability.