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8 votes
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Does the rear derailleur hanger need lubrication

A rear derailleur has four pivot points in a parallelogram, a bushing in each jockey wheel, and a big pivot to apply B tension. That's 7 different places where corrosion can mess with the operation of ...
Criggie's user avatar
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4 votes

Does the rear derailleur hanger need lubrication

The interface between hanger and derailleur doesn’t need lube apart from a smudge of grease before assembly but the main pivot, the parallelogram, and the cage pivot of the derailleur need regular ...
Warren Burton's user avatar

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