When it's time to refresh or upgrade your seatpost, Trek Genuine Replacement Parts have you covered.
Product details
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Designed for Line 31.6 Gen 3 dropper seatpost
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Not cross compatible to Line Elite 31.6 dropper seatpost
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Not backwards compatible with any generation of 31.6 dropper seatposts
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Spacers are not 'stackable' to create greater travel reductions
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Refer to the Service Manual for assembly & service instructions
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