Trek
Trek Integrated Seatpost Light Mount
A clean, integrated solution for mounting a rear light on select Trek road bikes. This genuine Trek replacement part positions the light securely between the saddle rails for a streamlined look and reliable visibility. Designed specifically for compatibility with the Flare RT, it offers a factory‑fit aesthetic without cluttering the seatpost or interfering with the bike’s lines.
Product Features:
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Integrated rear light bracket that mounts cleanly between saddle rails
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Fits 2019+ Madone SLR, 2020+ Domane SL/SLR and 2020+ Madone SL
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Not compatible when used with a seat pack
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Not compatible with Domane Gen 4
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Not compatible with Trek CarBack Radar
Shipping information
Ships in 2–3 business days with free delivery across Canada on orders over $99. Same‑day pickup available Tue–Sat (closed Sun–Mon).
Returns & warranty
Enjoy hassle‑free returns within 30 days on unused items in original packaging (excludes bikes and sale items). Free in‑store returns anytime.