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Duotone panel — violet briefing on the left, lime-sealed detail sheet on the right.
Fitted with a synthetic latex bladder
The Power Assist Bumper enforces heavier
Compatible with existing eTap batteries (not included)
the Repack offers a minimalist approach to wearable hydration
Functions: 21
Trek FX Sport SL 4 Fitness Bike 2026 Size:X-Small Fitted with a synthetic latexTrek FX Sport SL 4 Fitness Bike 2026 FX Sport 4 is a carbon fiber fitness bike for riders who want the speed of a lightweight road bike with the comfort and control of a flat handlebar. The 1x drivetrain simplifies shifting without sacrificing gear range, making this high performance bike perfect for everything from solo workouts to speedy group rides. It's right for you if You're ready to log big miles, and you prefer the feel of a flat handlebar to
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