Inspection
Frame condition
Inspect the frame, fork, welds, and high-stress areas for cracks, dents, or prior repairs.
Trek
Estimated used market value
$2,245 - $2,310
Actual value depends on condition, size, and local demand.

12-month projected trend
10%
Direction and magnitude, not judgment
vs. category average
2%
Drops faster than category avg
Values based on actual sales data. Enter your bike's specifics to get a precise valuation.
Madone SL 6 Disc gives you the advanced aerodynamic performance and all-around ride quality of our ultimate race bike at a great value. It has aero wheels, a road-smoothing IsoSpeed decoupler, powerful hydraulic disc brakes, and a sleek look that screams for speed. It's right for you if... You want to go really freakin' fast. You know exactly what it's like to be off the front, battling the wind in a solo break, and want all the free speed you can get. You also know a great value when you see it and appreciate the fit and customization options of a standard bar and stem and the all-weather stopping power of disc brakes. The tech you get A lightweight 500 Series OCLV Carbon frame and fork with Kammtail Virtual Foil tubes that cut through the wind, a road-smoothing IsoSpeed decoupler, a Shimano Ultegra 2x11 groupset, tubeless-ready Bontrager Aeolus Comp wheels, hydraulic disc brakes, and an aero handlebar that's compatible with clip-on aero bars. The final word You get the free speed, aerodynamic advantage, and superior ride quality of our ultimate race bike at a great value, plus the added ability to mount clip-on aero bars for time trials and triathlons. Why you'll love it - Adjustable Top Tube IsoSpeed lets you adjust compliance to your preference, and it's damped with an elastomer so it rebounds in a smooth, controlled, stable motion - All the aero advantages of Madone, plus the added capability to clip-on aero bars for triathlons and time trials - Disc brakes offer better braking performance and extra clearance for wider, more stable tires - The Madone seatpost has an integrated mount for the Bontrager Flare RT tail light - Let's be honest: this bike looks awesome like it's breaking speed records even when it's parked at the cafÉ for a post-ride espresso
Inspection
Inspect the frame, fork, welds, and high-stress areas for cracks, dents, or prior repairs.
Inspection
Check chain stretch, cassette teeth, chainrings, and shifting under load before negotiating price.
Inspection
Ask for service records covering bearings, brakes, drivetrain, and any frame or fork warranty work.