Inspection
Frame condition
Inspect the frame, fork, welds, and high-stress areas for cracks, dents, or prior repairs.
Diamondback
Previous used estimate
$308 - $317
Actual value depends on condition, size, and local demand.

12-month projected trend
— %
Direction and magnitude, not judgment
vs. category average
4%
Drops faster than category avg
Values based on actual sales data. Enter your bike's specifics to get a precise valuation.
Choose a different build or frame style to see its value.
Diamondback's Century Sport Disc features the performance of disc braking on an endurance road bike that is designed to offer all-day comfort. Designed with Enhanced Performance Geometry, it has a taller head tube so you can sit up and take the strain off your neck and low back when you’re out for a long pedal. The 6061-T6 aluminum strikes the perfect balance of strength and low weight. The tapered head tube works in tandem with the carbon fork to deliver the utmost in steering precision. With a HED wheelset and a Shimano 105/Ultegra drivetrain and brakes, your road rides will never be the same.
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.