Inspection
Frame condition
Inspect the frame, fork, welds, and high-stress areas for cracks, dents, or prior repairs.
Diamondback
Previous used estimate
$138 - $142
Actual value depends on condition, size, and local demand.

12-month projected trend
4%
Direction and magnitude, not judgment
vs. category average
3%
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.
A sporty ride for fun, fitness, commuting and everything else, Diamondback's Insight 1 is all about taking you where you want to go in high style. Its light and nimble Diamondback aluminum frame rides like a dream, while the aluminum 700c wheels roll almost effortlessly. Plus, Shimano's 21-speed drivetrain gives you the perfect gears for the road's ups and downs and the powerful linear-pull brakes keep you in control mile after mile.
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.