Inspection
Frame condition
Inspect the frame, fork, welds, and high-stress areas for cracks, dents, or prior repairs.
Diamondback
Previous used estimate
$154 - $158
Actual value depends on condition, size, and local demand.

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Thanks to its strong, light aluminum frame and 120mm-travel RockShox Tora fork, Diamondback's Response Comp is ready to take on anything! The bike's Avid mechanical-disc brakes and grippy Kenda tires ensure smooth rolling, total control and excellent traction even on treacherous trails. Plus, the precision-shifting 27-speed SRAM drivetrain has all the right gears for flying up and down the hills. The Response Comp provides rugged reliability and endless good times in an affordable package.
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.
Inspection
Confirm fork and rear shock service intervals and check pivot bearings for play.