Inspection
Frame condition
Inspect the frame, fork, welds, and high-stress areas for cracks, dents, or prior repairs.
Opus
Previous used estimate
$177 - $182
Actual value depends on condition, size, and local demand.

12-month projected trend
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Values based on actual sales data. Enter your bike's specifics to get a precise valuation.
Opus's Thunder is like an adult bike with real specs, just sized down for the little shredder in your life. A light aluminum frame sports a 50mm suspension fork and hydraulic disc brakes, so it's easy to pedal uphill and over trail, and keeps them safe and in control. Then you've got a 14-speed drivetrain with parts for the biggest players in the game: SRAM and Shimano. Plus, grippy Kenda knobbies on light aluminum rims spin easily on all their adventures.
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.