Inspection
Frame condition
Inspect the frame, fork, welds, and high-stress areas for cracks, dents, or prior repairs.
Trek
Previous used estimate
$127 - $130
Actual value depends on condition, size, and local demand.

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Trek's 3700 is a comfortable, versatile ride that's at home on trails and tarmac. It sports Trek's nimble White Series aluminum frame and a plush 80mm-travel SunTour suspension fork for a light and lively ride. You'll enjoy easy pedaling and complete control thanks to the quick-shifting 21-speed drivetrain and grippy linear-pull brakes. Plus, you'll love the comfy Bontrager seat.
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.