Trek 3900 Mountain bike - $260 (beaverton)

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bicycle type: mountain

frame size: 20" large

wheel size: 26 in

bicycle frame material: aluminum

suspension: suspension fork (hardtail)

brake type: v-brakes

handlebar type: downhill

condition: good

make / manufacturer: Trek

model name / number: 3900

serial number: 022C1417A

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A reliable and strong mountain bike built for trail riding. The Trek 3900 features a durable aluminum frame, smooth shifting, 26” wheels. $260

Key Features:
• Frame: Lightweight aluminum, 20” (large size)
• Wheels: 26” Bontrager tires and Matrix 550 tires
• Fork: Spinner suspension fork
• Drivetrain: Shimano Acera 24-speed (3×8) — reliable and easy shifting
• Brakes: Linear-pull (V-brake) setup
• Extras: Quick-release wheels.

post id: 7926657767

posted: 2026-04-09 10:51

updated: 2026-05-03 19:01

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Trek 3900 Mountain bike - bicycles - by owner - bike sale - craigslist