Inspection
Frame condition
Inspect the frame, fork, welds, and high-stress areas for cracks, dents, or prior repairs.
Trek
Previous used estimate
$1,064 - $1,095
Actual value depends on condition, size, and local demand.

12-month projected trend
11%
Direction and magnitude, not judgment
vs. category average
1%
Drops faster than category avg
Values based on actual sales data. Enter your bike's specifics to get a precise valuation.
Fuel EX 5 is the gateway to full suspension trail bikes. Trail-taming RockShox front and rear suspension, a Shimano 1x12 drivetrain, a dropper post for getting low on descents, and hydraulic disc brakes make Fuel EX 5 a high-value, high-performance mountain bike with exceptional versatility. It's right for you if... You're ready to go full suspension, and you want a versatile trail bike at a great value. You want a ride that's sure-footed, capable, and responsive so you can stay in control no matter where you're riding. The tech you get A lightweight aluminum frame with a Straight Shot down tube for extra stiffness in the rough, and a Knock Block steerer stop to protect against spinning bars. A 140mm RockShox Recon Silver fork, 130mm of rear travel with an X-Fusion Pro 2 shock, a durable 12-speed Shimano Deore drivetrain, dropper post, and hydraulic disc brakes. The final word You get full suspension performance without the sticker shock. Fuel EX 5 has the same frame technology as our higher-end alloy Fuel EX models with parts chosen to keep the price tag low and stoke level high. Why you'll love it - You get a high-end ride at an exceptional value with frame features like Boost148 and ABP that give you confident handling and room to upgrade parts as your skills grow - It has the capability of far more expensive trail bikes: it shreds singletrack and can even handle the occasional XC or enduro race - The dropper post lets you lower your saddle on the fly so it's out of the way on descents - The RockShox fork's Solo Air spring can easily be adjusted for a specific rider weight, and it's lighter than a coil spring - We expanded our size range to ensure a better fit for all riders. And, you get the fastest wheel that fits your frame: XS frames get 27.5" wheels, S frames get to choose between 27.5" or 29", and sizes M to XL get 29" wheels Wheel size: Sizes X-Small – Small: 27.5-inch Sizes Small – X-Large: 29-inch
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.