Inspection
Frame condition
Inspect the frame, fork, welds, and high-stress areas for cracks, dents, or prior repairs.
Trek
2017 Trek Fuel EX 9.8 27.5 Plus
Previous used estimate
$1,356 - $1,395
Actual value depends on condition, size, and local demand.
Value Guide market data · 2017 Trek Fuel EX 9.8 27.5 Plus
12-month projected trend
11%
Direction and magnitude, not judgment
vs. category average
2%
Drops faster than category avg
Price over time - 2017 Trek Fuel EX 9.8 27.5 Plus
Values based on actual sales data. Enter your bike's specifics to get a precise valuation.
All Fuel model years
Overview
About this bike
The world's best-loved mountain bike keeps getting better. Fuel EX continues to set the bar for full suspension trail bike versatility, bringing race-day tech to all-day adventure. Want a rugged, capable long-travel trail bike, and a nimble XC bike? Get both with Fuel EX. Whether it's your millionth mile on the trail or your first, you'll love this bike. Key Features: - New 130mm frame is more capable and 29to; or 27.5+ compatible - Boost148/110: stronger wheels, more tire clearance, shorter stays - Exclusive suspension tech with ABP, Full Floater & RE:aktiv - Straight Shot stiffness, Knock Block frame defense
Specifications
- Category
- Mountain
- Component Fork
- Fox Performance 34 Float, FIT4 3-position damper, E2 tapered steerer, Boost110, G2 Geometry w/51mm offset, 140mm travel
- Component Hubs
- Front: DT Swiss 350 centerlock disc, Boost110; Rear: DT Swiss 350 centerlock, Boost148
- Component Stem
- Bontrager Line Pro, Knock Block, 35mm, 0 degree
- Product Family
- Fuel
- Component Chain
- Shimano Deore XT
- Component Frame
- OCLV Mountain Carbon main frame & seatstay, alloy chainstay, ABP, Boost148, Knock Block steerer stop, Full Floater, EVO link, E2 tapered head tube, Mino Link, Control Freak internal routing, Carbon Armor, PF92, ISCG 05, G2 Geometry, 130mm travel
- Component Tires
- Bontrager Chupacabra, Tubeless Ready, Inner Strength sidewalls, aramid bead, 27.5x2.80"
- Component Brakes
- Shimano Deore XT hydraulic disc
- Component Saddle
- Bontrager Evoke 3, titanium rails
- Component Headset
- Knock Block Integrated, cartridge bearing, sealed, 1-1/8" top, 1.5" bottom
- Component Cassette
- Shimano Deore XT, 11-40, 11 speed
- Component Crankset
- Shimano Deore XT
- Component Seatpost
- RockShox Reverb Stealth, 2-bolt head, 31.6mm, zero offset
- Component Shifters
- Shimano Deore XT M8000, 11 speed
- Component Handlebar
- Bontrager Line Pro, OCLV Carbon, 35mm, 15mm rise, 750mm width
- Component Wheel Set
- SUNringlÉ Duroc 40 SL 28-hole
- Component Chainrings
- 36/26
- Component Rear Shock
- Fox Performance Float EVOL, RE:aktiv 3-position damper, tuned by Trek Suspension Lab, 210x52.5mm
- Component Tape Grips
- Bontrager Race Lite, lock-on
- Component Brake Levers
- Shimano Deore XT hydraulic disc
- Component Bottom Bracket
- PF92
- Component Rear Derailleur
- Shimano Deore XT, Shadow Plus
- Component Fork Brand Model
- Fox Performance 34 Float, FIT4 3-position damper, E2 tapered steerer, Boost110, G2 Geometry w/51mm offset, 140mm travel
- Component Front Derailleur
- Shimano Deore XT, high direct mount
- Component Frame Construction
- OCLV Mountain Carbon main frame & seatstay, alloy chainstay, ABP, Boost148, Knock Block steerer stop, Full Floater, EVO link, E2 tapered head tube, Mino Link, Control Freak internal routing, Carbon Armor, PF92, ISCG 05, G2 Geometry, 130mm travel
- Frame Construction
- OCLV Mountain Carbon main frame & seatstay, alloy chainstay, ABP, Boost148, Knock Block steerer stop, Full Floater, EVO link, E2 tapered head tube, Mino Link, Control Freak internal routing, Carbon Armor, PF92, ISCG 05, G2 Geometry, 130mm travel
- Fork Brand & Model
- Fox Performance 34 Float, FIT4 3-position damper, E2 tapered steerer, Boost110, G2 Geometry w/51mm offset, 140mm travel
- Rear Shock
- Fox Performance Float EVOL, RE:aktiv 3-position damper, tuned by Trek Suspension Lab, 210x52.5mm
- Hubs
- Front: DT Swiss 350 centerlock disc, Boost110; Rear: DT Swiss 350 centerlock, Boost148
- Tires
- Bontrager Chupacabra, Tubeless Ready, Inner Strength sidewalls, aramid bead, 27.5x2.80"
- Crankset
- Shimano Deore XT
- Bottom Bracket
- PF92
- Chain
- Shimano Deore XT
- Seatpost
- RockShox Reverb Stealth, 2-bolt head, 31.6mm, zero offset
- Saddle
- Bontrager Evoke 3, titanium rails
- Handlebar
- Bontrager Line Pro, OCLV Carbon, 35mm, 15mm rise, 750mm width
- Headset
- Knock Block Integrated, cartridge bearing, sealed, 1-1/8" top, 1.5" bottom
- Front Derailleur
- Shimano Deore XT, high direct mount
- Rear Derailleur
- Shimano Deore XT, Shadow Plus
- Stem
- Bontrager Line Pro, Knock Block, 35mm, 0 degree
- Brake Levers
- Shimano Deore XT hydraulic disc
- Brakes
- Shimano Deore XT hydraulic disc
- Cassette
- Shimano Deore XT, 11-40, 11 speed
- Chainrings
- 36/26
- Fork
- Fox Performance 34 Float, FIT4 3-position damper, E2 tapered steerer, Boost110, G2 Geometry w/51mm offset, 140mm travel
- Frame
- OCLV Mountain Carbon main frame & seatstay, alloy chainstay, ABP, Boost148, Knock Block steerer stop, Full Floater, EVO link, E2 tapered head tube, Mino Link, Control Freak internal routing, Carbon Armor, PF92, ISCG 05, G2 Geometry, 130mm travel
- Shifters
- Shimano Deore XT M8000, 11 speed
- Tape/Grips
- Bontrager Race Lite, lock-on
- Wheel Set
- SUNringlÉ Duroc 40 SL 28-hole
What to check when buying used
Inspection
Drivetrain wear
Check chain stretch, cassette teeth, chainrings, and shifting under load before negotiating price.
Inspection
Service history
Ask for service records covering bearings, brakes, drivetrain, and any frame or fork warranty work.
Inspection
Suspension service
Confirm fork and rear shock service intervals and check pivot bearings for play.