Inspection
Frame condition
Inspect the frame, fork, welds, and high-stress areas for cracks, dents, or prior repairs.
Trek
2023 Trek Fuel EX 9.8 GX AXS Gen 6
Previous used estimate
$2,405 - $2,475
Actual value depends on condition, size, and local demand.
Value Guide market data · 2023 Trek Fuel EX 9.8 GX AXS Gen 6
12-month projected trend
14%
Direction and magnitude, not judgment
vs. category average
27%
Drops faster than category avg
Price over time - 2023 Trek Fuel EX 9.8 GX AXS Gen 6
Values based on actual sales data. Enter your bike's specifics to get a precise valuation.
All Fuel model years
Overview
About this bike
Fuel EX 9.8 is a hard-charging trail bike with a light and stiff carbon frame that's smooth, quiet, and holds its own when you pick a line. It's loaded with the latest tech like a wireless SRAM GX AXS drivetrain that's super clean looking and customizable. 150mm front and 140mm rear suspension keep you in control on the roughest trails and it's all topped off with carbon Bontrager wheels with a quick-engaging hub.
Specifications
- Subtype
- Trail / Enduro
- Category
- Mountain
- Component Fork
- Fox Performance 36, Float EVOL air spring, GRIP damper, tapered steerer, 44mm offset, Boost110, 15mm Kabolt axle, 150mm travel
- Component Hubs
- Front: Bontrager alloy, sealed bearing, alloy axle, 6-bolt, Boost110, 15mm thru axle Rear: Bontrager alloy, sealed bearing, 6-bolt, Rapid Drive 108, Shimano MicroSpline freehub, Boost148, 12mm thru axle
- Component Rims
- Bontrager Line Elite 30, Tubeless Ready, 6-bolt, Boost110, 15mm thru axle
- Component Size
- X-Small, Small, Medium, Medium/Large, Large, X-Large
- Product Family
- Fuel
- Component Chain
- Shimano Ultegra/XT M8100, 12 speed
- Component Color
- Mulsanne Blue, Satin Baja Yellow, Deep Smoke
- Component Frame
- OCLV Mountain Carbon, internal storage, angle-adjust headset, Mino Link adjustable geometry, adjustable leverage rate, guided internal routing, magnesium rocker link, 34.9mm seat tube, ISCG 05, 55mm chainline, BSA 73, downtube guard, shuttle guard, ABP, UDH, Boost148, 140mm travel
- Component Brakes
- Shimano XT M8120 4-piston hydraulic disc
- Component Pedals
- Sold Separately
- Component Rotors
- Front: Shimano RT76, 6-bolt, 180mm Rear: Shimano RT76, 6-bolt, 203mm
- Component Saddle
- Bontrager Arvada, austenite rails, 138mm width
- Component Headset
- Integrated cartridge bearing, 1-1/8'' top, 1.5'' bottom, angle adjust cup compatible
- Component Crankset
- Shimano XT M8120, 30T, 55mm chainline, 170mm length
- Component Seatpost
- XS, S: Bontrager Line Elite Dropper, 100mm travel, MaxFlow, internal routing, 34.9mm, 345mm length M - ML: Bontrager Line Elite Dropper, 150mm travel, MaxFlow, internal routing, 34.9mm, 440mm length L: Bontrager Line Elite Dropper, 170mm travel, MaxFlow, internal routing, 34.9mm, 485mm length XL: Bontrager Line Elite Dropper, 200mm travel, MaxFlow, internal routing, 34.9mm, 550mm length
- Component Shifters
- Shimano XT M8100, 12 speed
- Component Handlebar
- XS, S: Bontrager RSL Integrated handlebar/stem, OCLV Carbon, 27.5mm handlebar rise, 820mm width, 0 degree stem rise, 35mm stem length M - XL: Bontrager RSL Integrated handlebar/stem, OCLV Carbon, 27.5mm handlebar rise, 820mm width, 0 degree stem rise, 45mm stem length
- Component Rear Tire
- XS, S: Bontrager SE5 Team Issue, Tubeless Ready, Core Strength sidewalls, aramid bead, 120 tpi, 27.5x2.50'' S - XL: Bontrager SE5 Team Issue, Tubeless Ready, Core Strength sidewalls, aramid bead, 120 tpi, 29x2.50''
- Component Wheel Set
- Front: Bontrager Line Elite 30, OCLV Mountain Carbon, Tubeless Ready, 6-bolt, Boost110, 15mm thru axle Rear: XS, S: Bontrager Line Elite 30, OCLV Mountain Carbon, Tubeless Ready, Rapid Drive 108, 6-bolt, Boost148, 12mm thru axle S - XL: Bontrager Line Elite 30, OCLV Mountain Carbon, Tubeless Ready, Rapid Drive 108, 6-bolt, Shimano MicroSpline freehub, Boost148, 12mm thru axle
- Component Front Tire
- XS, S: Bontrager SE5 Team Issue, Tubeless Ready, Core Strength sidewalls, aramid bead, 120 tpi, 27.5x2.50'' S - XL: Bontrager SE5 Team Issue, Tubeless Ready, Core Strength sidewalls, aramid bead, 120 tpi, 29x2.50''
- Component Rear Shock
- Fox Performance Float X, 2-position damper, 185mm x 55mm
- Component Tape Grips
- Bontrager XR Trail Elite, nylon lock-on
- Component Wheel Size
- 27.5-inch, 29-inch
- Component Bottom Bracket
- Shimano BB-MT501 BSA
- Component Rear Derailleur
- Shimano XT M8100, long cage
- Component Accessories Extras
- Bontrager BITS Internal Frame Storage Bag
- Component Cassette Freewheel
- Shimano XT M8100, 10-51, 12 speed
- Rear Shock
- Fox Performance Float X, 2-position damper, 185mm x 55mm
- Hubs
- Front: Bontrager alloy, sealed bearing, alloy axle, 6-bolt, Boost110, 15mm thru axle Rear: Bontrager alloy, sealed bearing, 6-bolt, Rapid Drive 108, Shimano MicroSpline freehub, Boost148, 12mm thru axle
- Rims
- Bontrager Line Elite 30, Tubeless Ready, 6-bolt, Boost110, 15mm thru axle
- Crankset
- Shimano XT M8120, 30T, 55mm chainline, 170mm length
- Pedals
- Sold Separately
- Bottom Bracket
- Shimano BB-MT501 BSA
- Chain
- Shimano Ultegra/XT M8100, 12 speed
- Seatpost
- XS, S: Bontrager Line Elite Dropper, 100mm travel, MaxFlow, internal routing, 34.9mm, 345mm length M - ML: Bontrager Line Elite Dropper, 150mm travel, MaxFlow, internal routing, 34.9mm, 440mm length L: Bontrager Line Elite Dropper, 170mm travel, MaxFlow, internal routing, 34.9mm, 485mm length XL: Bontrager Line Elite Dropper, 200mm travel, MaxFlow, internal routing, 34.9mm, 550mm length
- Saddle
- Bontrager Arvada, austenite rails, 138mm width
- Handlebar
- XS, S: Bontrager RSL Integrated handlebar/stem, OCLV Carbon, 27.5mm handlebar rise, 820mm width, 0 degree stem rise, 35mm stem length M - XL: Bontrager RSL Integrated handlebar/stem, OCLV Carbon, 27.5mm handlebar rise, 820mm width, 0 degree stem rise, 45mm stem length
- Headset
- Integrated cartridge bearing, 1-1/8'' top, 1.5'' bottom, angle adjust cup compatible
- Rear Derailleur
- Shimano XT M8100, long cage
- Rear Tire
- XS, S: Bontrager SE5 Team Issue, Tubeless Ready, Core Strength sidewalls, aramid bead, 120 tpi, 27.5x2.50'' S - XL: Bontrager SE5 Team Issue, Tubeless Ready, Core Strength sidewalls, aramid bead, 120 tpi, 29x2.50''
- Accessories & Extras
- Bontrager BITS Internal Frame Storage Bag
- Brakes
- Shimano XT M8120 4-piston hydraulic disc
- Fork
- Fox Performance 36, Float EVOL air spring, GRIP damper, tapered steerer, 44mm offset, Boost110, 15mm Kabolt axle, 150mm travel
- Frame
- OCLV Mountain Carbon, internal storage, angle-adjust headset, Mino Link adjustable geometry, adjustable leverage rate, guided internal routing, magnesium rocker link, 34.9mm seat tube, ISCG 05, 55mm chainline, BSA 73, downtube guard, shuttle guard, ABP, UDH, Boost148, 140mm travel
- Shifters
- Shimano XT M8100, 12 speed
- Tape/Grips
- Bontrager XR Trail Elite, nylon lock-on
- Color
- Deep Smoke
- Size
- X-Large
- Wheel Size
- 29-inch
- Cassette/Freewheel
- Shimano XT M8100, 10-51, 12 speed
- Rotors
- Front: Shimano RT76, 6-bolt, 180mm Rear: Shimano RT76, 6-bolt, 203mm
- Wheel Set
- Front: Bontrager Line Elite 30, OCLV Mountain Carbon, Tubeless Ready, 6-bolt, Boost110, 15mm thru axle Rear: XS, S: Bontrager Line Elite 30, OCLV Mountain Carbon, Tubeless Ready, Rapid Drive 108, 6-bolt, Boost148, 12mm thru axle S - XL: Bontrager Line Elite 30, OCLV Mountain Carbon, Tubeless Ready, Rapid Drive 108, 6-bolt, Shimano MicroSpline freehub, Boost148, 12mm thru axle
- Front Tire
- XS, S: Bontrager SE5 Team Issue, Tubeless Ready, Core Strength sidewalls, aramid bead, 120 tpi, 27.5x2.50'' S - XL: Bontrager SE5 Team Issue, Tubeless Ready, Core Strength sidewalls, aramid bead, 120 tpi, 29x2.50''
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.