Inspection
Frame condition
Inspect the frame, fork, welds, and high-stress areas for cracks, dents, or prior repairs.
Trek
2024 Trek Top Fuel 9.9 XTR
Previous used estimate
$5,487 - $5,646
Actual value depends on condition, size, and local demand.
Value Guide market data · 2024 Trek Top Fuel 9.9 XTR
12-month projected trend
15%
Direction and magnitude, not judgment
vs. category average
15%
Drops faster than category avg
Price over time - 2024 Trek Top Fuel 9.9 XTR
Values based on actual sales data. Enter your bike's specifics to get a precise valuation.
All Top Fuel model years
2026$7,399 - $7,613▲ 35% vs. 2024
2025$7,259 - $7,468▲ 32% vs. 20242024$5,487 - $5,646Currently viewing
2023$3,560 - $3,663▼ 35% vs. 2024
2022$3,739 - $3,847▼ 32% vs. 2024
2021$3,063 - $3,151▼ 44% vs. 2024
2020$3,371 - $3,468▼ 39% vs. 2024
2019$1,149 - $1,182▼ 79% vs. 2024
2018$1,234 - $1,270▼ 78% vs. 2024Overview
About this bike
Top Fuel 9.9 XTR is a top-shelf full-suspension mountain bike for riders who are serious about their fun. Its lightweight carbon frame is spec'd to the hilt with high-end suspension and high-performance parts. And all those fancy bits and bobs are really, really good at hitting the party line. It's right for you if... You're looking for the fastest way to a good time on the trail, and you're willing to crack open the piggy bank for top-shelf suspension and lots of lightweight carbon. The tech you get A light and stiff full carbon frame, 120mm Fox Factory 34 fork, 120mm of rear travel with a Fox Factory Float shock, and a smooth and precise Shimano XTR 1x12 drivetrain. Plus, wide carbon Bontrager Kovee Pro 30 wheels with a 108-tooth Rapid Drive hub for instant engagement, and lots of carbon everywhere. The final word With Top Fuel 9.9, you get a smooth, fast ride that doesn't shy away from rowdy trails. An OCLV Mountain Carbon frame, top-of-the-line suspension, and carbon components join forces for a nimble and insanely fun ride. Why you'll love it - The OCLV Carbon RSL integrated bar/stem is ultralight, ultra-comfortable, and it looks awesome - Wider Line Pro 30 wheels provide better tire support so you can run lower pressure and get more traction - This bike's killer suspension setup is both efficient and ready to party - A sleek internal storage compartment gives you a versatile spot to stow tools and gear
Specifications
- Subtype
- Cross Country
- Category
- Mountain
- Component Fork
- Fox Factory 34, Float EVOL air spring, GRIP2 damper, tapered steerer, 44mm offset, Kashima Coat, Boost110, 15mm Kabolt axle, 130mm travel
- Component Size
- Small, Medium, Medium/Large, Large, X-Large
- Product Family
- Top Fuel
- Component Chain
- Shimano Dura-Ace/XTR M9100, 12 speed
- Component Color
- Pennyflake, Matte Raw Carbon
- Component Frame
- OCLV Mountain Carbon, internal storage, tapered head tube, Knock Block 2.0, internal guided routing, downtube guard, magnesium rocker link, Mino Link, ABP, Boost148, 120mm travel
- Component Brakes
- Shimano XTR M9100 hydraulic disc
- Component Pedals
- Sold separately
- Component Rotors
- Size: S, M, M/L, L, XL Shimano RT86, 6-bolt, 180mm Size: S, M, M/L, L, XL Shimano RT86, 6-bolt, 160mm
- Component Saddle
- Bontrager Arvada Pro, carbon rails, 138mm width
- Component Headset
- Knock Block 2.0 Integrated, 72-degree radius (includes infinite-radius chip), sealed cartridge bearing, 1-1/8'' top, 1.5'' bottom
- Component Crankset
- E*thirteen TRS Race Carbon, 30T, 55mm chainline, 170mm length
- Component Seatpost
- Size: S Bontrager Line Elite Dropper, 100mm travel, MaxFlow, internal routing, 34.9mm, 345mm length Size: M, M/L Bontrager Line Elite Dropper, 150mm travel, MaxFlow, internal routing, 34.9mm, 440mm length Size: L Bontrager Line Elite Dropper, 170mm travel, MaxFlow, internal routing, 34.9mm, 485mm length Size: XL Bontrager Line Elite Dropper, 200mm travel, MaxFlow, internal routing, 34.9mm, 550mm length
- Component Shifters
- Shimano XTR M9100, 12 speed
- Component Handlebar
- Size: S Bontrager RSL Integrated handlebar/stem, OCLV Carbon, 27.5mm handlebar rise, 820mm width, 0 degree stem rise, 35mm stem length Size: M, M/L, L, XL Bontrager RSL Integrated handlebar/stem, OCLV Carbon, 27.5mm handlebar rise, 820mm width, 0 degree stem rise, 45mm stem length
- Component Rear Tire
- Bontrager XR4 Team Issue, Tubeless Ready, Inner Strength sidewalls, aramid bead, 120tpi, 29x2.40''
- Component Wheel Set
- Front: Bontrager Line Pro 30, OCLV Mountain Carbon, Tubeless Ready, 6-bolt, Boost110, 15mm thru axle Rear: Bontrager Line Pro 30, OCLV Mountain Carbon, Tubeless Ready, Rapid Drive 108, 6-bolt, Shimano MicroSpline freehub, Boost148, 12mm thru axle
- Component Front Tire
- Bontrager XR4 Team Issue, Tubeless Ready, Inner Strength sidewalls, aramid bead, 120tpi, 29x2.40''
- Component Rear Shock
- Fox Factory Float DPS, 3-position damper, open-mode adjustment, Kashima Coat, 185mm x 50mm
- Component Tape Grips
- Bontrager XR Trail Elite, nylon lock-on
- Component Bottom Bracket
- E*thirteen BB20-P, BSA threaded, 73mm width
- Component Rear Derailleur
- Shimano XTR M9100, Shadow Plus, long cage, 51T max cog
- Component Cassette Freewheel
- Shimano XTR M9101, 10-51, 12 speed
- Rear Shock
- Fox Factory Float DPS, 3-position damper, open-mode adjustment, Kashima Coat, 185mm x 50mm
- Crankset
- E*thirteen TRS Race Carbon, 30T, 55mm chainline, 170mm length
- Pedals
- Sold separately
- Bottom Bracket
- E*thirteen BB20-P, BSA threaded, 73mm width
- Chain
- Shimano Dura-Ace/XTR M9100, 12 speed
- Seatpost
- Size: S Bontrager Line Elite Dropper, 100mm travel, MaxFlow, internal routing, 34.9mm, 345mm length Size: M, M/L Bontrager Line Elite Dropper, 150mm travel, MaxFlow, internal routing, 34.9mm, 440mm length Size: L Bontrager Line Elite Dropper, 170mm travel, MaxFlow, internal routing, 34.9mm, 485mm length Size: XL Bontrager Line Elite Dropper, 200mm travel, MaxFlow, internal routing, 34.9mm, 550mm length
- Saddle
- Bontrager Arvada Pro, carbon rails, 138mm width
- Handlebar
- Size: S Bontrager RSL Integrated handlebar/stem, OCLV Carbon, 27.5mm handlebar rise, 820mm width, 0 degree stem rise, 35mm stem length Size: M, M/L, L, XL Bontrager RSL Integrated handlebar/stem, OCLV Carbon, 27.5mm handlebar rise, 820mm width, 0 degree stem rise, 45mm stem length
- Headset
- Knock Block 2.0 Integrated, 72-degree radius (includes infinite-radius chip), sealed cartridge bearing, 1-1/8'' top, 1.5'' bottom
- Rear Derailleur
- Shimano XTR M9100, Shadow Plus, long cage, 51T max cog
- Rear Tire
- Bontrager XR4 Team Issue, Tubeless Ready, Inner Strength sidewalls, aramid bead, 120tpi, 29x2.40''
- Brakes
- Shimano XTR M9100 hydraulic disc
- Fork
- Fox Factory 34, Float EVOL air spring, GRIP2 damper, tapered steerer, 44mm offset, Kashima Coat, Boost110, 15mm Kabolt axle, 130mm travel
- Frame
- OCLV Mountain Carbon, internal storage, tapered head tube, Knock Block 2.0, internal guided routing, downtube guard, magnesium rocker link, Mino Link, ABP, Boost148, 120mm travel
- Shifters
- Shimano XTR M9100, 12 speed
- Tape/Grips
- Bontrager XR Trail Elite, nylon lock-on
- Color
- Matte Raw Carbon
- Size
- X-Large
- Cassette/Freewheel
- Shimano XTR M9101, 10-51, 12 speed
- Rotors
- Size: S, M, M/L, L, XL Shimano RT86, 6-bolt, 180mm Size: S, M, M/L, L, XL Shimano RT86, 6-bolt, 160mm
- Wheel Set
- Front: Bontrager Line Pro 30, OCLV Mountain Carbon, Tubeless Ready, 6-bolt, Boost110, 15mm thru axle Rear: Bontrager Line Pro 30, OCLV Mountain Carbon, Tubeless Ready, Rapid Drive 108, 6-bolt, Shimano MicroSpline freehub, Boost148, 12mm thru axle
- Front Tire
- Bontrager XR4 Team Issue, Tubeless Ready, Inner Strength sidewalls, aramid bead, 120tpi, 29x2.40''
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.