Inspection
Frame condition
Inspect the frame, fork, welds, and high-stress areas for cracks, dents, or prior repairs.
Trek
2020 Trek Top Fuel 9.8
Previous used estimate
$1,945 - $2,001
Actual value depends on condition, size, and local demand.
Value Guide market data · 2020 Trek Top Fuel 9.8
12-month projected trend
9%
Direction and magnitude, not judgment
vs. category average
4%
Drops faster than category avg
Price over time - 2020 Trek Top Fuel 9.8
Values based on actual sales data. Enter your bike's specifics to get a precise valuation.
All Top model years
2025$6,230 - $6,410▲ 220% vs. 2020
2024$2,116 - $2,177▲ 9% vs. 2020
2023$3,655 - $3,760▲ 88% vs. 2020
2021$3,148 - $3,239▲ 62% vs. 20202020$1,945 - $2,001Currently viewing
2019$2,256 - $2,321▲ 16% vs. 2020
2018$2,235 - $2,299▲ 15% vs. 20202017$2,046 - $2,105▲ 5% vs. 2020
2016$1,992 - $2,050▲ 2% vs. 2020
2012$1,561 - $1,606▼ 20% vs. 2020
2011$1,437 - $1,478▼ 26% vs. 2020
2010$1,313 - $1,351▼ 32% vs. 2020
2009$1,153 - $1,186▼ 41% vs. 2020
2008$1,153 - $1,186▼ 41% vs. 2020
2007$1,249 - $1,285▼ 36% vs. 2020Overview
About this bike
Top Fuel 9.8 is a high-performance full suspension mountain bike for endurance racers and riders who don't settle for one style of riding. It combines the best qualities of XC and trail bikes for an unbelievably fun, efficient, and capable rig. It's fast on flow, shreds big singletrack, and conquers endurance events. The 9.8 is built with an OCLV Mountain Carbon frame and across-the-board parts upgrades, including a 120mm Fox Performance 34 Step-Cast fork, SRAM GX Eagle drivetrain, and carbon wheels and bars. It's right for you if... You want an efficient, capable, short-travel trail bike that excels at endurance and stage racing and can handle rough trails and even XC races. You appreciate the performance advantage of carbon and want a superlight bike with race-level components and suspension. The tech you get A full OCLV Mountain Carbon frame, upgraded 120mm Fox Performance 34 Step-Cast Float fork with GRIP damper, 115mm of rear travel with a Fox Performance Float shock, and a 1x12 SRAM GX Eagle drivetrain with Truvativ Descendant 7k DUB cranks. Plus, wide carbon Bontrager Kovee Elite 30 wheels with a 54-tooth Rapid Drive hub for fast engagement, TwistLoc dual remote suspension lockout, Bontrager Line Elite Dropper, Bontrager Kovee Pro OCLV Carbon handlebars, and upgraded Shimano SLX hydraulic disc brakes. The final word Top Fuel 9.8 is an efficient, capable, and ridiculously fun short-travel carbon trail bike with the performance boost of upgraded parts like the drivetrain, fork, and brakes. It's built to rip technical terrain and descents, speed through flow sections, and withstand the beating endurance races dole out. Why you'll love it - This bike wants to go fast—it's built with no-nonsense, high-performance parts - You get a Straight Shot down tube for extra stiffness in the rough and Knock Block frame defense to protect against spinning bars and fork crowns - TwistLoc simultaneously locks out front and rear shocks for climbs and sprints with the simple Grip Shift-like motion - Wider Kovee Elite 30 wheels provide better tire support so you can run lower pressure and get more traction - This short-travel trail bike gives you a suspension setup that’s capable in several MTB disciplines, and especially suited to endurance events
Specifications
- Subtype
- Cross Country
- Category
- Mountain
- Component Fork
- Fox Performance 34 Step-Cast, Float EVOL air spring, GRIP 2-position damper, TwistLoc remote, tapered steerer, 44mm offset, Boost110, 15mm Kabolt axle, 120mm travel
- Component Size
- Small, Medium, Medium/Large, Large, X-Large, XX-Large
- Component Stem
- Bontrager Kovee Pro, 35mm, Knock Block, Blendr compatible, 13 degree
- Product Family
- Top
- Component Axles
- Front: 110x15mm Rear: 148x12mm
- Component Chain
- SRAM GX Eagle, 12 speed
- Component Color
- Matte Carbon/Gloss Trek Black, Trek Black to Teal Fade, Viper Red
- Component Frame
- OCLV Mountain Carbon main frame & stays, tapered head tube, Knock Block, Control Freak internal routing, Carbon Armor, magnesium rocker link, Mino Link, ABP, Boost148, 115mm travel
- Component Brakes
- Shimano SLX M7000 hydraulic disc, 180mm front rotor, 160mm rear rotor
- Component Saddle
- Bontrager Montrose Elite, titanium rails
- Component Headset
- Knock Block Integrated, sealed cartridge bearing, 1-1/8" top, 1.5" bottom
- Component Cassette
- SRAM XG-1275 Eagle, 10-50, 12 speed
- Component Crankset
- Truvativ Descendant 7k Eagle DUB, Boost
- Component Shifters
- SRAM GX Eagle, 12 speed
- Component Handlebar
- Bontrager Line Pro, OCLV Carbon, 35mm, 15mm rise
- Component Seat Post
- Bontrager Line Elite Dropper, internal routing, 31.6mm
- Component Chainrings
- 32T alloy ring
- Component Front Tire
- Bontrager XR3 Team Issue, Tubeless Ready, Inner Strength sidewall, aramid bead, 120tpi, 29x2.40"
- Component Rear Shock
- Fox Performance Float, 2-position DPS damper, TwistLoc remote, tuned by Trek Suspension Lab, 190x45mm
- Component Tape Grips
- SRAM TwistLoc
- Component Bottom Bracket
- SRAM DUB, 92mm, PressFit
- Component Rear Derailleur
- SRAM GX Eagle
- Rear Shock
- Fox Performance Float, 2-position DPS damper, TwistLoc remote, tuned by Trek Suspension Lab, 190x45mm
- Crankset
- Truvativ Descendant 7k Eagle DUB, Boost
- Bottom Bracket
- SRAM DUB, 92mm, PressFit
- Chain
- SRAM GX Eagle, 12 speed
- Saddle
- Bontrager Montrose Elite, titanium rails
- Handlebar
- Bontrager Line Pro, OCLV Carbon, 35mm, 15mm rise
- Headset
- Knock Block Integrated, sealed cartridge bearing, 1-1/8" top, 1.5" bottom
- Rear Derailleur
- SRAM GX Eagle
- Stem
- Bontrager Kovee Pro, 35mm, Knock Block, Blendr compatible, 13 degree
- Axles
- Front: 110x15mm Rear: 148x12mm
- Brakes
- Shimano SLX M7000 hydraulic disc, 180mm front rotor, 160mm rear rotor
- Cassette
- SRAM XG-1275 Eagle, 10-50, 12 speed
- Chainrings
- 32T alloy ring
- Fork
- Fox Performance 34 Step-Cast, Float EVOL air spring, GRIP 2-position damper, TwistLoc remote, tapered steerer, 44mm offset, Boost110, 15mm Kabolt axle, 120mm travel
- Frame
- OCLV Mountain Carbon main frame & stays, tapered head tube, Knock Block, Control Freak internal routing, Carbon Armor, magnesium rocker link, Mino Link, ABP, Boost148, 115mm travel
- Seat Post
- Bontrager Line Elite Dropper, internal routing, 31.6mm
- Shifters
- SRAM GX Eagle, 12 speed
- Tape/Grips
- SRAM TwistLoc
- Color
- Viper Red
- Size
- XX-Large
- Front Tire
- Bontrager XR3 Team Issue, Tubeless Ready, Inner Strength sidewall, 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.