Inspection
Frame condition
Inspect the frame, fork, welds, and high-stress areas for cracks, dents, or prior repairs.
Trek
2019 Trek Top Fuel 9.8 SL
Previous used estimate
$2,119 - $2,180
Actual value depends on condition, size, and local demand.
Value Guide market data · 2019 Trek Top Fuel 9.8 SL
12-month projected trend
13%
Direction and magnitude, not judgment
vs. category average
2%
Drops faster than category avg
Price over time - 2019 Trek Top Fuel 9.8 SL
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▲ 194% vs. 2019
2024$2,116 - $2,1770% vs. 2019
2023$3,655 - $3,760▲ 72% vs. 2019
2021$3,148 - $3,239▲ 49% vs. 2019
2020$3,381 - $3,479▲ 60% vs. 20192019$2,119 - $2,180Currently viewing
2018$2,235 - $2,299▲ 5% vs. 20192017$2,046 - $2,105▼ 3% vs. 2019
2016$1,992 - $2,050▼ 6% vs. 2019
2012$1,561 - $1,606▼ 26% vs. 2019
2011$1,437 - $1,478▼ 32% vs. 2019
2010$1,313 - $1,351▼ 38% vs. 2019
2009$1,153 - $1,186▼ 46% vs. 2019
2008$1,153 - $1,186▼ 46% vs. 2019
2007$1,249 - $1,285▼ 41% vs. 2019Overview
About this bike
Top Fuel 9.8 SL is the full suspension XC mountain bike for riders who want every lightweight advantage. An OCLV Mountain Carbon frame, Bontrager carbon wheels, 100mm of suspension travel, and lightweight performance parts make this bike the perfect sidekick for serious XC riders who want a lightweight, durable rig for speed and efficiency on race day. It's right for you if... You don't want to ride trails, you want to fly across them—and you want a bike that can match you mile for mile through races and marathon singletrack sessions. You appreciate the performance advantage of carbon and want a superlight bike with race-level components and suspension. The tech you get An OCLV Mountain Carbon frame, a 1x12 SRAM GX Eagle drivetrain with an upgraded Truvativ Stylo carbon crank, wide carbon Bontrager Kovee Elite 30 wheels with a 54-tooth Rapid Drive hub for fast engagement. You get 100mm of front and rear suspension with a RockShox SID RL fork and FOX shock, plus a TwistLoc dual remote suspension lockout, and a carbon bar and seatpost. The final word Light, fast, and efficient. The carbon frame, carbon components, and efficient XC suspension make Top Fuel 9.8 SL right for riders who want a rocket of a bike to tackle cross country racing and marathons. Why you'll love it 1 - This bike wants to go fast—it's built with no-nonsense, high-performance parts designed for flat-out speed 2 - TwistLoc simultaneously locks out front and rear shocks for climbs and sprints with the simple Grip Shift-like motion 3 - Wider Kovee Elite 30 wheels provide better tire support so you can run lower pressure and get more traction
Specifications
- Subtype
- Cross Country
- Category
- Mountain
- Component Fork
- RockShox SID RL, DebonAir spring, Motion Control damper, TwistLoc remote lockout, tapered steerer, G2 Geometry w/51mm offset on 29ers, Boost110, 100mm travel
- Component Size
- 15.5-inch, 17.5-inch, 18.5-inch, 19.5-inch, 21.5-inch
- Component Stem
- Bontrager Pro, 31.8mm, 7 degree
- Product Family
- Top
- Component Axles
- Front: 15 x 110mm Rear: 12 x 148mm (15.5-inch size: 12 x 142mm)
- Component Chain
- SRAM GX Eagle
- Component Color
- Matte Carbon Smoke, Radioactive Orange/Trek Black, Viper Red/Trek White, Gloss Purple Phaze/Matte Trek Black
- Component Frame
- OCLV Mountain Carbon main frame & seatstay, alloy chainstays, ABP, Full Floater, EVO link, tapered head tube, Mino Link, MicroTruss, Control Freak internal routing, Carbon Armor, PF92, Boost148 & G2 Geometry on 29ers, 100mm travel
- Component Brakes
- Shimano Deore XT M8000 hydraulic disc
- Component Pedals
- Not included
- Component Saddle
- Bontrager Montrose Elite, titanium rails
- Component Headset
- FSA IS-2, 1-1/8-inch top, 1.5-inch bottom
- Component Cassette
- SRAM XG-1275 Eagle, 10-50, 12 speed
- Component Crankset
- Truvativ Stylo Carbon Eagle Dub
- Component Shifters
- SRAM GX Eagle, 12 speed
- Component Handlebar
- Bontrager Race X Lite, OCLV Carbon, 31.8mm, 5mm rise
- Component Seat Post
- Bontrager Pro, OCLV Carbon, 31.6mm, 0mm offset
- Component Chainrings
- 32T
- Component Front Tire
- Bontrager XR2 Team Issue, Tubeless Ready, 120 tpi, aramid bead, 29x2.20 (15.5-inch size: 27.5x2.20)
- Component Rear Shock
- Fox Performance Float DPS, 2-position remote, tuned by Trek Suspension Lab, 6.5x1.5?
- Component Wheel Size
- 27.5-inch, 29-inch
- Component Bottom Bracket
- SRAM DUB Press Fit, 92mm
- Component Rear Derailleur
- SRAM GX Eagle, Roller Bearing Clutch
- Rear Shock
- Fox Performance Float DPS, 2-position remote, tuned by Trek Suspension Lab, 6.5x1.5?
- Crankset
- Truvativ Stylo Carbon Eagle Dub
- Pedals
- Not included
- Bottom Bracket
- SRAM DUB Press Fit, 92mm
- Chain
- SRAM GX Eagle
- Saddle
- Bontrager Montrose Elite, titanium rails
- Handlebar
- Bontrager Race X Lite, OCLV Carbon, 31.8mm, 5mm rise
- Headset
- FSA IS-2, 1-1/8-inch top, 1.5-inch bottom
- Rear Derailleur
- SRAM GX Eagle, Roller Bearing Clutch
- Stem
- Bontrager Pro, 31.8mm, 7 degree
- Axles
- Front: 15 x 110mm Rear: 12 x 148mm (15.5-inch size: 12 x 142mm)
- Brakes
- Shimano Deore XT M8000 hydraulic disc
- Cassette
- SRAM XG-1275 Eagle, 10-50, 12 speed
- Chainrings
- 32T
- Fork
- RockShox SID RL, DebonAir spring, Motion Control damper, TwistLoc remote lockout, tapered steerer, G2 Geometry w/51mm offset on 29ers, Boost110, 100mm travel
- Frame
- OCLV Mountain Carbon main frame & seatstay, alloy chainstays, ABP, Full Floater, EVO link, tapered head tube, Mino Link, MicroTruss, Control Freak internal routing, Carbon Armor, PF92, Boost148 & G2 Geometry on 29ers, 100mm travel
- Seat Post
- Bontrager Pro, OCLV Carbon, 31.6mm, 0mm offset
- Shifters
- SRAM GX Eagle, 12 speed
- Color
- Gloss Purple Phaze/Matte Trek Black
- Size
- 21.5-inch
- Wheel Size
- 29-inch
- Front Tire
- Bontrager XR2 Team Issue, Tubeless Ready, 120 tpi, aramid bead, 29x2.20 (15.5-inch size: 27.5x2.20)
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.