Trek

2020 Trek Top Fuel 9.9 SL AXS

Previous used estimate

$2,822 - $2,903

Actual value depends on condition, size, and local demand.

2020 Trek Top Fuel 9.9 SL AXS

Value Guide market data · 2020 Trek Top Fuel 9.9 SL AXS

12-month projected trend

9%

Direction and magnitude, not judgment

vs. category average

9%

Drops faster than category avg

Price over time - 2020 Trek Top Fuel 9.9 SL AXS

$9.3k$5.2k$1.1kMSRPMSRPYr 1Yr 2Yr 3Yr 4Yr 5Yr 6Yr 7Yr 7Yr 8Yr 9Yr 10Yr 11Yr 12Yr 13Yr 14Yr 14Yr 15Yr 16Yr 17Yr 18Yr 19Yr 20Yr 20

Values based on actual sales data. Enter your bike's specifics to get a precise valuation.

All Top model years

Overview

About this bike

Top Fuel 9.9 AXS is our fastest full suspension XC mountain bike. Everything on this bike is geared toward helping you go faster and perform better. An OCLV Mountain Carbon frame with a fully wireless SRAM XX1 Eagle AXS drivetrain, carbon components, and a super-lightweight full suspension setup make Top Fuel 9.9 AXS a race-ready rocket that flies over gnarly terrain on its way to the podium. It's right for you if... Whether you're racing or training, you want to be the fastest. You want a bike that exceeds expectations in all categories—light weight, strength, speed, and efficiency. And you want the quickness and precision of a fully wireless drivetrain so you never miss a shift again. The tech you get An OCLV Mountain Carbon mainframe and stays, a wireless SRAM XX1 Eagle AXS 1x12 drivetrain with carbon cranks, 100mm front and rear suspension with a super-light and super-plush RockShox SID SE carbon fork. Plus, Bontrager Kovee Pro 30 carbon wheels with a 108-tooth Rapid Drive hub, a TwistLoc dual remote suspension lockout, SRAM Level Ultimate brakes with carbon levers, and a carbon handlebar and seatpost. The final word This is hands down the fastest full suspension XC mountain bike we make, trimmed with the best parts out there. A carbon frame and components, top-of-the-line suspension, and a fully wireless drivetrain come together in Top Fuel 9.9 AXS to make it the fastest bike on the line. The rest is up to you. Why you'll love it - The SRAM XX1 Eagle AXS drivetrain is smart, smooth, and completely wireless - This is full suspension performance at the weight of a hardtail - TwistLoc simultaneously locks out front and rear shocks for climbs and sprints with the simple Grip Shift-like motion - Wider Kovee Pro 30 wheels provide better tire support so you can run lower pressure and get more traction - Make it yours: it's fully customizable through Project One

Specifications

Subtype
Cross Country
Category
Mountain
Component Fork
RockShox SID SE Carbon, DebonAir, Motion Control damper, TwistLoc remote lockout, tapered steerer, G2 Geometry w/51mm offset on 29ers, Boost110, 100mm travel
Component Size
Medium, Medium-Large, Large, X-Large
Component Stem
Bontrager Kovee Pro, 35mm, Knock Block, Blendr compatible, 0 degree, 90mm length
Product Family
Top
Component Axles
Front: 15x110mm Rear: 12x148mm
Component Chain
SRAM XX1 Eagle, 12 speed
Component Color
Matte Carbon Smoke
Component Frame
OCLV Mountain Carbon main frame & stays, 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
SRAM Level Ultimate hydraulic disc, carbon levers, 180mm front rotor, 160mm rear rotor
Component Saddle
Bontrager Montrose Pro, 7x10mm carbon rails, 138mm width
Component Headset
FSA IS-2, 1-1/8" top, 1.5" bottom
Component Cassette
SRAM XG-1299 Eagle, 10-50, 12 speed
Component Crankset
SRAM XX1 Eagle AXS Carbon, DUB, Boost, 175mm length
Component Shifters
SRAM Eagle AXS, wireless, 12 speed
Component Handlebar
Bontrager Kovee XXX, OCLV Carbon, 35mm, 0mm rise, 720mm width
Component Seat Post
Bontrager XXX, OCLV Carbon, 31.6mm, 0mm offset, 400mm length
Component Chainrings
32T alloy ring
Component Front Tire
Bontrager XR2 Team Issue, Tubeless Ready, 120 tpi, aramid bead, 29x2.20
Component Rear Shock
Fox Factory Float DPS, 2-position remote, Kashima Coat, tuned by Trek Suspension Lab, 6.5x1.5?
Component Bottom Bracket
SRAM DUB, 92mm, PressFit
Component Rear Derailleur
SRAM XX1 Eagle AXS
Rear Shock
Fox Factory Float DPS, 2-position remote, Kashima Coat, tuned by Trek Suspension Lab, 6.5x1.5?
Crankset
SRAM XX1 Eagle AXS Carbon, DUB, Boost, 175mm length
Bottom Bracket
SRAM DUB, 92mm, PressFit
Chain
SRAM XX1 Eagle, 12 speed
Saddle
Bontrager Montrose Pro, 7x10mm carbon rails, 138mm width
Handlebar
Bontrager Kovee XXX, OCLV Carbon, 35mm, 0mm rise, 720mm width
Headset
FSA IS-2, 1-1/8" top, 1.5" bottom
Rear Derailleur
SRAM XX1 Eagle AXS
Stem
Bontrager Kovee Pro, 35mm, Knock Block, Blendr compatible, 0 degree, 90mm length
Axles
Front: 15x110mm Rear: 12x148mm
Brakes
SRAM Level Ultimate hydraulic disc, carbon levers, 180mm front rotor, 160mm rear rotor
Cassette
SRAM XG-1299 Eagle, 10-50, 12 speed
Chainrings
32T alloy ring
Fork
RockShox SID SE Carbon, DebonAir, Motion Control damper, TwistLoc remote lockout, tapered steerer, G2 Geometry w/51mm offset on 29ers, Boost110, 100mm travel
Frame
OCLV Mountain Carbon main frame & stays, 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 XXX, OCLV Carbon, 31.6mm, 0mm offset, 400mm length
Shifters
SRAM Eagle AXS, wireless, 12 speed
Color
Matte Carbon Smoke
Size
X-Large
Front Tire
Bontrager XR2 Team Issue, Tubeless Ready, 120 tpi, aramid bead, 29x2.20

What to check when buying used

Inspection

Frame condition

Inspect the frame, fork, welds, and high-stress areas for cracks, dents, or prior repairs.

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.

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