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Trek Top Fuel 9.8 SL - 2018

Trek Top Fuel 9.8 SL
  • Color: Matte Anthracite
  • Color: Radioactive Orange/Trek Black
  • Color: Trek Black/Radioactive Yellow-Green Fade
  • Color: Waterloo Blue/Radioactive Yellow
$5,199.99 - $5,699.99
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Living legend

The bike that ruled the podium at the height of mountain bike racing is back to reclaim the top step. Refined and reinvigorated with new technology, Top Fuel is the fastest bike on the trail.

The better-than-ever Top Fuel is the fast, versatile choice for the cross country racer, marathon rider, and the entire Trek Factory Racing World Cup team.

Key features

- RE:aktiv XC: the smartest, fastest, most efficient shock ever
- Boost148/110: stronger wheels, more tire clearance, shorter stays
- Mino Link adjustable geometry lets you fine-tune your ride
- Exclusive suspension tech with ABP and Full Floater


Frame OCLV Mountain Carbon main frame, alloy stays, ABP, Full Floater, EVO link, E2 tapered head tube, Mino Link, MicroTruss, Control Freak internal routing, Carbon Armor, PF92, G2 Geometry on 29ers, 100mm travel
Fork Fox Performance 32 Float, Step Cast, FIT4 2-position damper (with new push-to-unlock remote), E2 tapered steerer, G2 Geometry w/51mm offset on 29ers, 100mm travel
Headset FSA IS-2, 1-1/8" top, 1.5" bottom
Rear Shock Fox Performance Float, RE:aktiv XC 2-position damper (with new push-to-unlock remote), tuned by Trek Suspension Lab, 6.5"x1.5"
Axles Front: Boost 15 x 110mm
Rear: 12 x 148mm (15.5": 12 x 142mm rear)
Rims/Wheels Bontrager Kovee Elite 23, Tubeless Ready, 54T Rapid Drive, Boost110 front, Boost148 rear (15.5": 142x12 rear), tubeless strips included, valves sold separately
Tires Bontrager XR2 Team Issue, Tubeless Ready, 120 tpi, aramid bead, 29x2.20" (15.5: 27.5x2.20")
Crankset SRAM Stylo Carbon Eagle
Chainrings 32T
Bottom Bracket PF92
Chain SRAM GX Eagle
Front Derailleur Shimano SLX M7020
Rear Derailleur SRAM GX Eagle, Roller Bearing Clutch
Cassette/Rear Cogs SRAM XG-1275, 10-50, 12 speed
Shifters SRAM GX Eagle, 12 speed
Handlebars Bontrager Race X Lite, OCLV Carbon, 31.8mm, 5mm rise
Tape/Grips ESI Chunky
Stem Bontrager Pro, 31.8mm, 7 degree
Brakes SRAM Level TLM hydraulic disc
Saddle Bontrager Montrose Elite, hollow titanium rails
Seat Post Bontrager Pro, 31.6mm, 5mm offset

* Subject to change without notice.


Top Fuel: Back, and Faster than Ever

Trek Top Fuel video

Part Numbers

Option UPC MPN Store SKU
Matte Anthracite / 15.5-inch / 27.5-inch 601479696291 553184 TOP32531473E
Matte Anthracite / 17.5-inch / 29-inch 601479696307 553185 TOP3132831E
Matte Anthracite / 18.5-inch / 29-inch 601479696314 553186 TOP31982632E
Matte Anthracite / 19.5-inch / 29-inch 601479696321 553187 TOP311980E
Matte Anthracite / 21.5-inch / 29-inch 601479696338 553188 TOP31239724E
Radioactive Orange/Trek Black / 15.5-inch / 27.5-inch 601479770762 556797 TOP43518409K
Radioactive Orange/Trek Black / 17.5-inch / 29-inch 601479770779 556798 TOP42661262K
Radioactive Orange/Trek Black / 18.5-inch / 29-inch 601479770786 556799 TOP42834181K
Radioactive Orange/Trek Black / 19.5-inch / 29-inch 601479770793 556800 TOP42483518K
Radioactive Orange/Trek Black / 21.5-inch / 29-inch 601479770809 556801 TOP42184334K
Trek Black/Radioactive Yellow-Green Fade / 15.5-inch / 27.5-inch 601479770861 556807 TOP36327428T
Trek Black/Radioactive Yellow-Green Fade / 17.5-inch / 29-inch 601479770878 556808 TOP35779517T
Trek Black/Radioactive Yellow-Green Fade / 18.5-inch / 29-inch 601479770885 556809 TOP35275848T
Trek Black/Radioactive Yellow-Green Fade / 19.5-inch / 29-inch 601479770892 556810 TOP35304567T
Trek Black/Radioactive Yellow-Green Fade / 21.5-inch / 29-inch 601479770908 556811 TOP35159225T
Waterloo Blue/Radioactive Yellow / 15.5-inch / 27.5-inch 601479770816 556802 TOP46433460W
Waterloo Blue/Radioactive Yellow / 17.5-inch / 29-inch 601479770823 556803 TOP45444255W
Waterloo Blue/Radioactive Yellow / 18.5-inch / 29-inch 601479770830 556804 TOP45963335W
Waterloo Blue/Radioactive Yellow / 19.5-inch / 29-inch 601479770847 556805 TOP4577788W
Waterloo Blue/Radioactive Yellow / 21.5-inch / 29-inch 601479770854 556806 TOP45395464W