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
|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|
|Fork||RockShox SID RL, DebonAir spring, Motion Control damper, TwistLoc remote lockout, tapered steerer, G2 Geometry w/51mm offset on 29ers, Boost110, 100mm travel|
|Headset||FSA IS-2, 1-1/8-inch top, 1.5-inch bottom|
|Rear Shock||Fox Performance Float DPS, 2-position remote, tuned by Trek Suspension Lab, 6.5x1.5?|
Front: 15 x 110mm
Rear: 12 x 148mm (15.5-inch size: 12 x 142mm)
|Rims/Wheels||Bontrager Kovee Elite 30 Carbon, Tubeless Ready, 54T Rapid Drive, Boost110 front, Boost148 rear (15.5-inch size: 142x12 rear), tubeless strips included, valves sold separately|
|Tires||Bontrager XR2 Team Issue, Tubeless Ready, 120 tpi, aramid bead, 29x2.20 (15.5-inch size: 27.5x2.20)|
|Crankset||Truvativ Stylo Carbon Eagle Dub|
|Bottom Bracket||SRAM DUB Press Fit, 92mm|
|Chain||SRAM GX Eagle|
|Rear Derailleur||SRAM GX Eagle, Roller Bearing Clutch|
|Cassette/Rear Cogs||SRAM XG-1275 Eagle, 10-50, 12 speed|
|Shifters||SRAM GX Eagle, 12 speed|
|Handlebars||Bontrager Race X Lite, OCLV Carbon, 31.8mm, 5mm rise|
|Stem||Bontrager Pro, 31.8mm, 7 degree|
|Brakes||Shimano Deore XT M8000 hydraulic disc|
|Saddle||Bontrager Montrose Elite, titanium rails|
|Seat Post||Bontrager Pro, OCLV Carbon, 31.6mm, 0mm offset|
* Subject to change without notice.
|Matte Carbon Smoke / 15.5-inch / 27.5-inch||601479889082||568551|
|Matte Carbon Smoke / 17.5-inch / 29-inch||601479889099||568552|
|Matte Carbon Smoke / 18.5-inch / 29-inch||601479889105||568553|
|Matte Carbon Smoke / 19.5-inch / 29-inch||601479889112||568554|
|Matte Carbon Smoke / 21.5-inch / 29-inch||601479889129||568555|
|Radioactive Orange/Trek Black / 17.5-inch / 29-inch||601479985371||568617|
|Radioactive Orange/Trek Black / 18.5-inch / 29-inch||601479985388||568618|
|Radioactive Orange/Trek Black / 19.5-inch / 29-inch||601479985395||568619|
|Radioactive Orange/Trek Black / 21.5-inch / 29-inch||601479985401||568620|
|Viper Red/Trek White / 17.5-inch / 29-inch||601479985326||568612|
|Viper Red/Trek White / 18.5-inch / 29-inch||601479985333||568613|
|Viper Red/Trek White / 19.5-inch / 29-inch||601479985340||568614|
|Viper Red/Trek White / 21.5-inch / 29-inch||601479985357||568615|
|Gloss Purple Phaze/Matte Trek Black / 17.5-inch / 29-inch||601479985425||568622|
|Gloss Purple Phaze/Matte Trek Black / 18.5-inch / 29-inch||601479985432||568623|
|Gloss Purple Phaze/Matte Trek Black / 19.5-inch / 29-inch||601479985449||568624|
|Gloss Purple Phaze/Matte Trek Black / 21.5-inch / 29-inch||601479985456||568625|