Trek 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, 100 mm 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.
Trek Top Fuel 9.8 SL is 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 super-light bike with race-level components and suspension.
The tech you get
An OCLV Mountain Carbon frame, a 1×12 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 100 mm 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.
Trek Top Fuel 9.8 SL specifications:
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, 100 mm travel
Front suspension: RockShox SID RL, DebonAir spring, Motion Control damper, remote lockout, tapered steerer, G2 Geometry w/51 mm offset on 29ers, Boost110, 100 mm travel
Rear suspension: Fox Performance Float DPS, 2-position remote, tuned by Trek Suspension Lab, 6.5×1.5˝
Wheels: Bontrager Kovee Elite 30 Carbon, Tubeless Ready, 54T Rapid Drive, Boost110 front, Boost148 rear (15.5: 142×12 rear), tubeless strips included, valves sold separately
Tyres: Bontrager XR2 Team Issue, Tubeless Ready, 120 tpi, aramid bead, 29×2.20˝ (13.5 & 15.5: 27.5×2.20˝)
Shifters: SRAM GX Eagle, 12 speed
Rear derailleur: SRAM GX Eagle, Roller Bearing Clutch
Crank: Truvativ Stylo Carbon Eagle Dub, 32T
Bottom bracket: SRAM DUB Press Fit, 92 mm
Cassette: SRAM XG-1275 Eagle, 10-50, 12-speed
Chain: SRAM GX Eagle
Pedals: Not included
Saddle: Bontrager Montrose Elite, titanium rails
Seatpost: Bontrager Pro, OCLV Carbon, 31.6 mm, 0 mm offset
Handlebar: Bontrager Race X Lite, OCLV Carbon, 31.8 mm, 5 mm rise
Stem: Bontrager Pro, 31.8 mm, 7-degree
Head set: FSA IS-2, 1-1/8˝ top, 1.5˝ bottom
Brake set: Shimano Deore XT M8000 hydraulic disc
Weight: 17.5˝ – 11.07 kg / 24.4 lbs (with tubes)
Weight limit: This bike has a maximum total weight limit (combined weight of bicycle, rider and cargo) of 136 kg (300 lb).