Trek Top Fuel 9.8 XT Gen 4
Product details
| Management number | 235534233 | Release Date | 2026/07/02 | List Price | US$1,950.00 | Model Number | 235534233 | ||
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Details
Top Fuel 9.8 XT Gen 4 is a lightweight carbon trail bike built to rip up climbs and stay playful on descents. It gives you the confidence you want through roots and rocks, thanks to a 120mm/130mm RockShox suspension package with a Pike Select+ fork and Deluxe Ultimate shock. Plus, you get clean shifts from a 12-speed Shimano XT drivetrain.
IT'S RIGHT FOR YOU IF…
You're after a carbon trail bike that keeps weight to a minimum without compromising on capability. You like to ride everything – long alpine climbs, rooty aspen slalom, fast XC singletrack, and you want a bike that can keep up on the ups and hold its own on the downs. Keeping things light with a carbon frame is important to you, and you want the light yet precise shifting of a Shimano XT drivetrain.
THE TECH YOU GET
An OCLV Mountain Carbon frame with a 4-way Mino Link lower shock mount for tweaking geometry and suspension leverage rate. A 130mm RockShox Pike Select+ fork with DebonAir spring, and Charger 3.1 RC2 damper, plus 120mm of rear travel from a RockShox Deluxe Ultimate RCT shock. A Shimano XT 12-speed drivetrain, Shimano XT 4-piston hydraulic brakes, Bontrager Line dropper post, and tubeless-ready Bontrager Line Comp 30 wheels.
THE FINAL WORD
If you're after a light carbon trail bike that balances a playful and capable ride, reach for Top Fuel 9.8 XT Gen 4. Its ultra-lightweight frame pairs with a 4-way Mino Link lower suspension mount for taking control of your geometry and suspension feel. Plus, you get clean shifts from a Shimano XT drivetrain and a sweet RockShox suspension package.
WHY YOU'LL LOVE IT
- Top Fuel Gen 4 delivers with an intensely lightweight build, improved in-frame storage, and more adjustability for all kinds of rides and riders
- With 120mm rear and 130mm front RockShox suspension, it delivers a well-balanced ride that stays efficient on the ups and playful on descents
- The 4-way Mino Link makes it easy to adjust your geometry or leverage rate for how and where you want to ride
- In-frame storage with an improved BITS bag system makes it easy to stash tools, tubes, and snacks
- It's more upgrade-ready than ever, with room for bigger 140mm forks and longer-stroke shocks for up to 130mm of rear travel, plus room for extra-long dropper posts
Specs
| Pedals | Sold Separately |
|---|---|
| Chain | Shimano Ultegra/XT M8100, 12 speed |
| Frame | OCLV Mountain Carbon, internal storage, tapered head tube, internal guided routing, downtube guard, OCLV Next rocker link, Mino 4 link, ABP, Boost148, 120mm travel |
| Tires | Bontrager Montrose RSL XT, Tubeless Ready, triple compound, aramid bead, 120 tpi, 29x2.40'' // Bontrager Gunnison RSL XT, Tubeless Ready, triple compound, aramid bead, 120 tpi, 29x2.40'' |
| Brakes | Shimano XT M8120 4-piston hydraulic disc // Shimano XT M8120 4-piston hydraulic disc |
| Rotors | Shimano RT86, 6-bolt, 180mm |
| Saddle | Verse Short Comp, steel rails, 145mm width |
| Wheels | Bontrager Line Comp 30, High Strength 6000 Series Aluminum rim, Tubeless Ready, Rapid Drive 108, 6-bolt, Shimano MicroSpline freehub, Boost148, 12mm thru axle, 29'' |
| Crankset | Shimano XT M8120, 30T, 55mm chainline, 170mm length |
| Seatpost | Bontrager Line Dropper, 170mm travel, MaxFlow, internal routing, 34.9mm, 450mm length |
| Shifters | Shimano XT M8100, 12 speed |
| Rear Shock | RockShox Deluxe Ultimate RCT, 185mm x 50mm |
| Tape/Grips | Bontrager XR Trail Elite, nylon lock-on |
| Bottom Bracket | Shimano BB-MT501 BSA |
| Rear Derailleur | Shimano XT M8100, long cage |
| Cassette/Freewheel | Shimano XT M8100, 10-51, 12 speed |
* Subject to change without notice.
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