2026 Trek Top Fuel 9.9 XTR Di2 Gen 4 Mountain Bike
USD 5,250.00
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Product Description
2026 Trek Top Fuel 9.9 XTR Di2 Gen 4 Mountain Bike
Top Fuel 9.9 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 (rear/front) suspension package with a Fox Factory Float shock. Plus, you get confident lightning-fast shifting from Shimano's all-new, iconic XTR Di2 wireless drivetrain.
SPECIFICATION
| FRAME |
OCLV Mountain Carbon, internal storage, tapered head tube, internal guided routing, downtube guard, alloy rocker link, 4-way Mino Link, ABP, Boost148, 120mm travel
BB Standard: BSA, 73mm, Threaded Tire Clearance: 2.5" Colors: Dark Star |
|---|---|
| FORK |
RockShox Pike Ultimate, DebonAir spring, Charger 3.1 RC2 damper, 44mm offset, Boost110, Maxle Stealth, 130mm travel, SRAM part number 00.4021.032.012 - S : RockShox Pike Ultimate, DebonAir spring, Charger 3.1 RC2 damper, 44mm offset, Boost110, Maxle Stealth, 130mm travel; M, ML, L, XL: Fox Factory 36 SL, Float EVOL air spring, GRIP X damper, 44mm offset, Boost 110, 15mm Kabolt X axle, 130mm travel
Travel: 130mm Spring Type: Air |
| Shock |
Fox Factory Float, 2- position damper, 185mm x 50mm
Travel: 120mm |
| Bottom Bracket | E*thirteen BB20-P, BSA threaded, 73mm width |
| Stem | Bontrager Line Pro, 35mm, Blendr compatible, 0 degree, 35mm length |
| Handlebar | Bontrager Line Pro, OCLV Carbon, 35mm, 27.5mm rise, 780mm width |
| Saddle | Verse Short Pro, carbon rails, 145mm width |
| Seatpost |
Fox Transfer NEO, 150mm travel, 34.9, Fox part number 925-00-579 - S , M: Fox Transfer NEO, 150mm travel, 34.9; ML: Fox Transfer NEO, 175mm travel, 34.9; L, XL: Fox Transfer NEO, 200mm travel, 34.9
Type: Dropper |
| Grips | Trek Line Elite, lock-on |
| Rear Derailleur | Shimano XTR Di2 M9250, long cage |
| Crank | E*thirteen Helix Race Carbon, 30T, 55mm chainline, 170mm length |
| Shifters | Shimano XTR Di2 M9250, 12 speed |
| Cassette | Shimano XTR M9200, 10-51, 12 speed |
| Chain | Shimano XTR M9100, 12 speed |
| Brakes |
Shimano XTR M9220 4-piston hydraulic disc
Type: Shimano XTR Hydraulic Disc |
| Rims | Front: NEW Bontrager Line Pro 30, OCLV Mountain Carbon, Tubeless Ready, 6-bolt, Boost110, 15mm thru axle - S : Bontrager Line Pro 30, OCLV Mountain Carbon, Tubeless Ready, 6-bolt, Boost110, 15mm thru axle, 27.5''; M, ML, L, XL: Bontrager Line Pro 30, OCLV Mountain Carbon, Tubeless Ready, 6-bolt, Boost110, 15mm thru axle, 29'', Rear: Bontrager Line Pro 30, OCLV Mountain Carbon, Tubeless Ready, Rapid Drive 108, 6-bolt, Shimano Micro Spline freehub, Boost148, 12mm thru axle - S : Bontrager Line Pro 30, OCLV Mountain Carbon, Tubeless Ready, Rapid Drive 108, 6-bolt, Shimano Micro Spline freehub, Boost148, 12mm thru axle, 27.5''; M, ML, L, XL: Bontrager Line Pro 30, OCLV Mountain Carbon, Tubeless Ready, Rapid Drive 108, 6-bolt, Shimano Micro Spline freehub, Boost148, 12mm thru axle, 29'' |
| Tires | Bontrager Gunnison RSL XT, Tubeless Ready, triple compound, aramid bead, 120 tpi, 27.5x2.40'' - S : Bontrager Gunnison RSL XT, Tubeless Ready, triple compound, aramid bead, 120 tpi, 27.5x2.40''; M, ML, L, XL: Bontrager Montrose RSL XT, Tubeless Ready, triple compound, aramid bead, 120 tpi, 29x2.40''; M, ML, L, XL: Bontrager Gunnison RSL XT, Tubeless Ready, triple compound, aramid bead, 120 tpi, 29x2.40'' |
| Disc Rotors | Shimano MT905, 6 bolt, 180mm |
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