Trek
Top Fuel 9.8 XT Di2 Gen 4
Gallery
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Geometry
Geometry
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Geometry
Geometry
Frame geometry
| Geometry | L | M | ML | XL |
|---|---|---|---|---|
| Stack | 604mm | 596mm | 600mm | 626mm |
| Reach | 486mm | 457mm | 472mm | 512mm |
| Headtube length | 115mm | 105mm | 110mm | 135mm |
| Headtube angle | 66.4deg | 66.4deg | 66.4deg | 65.9deg |
| BB height | 344mm | 344mm | 344mm | 338mm |
| BB drop | 29mm | 29mm | 29mm | 35mm |
| Trail | 115mm | 115mm | 115mm | 120mm |
| Fork length | — | — | — | — |
| Fork offset | 44mm | 44mm | 44mm | 44mm |
| Front center | — | — | — | — |
| Chainstay length | 439mm | 434mm | 439mm | 445mm |
| Wheelbase | 1224mm | 1184mm | 1207mm | 1268mm |
| Top tube | 629mm | 586mm | 609mm | 672mm |
| Standover height | 749mm | 745mm | 748mm | 747mm |
| Seat tube length | 435mm | 410mm | 420mm | 470mm |
| Seat tube angle | 76.8deg | 77.8deg | 77.1deg | 75.6deg |
Spec geometry
| Geometry | L | M | ML | XL |
|---|---|---|---|---|
| Crank length | 170mm | 170mm | 170mm | 170mm |
| Stem length | 35mm | 35mm | 35mm | 35mm |
| Handlebar width | 780mm | 780mm | 780mm | 780mm |
| Handlebar reach | — | — | — | — |
| Handlebar drop | — | — | — | — |
| Saddle width | 145mm | 145mm | 145mm | 145mm |
| Dropper post travel | 200mm | 170mm | 170mm | 200mm |
| Seatpost offset | — | — | — | — |
Specs
Full specs
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Specs
Full specs
Frame
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
Suspension
Rear shock
RockShox Deluxe Ultimate RCT, 185mm x 50mm
Fork
RockShox Pike Select+, DebonAir spring, Charger 3.1 RC2 damper, tapered steerer, 44mm offset, Boost110, 15mm Maxle Stealth, 130mm travel
Brakes
Front brake
Shimano XT M8220 4-piston hydraulic disc
Rear brake
Shimano XT M8220 4-piston hydraulic disc
Front rotor
Shimano RT86, 6-bolt, 180mm
Rear rotor
Shimano RT86, 6-bolt, 180mm
Drivetrain
Shift levers
Shimano XT Di2 M8250, 12 speed
Rear derailleur
Shimano XT M8250, long cage
Cassette
Shimano XT M8200, 10-51, 12 speed
Chain
Shimano Ultegra/XT M8100
Crankset
Shimano XT 8200, 30T, 55mm chainline, 170mm length
Bottom bracket
Shimano BB-MT501 BSA
Cockpit
Stem
Bontrager Line Pro, 35mm, Blendr compatible, 0 degree, 35mm length
Handlebars
Bontrager Line Pro, OCLV Carbon, 35mm, 27.5mm rise, 780mm width
Grips
Trek Line Elite, lock-on
Saddle
Verse Short Comp, steel rails, 145mm width
Seatpost
Size S: Bontrager Line Dropper, 100mm travel, MaxFlow, internal routing, 34.9mm, 310mm length; Size M, ML: Bontrager Line Dropper, 170mm travel, MaxFlow, internal routing, 34.9mm, 450mm length; Size L, XL: Bontrager Line Dropper, 200mm travel, MaxFlow, internal routing, 34.9mm, 515mm length
Wheels & Tires
Front wheel
Size S: Bontrager Line Comp 30, Tubeless Ready, 6-bolt, Boost110, 15mm thru axle, 27.5in; Size M, ML, L, XL: Bontrager Line Comp 30, Tubeless Ready, 6-bolt, Boost110, 15mm thru axle, 29in
Rear wheel
Size S: Bontrager Line Comp 30, Tubeless Ready, Rapid Drive 108, 6-bolt, Shimano Micro Spline freehub, Boost148, 12mm thru axle, 27.5in; Size M, ML, L, XL: Bontrager Line Comp 30, Tubeless Ready, Rapid Drive 108, 6-bolt, Shimano Micro Spline freehub, Boost148, 12mm thru axle, 29in
Front tire
Size S: Bontrager Gunnison RSL XT, Tubeless Ready, triple compound, aramid bead, 120 tpi, 27.5x2.40in; Size M, ML, L, XL: Bontrager Gunnison RSL XT, Tubeless Ready, triple compound, aramid bead, 120 tpi, 29x2.40in
Rear tire
Size S: Bontrager Gunnison RSL XT, Tubeless Ready, triple compound, aramid bead, 120 tpi, 27.5x2.40in; Size M, ML, L, XL: Bontrager Montrose RSL XT, Tubeless Ready, triple compound, aramid bead, 120 tpi, 29x2.40in
Weight
Weight
Size M - 14.00 kg / 30.86 lbs (with TLR sealant, no tubes)