Trek
Top Fuel 9.8 GX AXS Gen 4
Gallery
Images
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Geometry
Geometry
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Geometry
Geometry
Frame geometry
| Geometry | L | M | ML | XL | S |
|---|---|---|---|---|---|
| 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 | S |
|---|---|---|---|---|---|
| Crank length | 170mm | 170mm | 170mm | 170mm | 170mm |
| Stem length | 45mm | 45mm | 45mm | 45mm | 35mm |
| Handlebar width | 820mm | 820mm | 820mm | 820mm | 820mm |
| Handlebar reach | — | — | — | — | — |
| Handlebar drop | — | — | — | — | — |
| Saddle width | 145mm | 145mm | 145mm | 145mm | 145mm |
| Dropper post travel | 170mm | 170mm | 170mm | 170mm | 100mm |
| 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
SRAM Level Bronze 4-piston hydraulic disc
Rear brake
SRAM Level Bronze 4-piston hydraulic disc
Front rotor
SRAM CenterLine, 6-bolt, round edge, 180mm
Rear rotor
SRAM CenterLine, 6-bolt, round edge, 180mm
Drivetrain
Shift levers
SRAM AXS POD
Rear derailleur
SRAM GX Eagle AXS, T-Type
Cassette
SRAM Eagle XS-1275, T-Type, 10-52, 12 speed
Chain
SRAM GX Eagle, T-Type, 12 speed
Crankset
SRAM GX Eagle, T-Type, DUB, 30T, 55mm chainline, 170mm length
Bottom bracket
SRAM DUB MTB Wide, 73mm, BSA threaded
Cockpit
Stem
Bontrager RSL Integrated handlebar/stem — Size S: 0° rise, 35mm length; Size M/ML/L/XL: 0° rise, 45mm length
Handlebars
Bontrager RSL Integrated handlebar/stem, OCLV Carbon, 27.5mm rise, 820mm width
Grips
Bontrager XR Trail Elite, nylon lock-on
Saddle
Verse Short Comp, steel rails, 145mm width
Seatpost
Bontrager Line Dropper — Size S: 100mm travel, 34.9mm, 310mm length; Size M/ML/L/XL: 170mm travel, 34.9mm, 450mm length
Wheels & Tires
Front wheel
Bontrager Line Comp 30, Tubeless Ready, 6-bolt, Boost110, 15mm thru axle — Size S: 27.5"; Size M/ML/L/XL: 29"
Rear wheel
Bontrager Line Comp 30, Tubeless Ready, Rapid Drive 108, 6-bolt, Boost148, 12mm thru axle — Size S: 27.5"; Size M/ML/L/XL: 29"
Front tire
Bontrager Gunnison RSL XT, Tubeless Ready, triple compound, aramid bead, 120 tpi — Size S: 27.5x2.40"; Size M/ML/L/XL: 29x2.40"
Rear tire
Bontrager Montrose RSL XT, Tubeless Ready, triple compound, aramid bead, 120 tpi — Size M/ML/L/XL: 29x2.40"
Weight
Weight
M - 13.20 kg / 29.11 lbs (with TLR sealant, no tubes)