TREK
Top Fuel 9.8 GX AXS Gen 4
Top Fuel 9.8 GX AXS Gen 4
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*Please note – spec applies to all sizes unless listed separately
Frameset
Frame
OCLV Mountain Carbon, internal storage, tapered head tube, internal guided routing, downtube guard, alloy rocker link, 4-way Mino Link, ABP, Boost148, 120 mm travel
Fork
RockShox Pike Select+, DebonAir spring, Charger 3.1 RC2 damper, tapered steerer, 44 mm offset, Boost110, 15 mm Maxle Stealth, 130 mm travel
Shock
RockShox Deluxe Ultimate RCT, 185 mm x 50 mm
Wheels
*Wheel front
Size: S
Bontrager Line Comp 30, Tubeless Ready, 6-bolt, Boost110, 15 mm thru axle, 27.5"
Size: M, ML, L, XL
Bontrager Line Comp 30, Tubeless Ready, 6-bolt, Boost110, 15 mm thru axle, 29"
*Wheel rear
Size: S
Bontrager Line Comp 30, High Strength 6000 Series Aluminium rim, Tubeless-Ready, Rapid Drive 108, 6-bolt, SRAM XD freehub, Boost148, 12 mm thru axle, 27.5"
Size: M, ML, L, XL
Bontrager Line Comp 30, High Strength 6000 Series Aluminium rim, Tubeless-Ready, Rapid Drive 108, 6-bolt, SRAM XD freehub, Boost148, 12 mm thru axle, 29"
Skewer rear
Bontrager Switch thru-axle, removable lever
*Tyre
Size: S
Bontrager Gunnison RSL XT, Tubeless-Ready, triple compound, aramid bead, 120 tpi, 27.5x2.40"
Size: M, ML, L, XL
Bontrager Montrose RSL XT, Tubeless-Ready, triple compound, aramid bead, 120 tpi, 29x2.40"
Size: M, ML, L, XL
Bontrager Gunnison RSL XT, Tubeless-Ready, triple compound, aramid bead, 120 tpi, 29x2.40"
Tyre part
Bontrager TLR sealant, 180 ml/6 oz
Rim strip
Bontrager TLR
Max tyre size
Frame: 29x2.50", Fork: See manufacturer
E-system
Battery
SRAM AXS battery pack (with charger)
Drivetrain
Shifter
SRAM AXS POD
Rear derailleur
SRAM GX Eagle AXS, T-Type
Crank
SRAM GX Eagle, T-Type, DUB, 30T, 55 mm chain line, 170 mm length
Bottom bracket
SRAM DUB MTB Wide, 73 m, BSA threaded
Cassette
SRAM Eagle XS-1275, T-Type, 10-52, 12-speed
Chain
SRAM GX Eagle, T-Type, 12-speed
Max. chainring size
1x: 34T, min 30T
Components
Saddle
Verse Short Comp, steel rails, 145 mm width
*Seatpost
Size: S
Bontrager Line Dropper, 100mm travel, MaxFlow, internal routing, 34.9 mm, 310mm length
Size: M, ML, L, XL
Bontrager Line Dropper, 170 mm travel, MaxFlow, internal routing, 34.9 mm, 450 mm length
*Handlebar/stem (integrated)
Size: S
Bontrager RSL Integrated handlebar/stem, OCLV Carbon, 27.5 mm handlebar rise, 820 mm width, 0-degree stem rise, 35 mm stem length
Size: M, ML, L, XL
Bontrager RSL Integrated handlebar/stem, OCLV Carbon, 27.5 mm handlebar rise, 820 mm width, 0-degree stem rise, 45mm stem length
Grips
Bontrager XR Trail Elite, nylon lock-on
Brake
SRAM Level Bronze 4-piston hydraulic disc
Brake rotor
SRAM CentreLine, 6-bolt, round-edge, 180 mm
Rotor size
Max brake rotor sizes – Frame: 200 mm, min 180 mm, Fork: see fork manufacturer
Weight
Weight
M - 13.20 kg / 29.11 lbs (with TLR sealant, no tubes)
Weight limit
This bike has a maximum total weight limit (combined weight of bicycle, rider and cargo) of 136 kg (300 lb).
We reserve the right to make changes to the product information contained on this site at any time without notice, including with respect to equipment, specifications, models, colours, materials and pricing. Due to supply chain issues, compatible parts may be substituted at any time without notice.
Bike and frame weights are based on pre-production painted frames at time of publication. Weights may vary in final production.
