2025 Trek Top Fuel 9.9 X0 AXS Gen 4 – Mountain Bike
Specifications
Specification |
Details |
Model |
Top Fuel 9.9 X0 AXS Gen 4 |
Vehicle Category |
Mountain Bike |
Application |
Trail riding, climbing, descending |
Starting Price (2025) |
$7,899.93 USD (original $9,349.99) |
Color Options |
Matte Dark Web |
Sizes |
S (27.5" wheel), M, ML, L, XL (29" wheel) |
Frame & Drivetrain
Specification |
Details |
Frame |
OCLV Mountain Carbon, 120mm travel, internal storage, adjustable geometry, guided internal routing, downtube guard, shuttle guard, BSA 73, ISCG 05, ABP, UDH, Boost148 |
Fork |
RockShox Pike Ultimate, DebonAir spring, Charger 3 RC2 damper, tapered steerer, 44mm offset, Boost110, 15mm Maxle Stealth, 130mm travel |
Rear Shock |
RockShox Deluxe Ultimate RCT, 185x50mm |
Drivetrain Compatibility |
SRAM X0 AXS T-Type, 12-speed |
Dropouts |
15x110mm thru axle (F), 148x12mm thru axle (R) |
Crank |
SRAM X0 Eagle T-Type, DUB, 30T, 170mm (S, M), 175mm (ML, L, XL) |
Chain |
SRAM X0 Eagle T-Type, 12-speed |
Rear Derailleur |
SRAM X0 Eagle AXS T-Type |
Shifters |
SRAM AXS Pod Ultimate, 12-speed |
Cassette |
SRAM X0 Eagle XS-1295 T-Type, 10-52, 12-speed |
Components & Features
Specification |
Details |
Seating |
Bontrager Arvada, carbon rails, 138mm width |
Cargo Capacity |
Internal storage, maximum cargo capacity not specified |
Wheels/Tyres |
Bontrager Line Pro 30, OCLV Mountain Carbon, Tubeless Ready, 29x2.5" (S: 27.5x2.5") |
Wheel Size |
29" (S: 27.5") |
Brakes |
SRAM Code R, 4-piston hydraulic disc, 200mm front, 180mm rear rotors |
Brake Levers |
SRAM Code R |
Handlebar |
Bontrager Line Pro, OCLV Carbon, 35mm, 27.5mm rise, 780mm width |
Stem |
Bontrager Line Pro, 35mm, 0 degree, 45mm length |
Headset |
Knock Block Integrated, sealed cartridge bearing |
Saddle |
Bontrager Arvada, carbon rails, 138mm width |
Seatpost |
Bontrager Line Dropper, 100mm (S), 150mm (M, ML), 170mm (L, XL), internal routing, 31.6mm |
Grips |
Bontrager XR Trail Pro, nylon lock-on |
Front Hub |
Bontrager alloy, sealed bearing, 6-bolt, 15x110mm thru axle |
Rear Hub |
Bontrager alloy, sealed bearing, 6-bolt, SRAM XD freehub, 148x12mm thru axle |
Rims |
Bontrager Line Pro 30, OCLV Mountain Carbon, Tubeless Ready, 30mm width |
Spokes |
14g stainless steel, black |
Exterior Features |
Internal storage, adjustable geometry, guided internal routing, downtube guard, shuttle guard, ISCG 05, ABP, UDH |
Weight |
13.4 kg / 29.54 lbs (size M) |