Trek Top Fuel 9 Gen 4 Bike 2025 Overview
Build
| Frame |
Alpha Platinum Aluminum, internal storage, tapered head tube, internal guided routing, downtube guard, alloy rocker link, 4-way Mino Link, ABP, Boost148, 120mm travel BB Standard:Â BSA, 73mm, Threaded Hanger Standard:Â UDH Tire Clearance:Â 2.5″ Colors:Â Juniper; Buff Beige |
|---|---|
| Fork |
Fox Rhythm 34, Float EVOL air spring, GRIP damper, tapered steerer, 44mm offset, Boost110, 15mm Kabolt axle, 130mm travel Travel:Â 130mm Spring Type:Â Air |
| Shock |
Fox Performance Float DPS, 2-position damper, 185mm x 50mm Travel:Â 120mm |
| Bottom Bracket |
SRAM DUB MTB Wide, 73mm, BSA threaded |
| Stem |
Bontrager Elite, 35mm, 0 degree, 45mm length |
| Handlebar |
Bontrager Line, alloy, 35mm, 27.5mm rise, 780mm width |
| 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, L, XL, Bontrager Line Dropper, 170mm travel, MaxFlow, internal routing, 34.9mm, 450mm length Type:Â Dropper |
| Grips |
Bontrager XR Trail Comp, nylon lock-on |
Groupset
| Rear Derailleur |
SRAM GX Eagle AXS, T-Type |
|---|---|
| Crank |
SRAM GX Eagle, T-Type, DUB, 30T, 55mm chainline, 170mm length |
| Shifters |
SRAM AXS POD |
| Cassette |
SRAM Eagle XS-1275, T-Type, 10-52, 12 speed |
| Chain |
SRAM GX Eagle, T-Type, 12 speed |
| Brakes |
SRAM Level Bronze 4-piston hydraulic disc Type:Â Hydraulic Disc |
Wheels
| Rims |
Front: Size: S, Bontrager Line Comp 30, Tubeless Ready, 6-bolt, Boost110, 15mm thru axle, 27.5”; Size: M, ML, L, XL, Bontrager Line Comp 30, Tubeless Ready, 6-bolt, Boost110, 15mm thru axle, 29”, Rear: Size: S, Bontrager Line Comp 30, Tubeless Ready, Rapid Drive 108, 6-bolt, Boost148, 12mm thru axle, 27.5”; Size: M, ML, L, XL, Bontrager Line Comp 30, Tubeless Ready, Rapid Drive 108, 6-bolt, Boost148, 12mm thru axle, 29” |
|---|---|
| Tires |
Size: S, Bontrager Gunnison Pro XR, Tubeless Ready, wire bead, 60 tpi, 27.5×2.40”; Size: M, ML, L, XL, Bontrager Gunnison Pro XR, Tubeless Ready, dual compound, aramid bead, 60 tpi, 29×2.40” |
| Disc Rotors |
SRAM CenterLine, 6-bolt, round edge, 180mm |
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