MountainPartial spec

2025 Trek Top Fuel 9.9 XTR Gen 4

Own a 2025 Trek Top Fuel 9.9 XTR Gen 4?

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Overview

Fork: RockShox Pike Ultimate, DebonAir spring, Charger 3.1 RC2 damper, 44mm offset, Boost110, Maxle Stealth, 130mm travel
Tires: Bontrager Gunnison RSL XT, Tubeless Ready, triple compound, aramid bead, 120 tpi, 29x2.40"
Brakes: Shimano XTR M9100 hydraulic disc
Saddle: Verse Short Comp, steel rails
Wheels: Bontrager Line Pro 30, OCLV Mountain Carbon, Tubeless Ready, 6-bolt, Boost, 29"
Cassette: Shimano XTR M9101, 10-51, 12 speed
Crankset: E*thirteen TRS Race Carbon, 30T, 55mm chainline
Seatpost: Bontrager Line Dropper, MaxFlow, internal routing, 34.9mm
Shifters: Shimano XTR M9100, 12 speed
Handlebar: Bontrager RSL Integrated handlebar/stem, OCLV Carbon, 27.5mm handlebar rise
Weight kg: 12.63
Rear shock: RockShox Deluxe Ultimate RCT, 185mm x 50mm
Travel rear mm: 120
Rear derailleur: Shimano XTR M9100, Shadow Plus, long cage, 51T max cog
Travel front mm: 130

L: Reach mm: 482; Stack mm: 608; Chainstay mm: 439; Wheelbase mm: 1227; Head angle deg: 65.9; Seat angle deg: 76.3
M: Reach mm: 452; Stack mm: 599; Chainstay mm: 434; Wheelbase mm: 1188; Head angle deg: 65.9; Seat angle deg: 77.3
S: Reach mm: 422; Stack mm: 566; Chainstay mm: 434; Wheelbase mm: 1150; Head angle deg: 65.9; Seat angle deg: 76.5
ML: Reach mm: 467; Stack mm: 604; Chainstay mm: 439; Wheelbase mm: 1210; Head angle deg: 65.9; Seat angle deg: 76.6
XL: Reach mm: 512; Stack mm: 626; Chainstay mm: 444; Wheelbase mm: 1270; Head angle deg: 65.9; Seat angle deg: 75.6

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