Trek Session 9 X01 Mountain Bike 2025

The Session 9 X01 is a highly capable and durable downhill mountain bike. Its strong alloy frame and innovative high-pivot suspension system allow for quick maneuvering and impressive speed, even on challenging trails. This top-of-the-line bike features our most advanced DH suspension, a premium drivetrain, and the high-performing SRAM Maven Ultimate 4-piston brakes.

Colours: Liquid Silver

• Frame Alpha Platinum Aluminium, high main pivot, idler pulley, integrated frame protection, internal or external routing, magnesium rocker link, Mino Link, ISCG 05 2-bolt mount, Active Braking Pivot, 157x12 mm thru-axle, 200 mm travel
• Fork RockShox Boxxer Ultimate, DebonAir spring, Charger 2 RC2 damper, straight steerer, 46 mm offset, Boost, 110x20 mm Maxle Stealth, 200 mm travel
• Shock RockShox Vivid Ultimate, 250 mm x 72.5 mm
• Max compatible fork travel 200mm
• Wheel front Bontrager Line DH 30, Tubeless Ready, 6-bolt, 110x20 mm Boost thru axle
• Wheel rear Bontrager Line DH 30, Tubeless Ready, Rapid Drive 108, 6-bolt, Shimano 7 speed freehub, 157x12 mm thru axle
• Skewer rear Bontrager Switch thru-axle, removable lever
• Tyre Bontrager G5 Team Issue, wire bead, 2-ply 60 tpi, 29x2.50"
• Rim strip Bontrager TLR
• Max tyre size Frame: 29x2.50", Fork: See manufacturer
• Shifter SRAM X01 DH, 7 speed
• Rear derailleur SRAM X01 DH, medium cage
• Crank SRAM X01 DH, DUB 83, 34T alloy ring, 165 mm length
• Bottom bracket SRAM DUB, 83 mm, BSA threaded
• Cassette SRAM PG-720, 11-25, 7-speed
• Chain SRAM PC-1110, 11-speed
• Pedal Wellgo MG-1, magnesium body, Cro-Mo axle, replaceable pins
• Max. chainring size 1x: 36T
• Saddle Bontrager Arvada, austenite rails, 138 mm width
• Seatpost Bontrager Rhythm Elite, 31.6 mm, 0 mm offset, 330 mm length
• Handlebar Bontrager Line Pro, OCLV Carbon, 35 mm, 27.5 mm rise, 820 mm width
• Grips Bontrager XR Trail Elite, nylon lock-on
• Stem Bontrager Line Pro, 35 mm, Direct Mount, 50 mm length
• Headset FSA Orbit, sealed cartridge bearing, 1-1/8" top, 1.5" bottom (includes geometry-adjust angled cups)
• *Brake rotor
• Size: R1, R2, R3 SRAM 6-bolt, 200 mm
• Size: R1, R2, R3 SRAM HS2, 6-bolt, 220mm
• Rotor size Max brake rotor sizes - Frame: 220mm, Fork: see fork manufacturer
• Weight R2 - 17.70 kg / 39.03 lbs
• Weight limit This bike has a maximum total weight limit (combined weight of bicycle, rider and cargo) of 136 kg (300 lb).