Trek Session 8 29 GX Bike 2026 Chameleon Green
Hit the downhill with confidence on the Trek Session 8 GX, engineered to keep you fast, planted, and nimble on the roughest runs. This bike delivers precision handling and smooth suspension so every line you take feels controlled and effortless.
Built around Trek’s Alpha Platinum Aluminum frame with high-pivot geometry and Active Braking Pivot, the Session 8 GX maximizes rear-wheel traction and forward momentum. With 200mm travel front and rear, Mino Link adjustments, and size-specific chainstays, this bike balances performance, fit, and durability for high-speed descents.
Key Features
- Wheel Size: 29"
- Tire Size: 29x2.50"
- Shifter: SRAM GX DH, 7 speed
- Rear Derailleur: SRAM GX DH, medium cage
- Crank: Truvativ Descendant DH, DUB 83, 34T steel ring, 165mm length
- Bottom Bracket: SRAM DUB, 83mm, BSA threaded
- Cassette: SRAM PG-720, 11-25, 7 speed
- Chain: SRAM PC-1110, 11 speed
- Pedal: Wellgo BO-87B, alloy body, Cro-Mo axle, replaceable pins
- Saddle: Verse Short Comp, steel rails, 145mm width
- Seatpost: Bontrager Rhythm Elite, 31.6 mm, 0 mm offset, 330 mm length
- Handlebar: Bontrager Line, alloy, 35mm, 27.5mm rise, 780mm width
- Stem: Bontrager Line Pro, 35 mm, Direct Mount, 50 mm length
- Brake: SRAM Maven Bronze 4-piston hydraulic disc
- Brake Rotor: SRAM CenterLine / Centerline 2.0, 200–220mm depending on size
- Frame & Suspension: Alpha Platinum Aluminum frame with high main pivot, idler pulley, magnesium rocker link, internal/external routing, Mino Link, ISCG 05 2-bolt mount, and Active Braking Pivot
- Fork: RockShox Boxxer with DebonAir+ spring and Rush RC damper, BoostDH 110x20 Maxle Stealth, 52mm offset
- Shock: Marzocchi Bomber, size-specific spring rate, 250mm x 72.5mm
- Wheelset: Bontrager Line DH 30, Tubeless Ready, 6-bolt, front 110x20mm Boost, rear Rapid Drive 108, Shimano 7-speed freehub
- Core Plate: SRAM DUB bottom bracket and Truvativ crankset integration
- Ergonomic Fit: Adjustable Mino Link geometry, size-specific chainstay lengths, and Bontrager lock-on grips
Description
Hit the downhill with confidence on the Trek Session 8 GX, engineered to keep you fast, planted, and nimble on the roughest runs. This bike delivers precision handling and smooth suspension so every line you take feels controlled and effortless.
Built around Trek’s Alpha Platinum Aluminum frame with high-pivot geometry and Active Braking Pivot, the Session 8 GX maximizes rear-wheel traction and forward momentum. With 200mm travel front and rear, Mino Link adjustments, and size-specific chainstays, this bike balances performance, fit, and durability for high-speed descents.
Key Features
- Wheel Size: 29"
- Tire Size: 29x2.50"
- Shifter: SRAM GX DH, 7 speed
- Rear Derailleur: SRAM GX DH, medium cage
- Crank: Truvativ Descendant DH, DUB 83, 34T steel ring, 165mm length
- Bottom Bracket: SRAM DUB, 83mm, BSA threaded
- Cassette: SRAM PG-720, 11-25, 7 speed
- Chain: SRAM PC-1110, 11 speed
- Pedal: Wellgo BO-87B, alloy body, Cro-Mo axle, replaceable pins
- Saddle: Verse Short Comp, steel rails, 145mm width
- Seatpost: Bontrager Rhythm Elite, 31.6 mm, 0 mm offset, 330 mm length
- Handlebar: Bontrager Line, alloy, 35mm, 27.5mm rise, 780mm width
- Stem: Bontrager Line Pro, 35 mm, Direct Mount, 50 mm length
- Brake: SRAM Maven Bronze 4-piston hydraulic disc
- Brake Rotor: SRAM CenterLine / Centerline 2.0, 200–220mm depending on size
- Frame & Suspension: Alpha Platinum Aluminum frame with high main pivot, idler pulley, magnesium rocker link, internal/external routing, Mino Link, ISCG 05 2-bolt mount, and Active Braking Pivot
- Fork: RockShox Boxxer with DebonAir+ spring and Rush RC damper, BoostDH 110x20 Maxle Stealth, 52mm offset
- Shock: Marzocchi Bomber, size-specific spring rate, 250mm x 72.5mm
- Wheelset: Bontrager Line DH 30, Tubeless Ready, 6-bolt, front 110x20mm Boost, rear Rapid Drive 108, Shimano 7-speed freehub
- Core Plate: SRAM DUB bottom bracket and Truvativ crankset integration
- Ergonomic Fit: Adjustable Mino Link geometry, size-specific chainstay lengths, and Bontrager lock-on grips
