Fuel EX 8 is the ideal trail bike for mountain bikers who want a versatile full suspension ripper that can crush marathon and multi-stage races and still huck with the enduro crew. It hits the sweet spot of value and performance in our mountain bike line-up with an Alpha Aluminium frame, 140 mm front and 130 mm rear suspension, and a SRAM GX Eagle 12-speed drive train.
It's right for you if...
You're cool with your wheels leaving the ground, but you also like to go the distance on marathon singletrack sessions and aim to clear every rock garden on the first try. You want exceptional trail bike performance with the same MTB frame and suspension tech found on higher-end trail bikes, at an exceptional price.
The tech you get
A lightweight Alpha Platinum Aluminium frame, a 140 mm FOX Rhythm 34 fork and 130 mm of rear travel with a FOX Performance Float shock with Trek's exclusive RE:aktiv damper – it's enough suspension to go big while staying fast on the flats and climbs. A SRAM GX Eagle 1x12 drive train with a wide-range 10-50 cassette, Tubeless Ready Bontrager Line Comp 30 wheels, Shimano Deore hydraulic disc brakes, and a Bontrager Line dropper post for on-the-fly saddle height adjustments.
The final word
It's a trail bike that is fully capable keeping up with whatever you throw at it. It has the same frame and suspension tech found on our top-of-the-line trail bikes, with a SRAM GX Eagle 1x12 drive train that delivers a huge range of gearing with the simplicity of a single shifter.
Why you'll love it
This bike is perfect for shredding singletrack, hitting drops and pushing your limits in multi-stage and marathon events
If you measure quality in performance per pound, you won't do better than Fuel EX 8
You sense its capability immediately, like when you're charging through sections of trail that you never thought you'd clean
The shifter-style, underbar remote dropper post lever is super intuitive and easy to use
We expanded our size range to ensure a better fit for all riders. And, you get the fastest wheel that fits your frame: XS frames get 27.5˝ wheels, S frames get to choose between 27.5˝ or 29˝ and sizes M to XL get 29˝ wheels
Specifications
*spec applies to all sizes unless otherwise noted
Frameset
Frame: Alpha Platinum Aluminium, tapered head tube, Knock Block, Control Freak internal routing, downtube guard, ISCG 05, magnesium rocker link, Mino Link, ABP, Boost148, 130 mm travel
*Fork: Size: XS , S
Fox Rhythm 34, Float EVOL air spring, GRIP damper, tapered steerer, 44mm offset, Boost110, 15mm Kabolt axle, 140mm travel
Size: S , M , ML , L , XL , XXL
Fox Rhythm 34, Float EVOL air spring, GRIP damper, tapered steerer, 44 mm offset, Boost110, 15 mm Kabolt axle, 140 mm travel
*Shock: Size: XS , S
Fox Performance Float EVOL, RE:aktiv 3-position damper, tuned by Trek Suspension Lab, 210x52.5mm
Size: S , M , ML , L , XL , XXL
Fox Performance Float EVOL, RE:aktiv 3-position damper, tuned by Trek Suspension Lab, 210x55 mm
Wheels
Front Wheel: Bontrager Line Comp 30, Tubeless Ready, 6-bolt, Boost110, 15 mm thru axle
Rear Wheel: Bontrager Line Comp 30, Tubeless Ready, 6-bolt, SRAM XD driver, Boost148, 12 mm thru axle
*Tire: Size: XS , S
Bontrager XR4 Team Issue, Tubeless Ready, Inner Strength sidewalls, aramid bead, 120 tpi, 27.5x2.60"
Size: S , M , ML , L , XL , XXL
Bontrager XR4 Team Issue, Tubeless Ready, Inner Strength sidewalls, aramid bead, 120 tpi, 29x2.60"
Drivetrain
Shifter: SRAM GX Eagle, 12-speed
Rear Derailleur: SRAM GX Eagle
*Crank: Size: XS , S
Truvativ Descendant 6k Eagle, DUB, 30T steel ring, Boost, 170mm length
Size: M , ML , L , XL , XXL
Truvativ Descendant 6k Eagle, DUB, 30T steel ring, Boost, 175 mm length
Bottom Bracket: SRAM DUB, 92 mm, PressFit
Cassette: SRAM XG-1275 Eagle, 10-50, 12-speed
Chain: SRAM GX Eagle, 12-speed
Components
Saddle: Bontrager Arvada, hollow chromoly rails, 138 mm width
*Seatpost: Size: XS , S
Bontrager Line Dropper, 100 mm travel, internal routing, 31.6 mm, 345 mm length
Size: M , ML , L , XL , XXL
Bontrager Line Dropper, 150mm travel, internal routing, 31.6 mm, 440mm length
Handlebar: Bontrager Line, alloy, 35 mm, 27.5 mm rise, 780 mm width
Grips: Bontrager XR Trail Elite, alloy lock-on
*Stem: Size: XS , S
Bontrager Line, 35mm, Knock Block, 0 degree, 40mm length
Size: M , ML , L , XL , XXL
Bontrager Line, 35 mm, Knock Block, 0-degree, 50 mm length
Headset: Knock Block Integrated, sealed cartridge bearing, 1-1/8" top, 1.5" bottom
Brake: Shimano Deore M6000 hydraulic disc
Brake Rotor: Shimano RT66, 6-bolt, 180 mm
Weight
Weight: M - 14.55 kg / 32.07 lbs (with tubes)
Weight limit: This bike has a maximum total weight limit (combined weight of bicycle, rider and cargo) of 136 kg (300 lb).
We reserve the right to make changes to the product information contained on this site at any time without notice, including with respect to equipment, specifications, models, colors, and materials.
Bike and frame weights are based on Trek pre-production painted frames at the time of publication. Weights may vary in final production
Buy Trek Fuel EX 8 GX 2020 Mountian Bike online