Trek Fuel EX 5 (Gen 7) Full Suspension Trail Mountain Bike 2026

Fuel EX 5 is an aluminum trail bike built for total versatility wherever you ride. It comes with a RockShox Recon Silver fork and X-Fusion Pro 2 rear shock, tubeless-ready wheels, a 12-speed Shimano Deore drivetrain, and a TranzX dropper post, so you're ready for anything.

SPECIFICATIONS

*Please note - spec applies to all sizes unless listed separately

Frameset
Specifications
*Mainframe    Size: S, XL, L, M
Alpha NEXT Platinum aluminum, internal storage, ZS headset, adjustable leverage rate, guided internal routing, interchangeable alloy rocker link, interchangeable lower shock mount, downtube guard, shuttle guard, BSA 73, ISCG 05, ABP, UDH, Boost148, adaptable travel 145mm-160mm
*Fork    Size: S, XL, L, M
Rockshox Recon Silver RL, Solo Air spring, Motion Control damper, lockout, tapered steerer, 42 offset, Boost110, 15mm Maxle Stealth, 150mm travel
*Shock    Size: S, XL, L, M
X-Fusion Pro 2, 2-position damper, 205mm x 60mm

Wheels
Specifications
*Front Hub    Size: S, XL, L, M
Shimano TC500 alloy, centerlock, 110x15mm thru axle
*Rear Hub    Size: S, XL, L, M
Shimano TC500 alloy, centerlock, 148x12mm thru axle
*Rear Skewer    Size: S, XL, L, M
Bontrager Switch thru axle, removable lever
*Rim    Size: S, XL, L, M
Bontrager Line TLR 30, Tubeless Ready, 32-hole, Presta valve
Size: S, XL, L, M
Bontrager Line TLR 30, Tubeless Ready, 28-hole, Presta valve
*Tire    Size: S
Bontrager Gunnison Elite XR, Tubeless Ready, wire bead, 60 tpi, 27.5x2.40''
Size: S, XL, L, M
Bontrager Gunnison Elite XR, Tubeless Ready, wire bead, 60 tpi, 29x2.40''
*Tire Part    Size: S, XL, L, M
Bontrager TLR sealant, 180 ml/6 oz
*Rim Strip    Size: S, XL, L, M
Bontrager TLR
Max tire size    Frame: 29x2.50", Fork: See manufacturer

Drivetrain
Specifications
*Shifter    Size: S, XL, L, M
Shimano Deore M6100, 12 speed
*Rear Derailleur    Size: S, XL, L, M
Shimano Deore M6100, long cage
*Crank    Size: S, XL, L, M
Shimano MT512, 30T ring, 55mm chainline, 170mm length
*Bottom Bracket    Size: S, XL, L, M
Shimano BB-MT501 BSA
*Cassette    Size: S, XL, L, M
Shimano Deore M6100, 10-51, 12 speed
*Chain    Size: S, XL, L, M
Shimano Deore M6100, 12 speed
Max chainring size    1x: 34T round, 32T oval, min 30T, 32T oval

Components
Specifications
*Saddle    Size: S, XL, L, M
Bontrager Verse Short, stainless steel rails
*Seatpost    Size: S
TranzX JD-YSI34, 150mm travel, internal routing, 34.9mm
Size: XL, L, M
TranzX JD-YSI34, 170mm travel, internal routing, 34.9mm
*Handlebar    Size: S, XL, L, M
Bontrager Comp, alloy, 31.8mm, 40mm rise, 780mm width
*Grips    Size: S, XL, L, M
Trek Line Comp, nylon lock-on
*Stem    Size: S, XL, L, M
Bontrager Comp, 31.8mm, 7 degree, 35mm length
*Headset    Size: S, XL, L, M
FSA Orbit, sealed cartridge bearing, 1-1/8'' top, 1.5'' bottom, 1.5 crown
*Brake    Size: S, XL, L, M
Shimano hydraulic disc, MT201 lever, MT200 caliper
*Brake Rotor    Size: S, XL, L, M
Shimano RT10, CenterLock, 180 mm
Rotor size    Max brake rotor sizes - Frame: 203mm, min 180mm, Fork: see fork manufacturer

Weight
Specifications
Weight    M - 17.02 kg / 37.53 lbs (with TLR sealant, no tubes)
Weight limit    This bike has a maximum total weight limit (combined weight of bicycle, rider, and cargo) of 300 pounds (136 kg).

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, materials, and pricing. Due to supply chain issues, compatible parts may be substituted at any time without notice.

Bike and frame weights are based off pre-production painted frames at time of publication. Weights may vary in final production.