2021 Trek Fuel EX 5

The 2021 Trek Fuel EX 5 is a 27.5″ / 29″ aluminum frame full suspension trail bike with upper mid-range components.

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2021 Trek Fuel EX 5
  • MSRP $2,099
  • Weight 34.3 lbs / 15.6 kg
  • Front Travel 140mm
  • Rear Travel 130mm
  • Frame Aluminum
  • Fork RockShox Recon Silver RL
  • Wheels 27.5″ / 29″
  • Drivetrain 1 × 12
  • Groupset Deore, Shimano
  • Brakes Hydraulic Disc
  • Seatpost Dropper post
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1 × 12 — 12 speed

2021 Trek Fuel EX 5
26 mph
Similar Bikes
26 mph

The Fuel EX 5 is easier to ride up hills than similar bikes.

The Fuel EX 5 is geared about the same as similar bikes for riding downhill.

Estimated Spec Level

Based on build material and quality level of the frame, fork, wheelset, groupset, suspension system, and more. Learn more

est. spec level →$0$500$1,000$1,500$2,000$2,500
This bike
Other trail bikes



FrameAlpha Platinum Aluminum, tapered head tube, Knock Block, Control Freak internal routing, downtube guard, ISCG 05, magnesium rocker link, Mino Link, ABP, Boost148, 130mm travel
ForkRockShox Recon Silver, Solo Air spring, Motion Control damper, lockout, tapered steerer, 42mm offset, Boost110, Maxle Stealth, 140mm travel
Rear ShockX-Fusion Pro 2, 2-position damper, 210x55mm
Bottom BracketShimano MT500, 92mm, PressFit
HeadsetKnock Block Integrated, 58-degree radius, cartridge bearing, 1-1/8'' top, 1.5'' bottom
StemBontrager Rhythm Comp, 31.8mm, Knock Block, 0 degree, 50mm length
HandlebarBontrager alloy, 31.8mm, 15mm rise, 750mm width
SaddleBontrager Arvada, steel rails, 138mm width
SeatpostTranzX JD-YSP18, 130mm travel, internal routing, 31.6mm, 425mm length
GripsBontrager XR Trail Comp, nylon lock-on
Rear DerailleurShimano Deore M6100, long cage
CrankShimano MT511, 30T steel ring, Boost (52mm chainline), 175mm length
ShiftersShimano Deore M6100, 12 speed
CassetteShimano Deore M6100, 10-51, 12 speed
ChainShimano Deore M6100, 12 speed
BrakesShimano hydraulic disc, MT201 lever, MT200 caliper
RimsAlex MD35, Tubeless Ready, 32-hole, 35mm width, presta valve
Spokes14g stainless steel
Front HubBontrager alloy, 6-bolt, Boost110, 15mm thru axle
Rear HubBontrager alloy, sealed bearing, 6-bolt, Shimano MicroSpline freehub, Boost148, 12mm thru axle
TiresBontrager XR4 Comp, wire bead, 30 tpi, 29x2.60''
Disk RotorsShimano RT56, 6-bolt, 180mm
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2021 Trek Fuel EX 5