2017 Trek Fuel Ex Jr


2017 Trek Fuel Ex Jr


Trek Kids' mountain bikes are the real deal, with light frames, knobbly tyres, quality parts, durable construction, and Dialed adjustable components that can grow with young riders.

Adventurous kids deserve a true, trail-ready bike that will take them down the road or off the road with confidence and control.

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Fully legit, fully loaded kids' version of our great Fuel EX  

X-Fusion Performance Suspension is tuned for lighter riders  

Designed from the ground up for trail riders 4'4"–5' tall  

More standover + lower BB + shorter reach = confident control  


Weight - 13.10 kg / 28.88 lbs  

Frame - Alpha Gold Aluminum, ABP Convert, Full Floater, E2 tapered head tube, EVO link, 90mm travel  

Front suspensionX-Fusion Velvet RL, air spring, rebound, lockout, E2 tapered steerer, 90mm travel  

Rear suspensionX-Fusion Microlite RL, air spring, rebound, lockout, 152x32mm  


Wheels - Formula alloy hubs, Bontrager AT-650 32-hole double-walled alloy rims  

Front Hub - Formula DC20 alloy  

Rear Hub - Formula DC22 alloy  

Rims - Bontrager AT-650 32-hole double-walled alloy  

Spokes - Bontrager 14g  

Tires - Bontrager XR2, 26x2.20"  


Shifters - Shimano Deore, 10 speed  

Front derailleur - Shimano Deore, high direct mount  

Rear derailleur - Shimano Deore, Shadow Plus  

Crank - Alloy, 24/32 w/bashguard  

Cassette - Shimano HG50, 11-36, 10 speed  

Chain - KMC X10  


Saddle - Dialed 24" size, padded  

Seatpost - Bontrager SSR, 2-bolt head, 31.6mm, 12mm offset  

Handlebar - Bontrager alloy, 25.4mm, 15mm rise  

Stem - Bontrager Elite, 31.8mm, 7 degree, Blendr compatible  

Grips - Bontrager Race  

Headset - Integrated, cartridge bearing, sealed, 1-1/8" top, 1.5" bottom  

Brakeset - Shimano M315 hydraulic disc