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Today’s DealsFuel EX 5 29
A 29″ aluminum frame full suspension trail bike with mid-range components.
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| Frame | Aluminum |
|---|---|
| Suspension | Full, 120 / 120mm |
| Wheels | 29″ |
| Drivetrain | 2 × 10 |
| Groupset | X5 |
| Brakes | Shimano Hydraulic Disc |
Summary
The Trek Fuel is a versatile trail bike praised for its lightweight design and efficient climbing capabilities. It offers a stable and confident ride on descents, with a suspension system that balances firmness and suppleness. Overall, it combines trail and cross-country qualities effectively, making it a fun and reliable choice for various riders.
Lightweight
Efficient climbing
Stable and confident on descents
Supple and smooth suspension
Versatile for trail and cross-country riding
Limited travel may not suit all riders
Some quality-control issues with components
May require tubeless conversion for optimal performance
The Trek Fuel EX 9.8 29 is a lightweight but trail-capable 29er and a little bit XC, a little bit rock-and-rollBicycling
The Debonair high-volume air can transforms the ride.
A real testament to how well this type of bike caters to just about any type of mountain biker
This is a badass mountain bike that would make anyone happy to hit the trails.
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Nov 2016 · Tyler Benedict
Earlier this year, the Fuel EX received rapid fire updates that first introduced a 27.5+ version then quickly made it the standard model by adding 29er wheels and tires for most of the stock builds. The frame was all new for both, bumping travel to 130mm, and it effectively did away with the standard 27.5 …

Jun 2016 · Josh Patterson
It appears Trek’s design team has been paying close attention to the desires of trail riders, many of whom have been gravitating toward short-travel 29ers with slack geometry, and redesigned the Fuel EX accordingly. . .
Spirited handling
Good suspension performance
Ultra low bottom bracket might not suit everyone
Proprietary headset

May 2016 · Lennard Zinn
The carbon fiber Top Fuel ruled in mountain biking’s mid-2000s heyday, and now it’s back and better than ever. Most importantly, Trek has updated the

Mar 2016 · Paul Burwell
The Trek Fuel Ex Jr is a first time full-susser for the little ripper
Tons of standover clearance; quality suspension components; plenty of stopping power; wide gearing range; proper mountain bike tyres.
Heavy; needs a shorter stem; brake levers lack reach adjustment for smaller hands.

Mar 2016
Who wouldn’t have expected the updated Trek Top Fuel’s shining point to be climbing? Its predecessor was a World Cup-winning XC race bike and the Top Fuel has now replaced the company’s other race bike, the Superfly. With larger wheels, improved suspension and other updates, the Top Fuel is poised to carry on Trek’s XC race heritage.

Nov 2015 · McCoy
The Fuel EX 9.9 is a trailbike that can rival even enduro bikes in the hands of a strong and skilled pilot
Nov 2015 · Mark Alker
26 is not dead! It's the new size du jour for kids bikes. Jon Bateman takes Trek's mini Fuel for a ride.

Oct 2015
Trek’s incredibly popular Fuel EX range comes in both 29″ and 27.5″ flavours, and for 2016 the 29er goes under the knife to receive a very trendy facelift, scoring the updates we hoped and wished for. Tighter, zipper and adjustable whilst retaining that super-supple suspension we have grown to expect, the new Fuel EX 29 …
Great improvements to frame geometry.
Wide gear range.
Superb finish.
Needs tubeless conversion.
| Frame | Alpha Platinum Aluminum, ABP Convert, Full Floater, E2 tapered head tube, press fit BB, magnesium EVO link, down tube guard, G2 Geometry, 120mm travel |
|---|---|
| Headset | FSA IS-2, E2, alloy cartridge |
| Stem | Bontrager Race Lite, 31.8mm, 7 degree |
| Handlebar | Bontrager Low Riser, 31.8mm, 5mm rise |
| Saddle | Bontrager Evoke 1.5 |
| Seatpost | Bontrager SSR, 2-bolt head, 31.6mm, 12mm offset Type: Rigid |
| Rear Derailleur | SRAM X5 |
|---|---|
| Front Derailleur | SRAM X5, high direct mount |
| Crank | Race Face Ride, 36/22 |
| Shifters | SRAM X5, 10 speed |
| Cassette | SRAM PG 1020, 11-36, 10 speed |
| Brakes | Shimano M355 hydraulic disc Type: Shimano Hydraulic Disc |
| Tires | Bontrager XR3, 29x2.30" |
|---|
First added June 29
Last updated June 29
Not listed for 3,256 days