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Today’s DealsTop Fuel 8
A 27.5″ / 29″ aluminum frame full suspension crosscountry bike with upper mid-range components.
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Manufacturer Price
$2,799| Weight | 28.5 lbs |
|---|---|
| Frame | Aluminum |
| Suspension | Full, 100 / 100mm |
| Fork | Fox Rhythm Float 32 |
| Shock | Fox |
| Wheels | 27.5″ / 29″ Aluminum |
| Drivetrain | 2 × 11 |
| Groupset | SLX |
| Brakes | Shimano Deore Hydraulic Disc |

Oct 2019 · Brandon
The Top Fuel is Trek’s endurance cross-country race machine built to conquer climbs and inspire confidence on descents.
Feb 2019 · Dale Tiessen
Let’s be clear - Trek’s Top Fuel is a XC race weapon. This is not your typical ‘Whistler XC’ bike, which the greater industry may characterize as a ‘trail’ or ‘all mountain’ bike. The Top Fuel is designed for World Cup XC race courses. It is meant to be precise, light and fast.

Jul 2018 · Guy Kesteven
Stiff frame and suspension in classic race style, but wheels are slow and ride feel is conservative. Buy if you want an efficient and trusted ride for your money
Stiff frame with suspension tuned for efficient pedalling, reasonable kit for the cash
Conservative rather than combative handling character and overall feel, wheels and tyres undermine rough rolling speed and liveliness

May 2017 · James Bracey
Swing a leg over the Trek Top Fuel 9 and the first thing you notice is the suspension is keen to get working. It’s a seriously rapid bike on the trails.
Rewarding ride provided by the Re:aktiv suspension.
SRAM X1 groupset performed flawlessly.
Handling is marred by the miniscule bar width.
Tyres are inappropriate for most British conditions.

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 · Christoph Bayer
Trek gave their Top Fuel a revamp for 2016. We've put the Trek Top Fuel 9.8 SL through its paces to see if the performance can match the looks.

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.

Feb 2016
The Trek Top Fuel 9.8 SL is a Greyhound designed to cover long distances fast and is tailor-made for über-fit marathon racers.
| Frame | Alpha Platinum Aluminum, ABP, Full Floater, EVO link, E2 tapered head tube, Mino Link, MicroTruss, internal derailleur and dropper post routing, down tube guard, PF92, Boost148 & G2 Geometry on 29ers, 100mm travel BB Standard: BB86/BB92, Press Fit |
|---|---|
| Fork | Fox Rhythm 32 Float, GRIP adjustable damper, E2 tapered steerer, Boost110, G2 Geometry w/51mm offset on 29ers, 100mm travel Travel: 100mm Spring Type: Air |
| Shock | Fox Performance Float, RE:aktiv XC 2-position damper, tuned by Trek Suspension Lab, 6.5x1.5˝ Travel: 100mm |
| Bottom Bracket | PF92 |
| Headset | FSA IS-2, 1-1/8˝ top, 1.5˝ bottom |
| Stem | Bontrager Elite, 31.8mm, 7 degree |
| Handlebar | Bontrager Race Lite, 31.8mm, 5mm rise |
| Saddle | Bontrager Evoke 2, chromoly rails |
| Seatpost | Bontrager Rhythm Elite, 2-bolt head, 31.6mm, zero offset Type: Rigid |
| Pedals | Not included |
| Grips | Bontrager Race Lite, lock-on |
| Rear Derailleur | Shimano SLX M7000, Shadow Plus |
|---|---|
| Front Derailleur | Shimano SLX M7020 |
| Crank | Race Face Ride, 36/22 |
| Shifters | Shimano SLX M7000, 11 speed |
| Cassette | Shimano SLX M7000, 11-42, 11 speed |
| Chain | KMC X11-1 |
| Brakes | Shimano MT500 hydraulic disc Type: Shimano Deore Hydraulic Disc |
| Rims | Bontrager Duster Elite 23, Tubeless Ready, 54T Rapid Drive, Boost110 front, Boost148 rear (15.5˝: 142x12 rear, 21T), tubeless strips included, valves sold separately |
|---|---|
| Tires | Bontrager XR2 Team Issue, Tubeless Ready, 120 tpi, aramid bead, 29x2.20˝ (15.5: 27.5x2.20˝) |
First added February 15
Last updated February 15
Not listed for 3,025 days