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2026 Trek

Top Fuel 8

Prezzo Produttore

3499 €
Peso14,6 kg  
TelaioAlluminio
SospensioniFull, 120 / 130mm
ForcellaFox Rhythm Float 34
Ammortizzatore posterioreFox Float DPS Performance
Ruote29″ Alluminio
Trasmissione1 × 12
GruppoXT, Deore
FreniShimano Deore Disco idraulici
ReggisellaDropper
Visualizza su trekbikes.comUlteriori informazioni su Trek
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Approfondimenti
Sensazione di guida

Based on frame geometry and build specs.

Terrain
easyextreme
Handling
nimblestable
Top Fuel 8
Other Trail bikes
Rapporti

A bike with lower gearing will be easier to ride up steep hills, while a higher top end means it will pedal faster down hills.

Lowest gear

(climbing)

42 km/h

Top Fuel 8

42 km/h

Similar Bikes

Highest gear

(descending)

Livello delle caratteristiche

Basato sul materiale di costruzione e sul livello di qualità del telaio, della forcella, del set di ruote, del gruppo, del sistema di sospensioni e altro ancora.<link> Scopri di più →</link>

Confronta l'intera gamma di modelli Top Fuel

Visualizza confronto
Dimensionamento
MD

165cm – 176cm

MD/LG

173cm – 180cm

LG

177cm – 189cm

XL

187cm – 195cm

Note sul fitting del ciclista

None yet.

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Recensioni

Riassunto

The Trek Top Fuel is a versatile trail bike that excels in efficiency and adjustability, offering a lightweight design and stellar climbing performance. However, it faces criticism for its demanding handling and less premium component choices. Its suspension is well-balanced but firmly tuned, making it a mixed bag for riders seeking both comfort and performance.

Pros
  • Very efficient climber

  • Extensive adjustability options

  • Lightweight

  • Good value for money

  • Precise, reliable shifting even under load

Cons
  • Very little stability at speed

  • Demanding handling

  • Underwhelming component choices

  • Less premium-looking design

  • Limited freedom of movement on technical trails due to short dropper post

Key Quotes
The Trek Top Fuel is the outsider in our 2025 trail bike comparison test, and looks more like a beefed-up XC bike than a true trail bruiser.
Enduro Mountainbike Magazine logoEnduro Mountainbike Magazine
It’s a keen climber that balances rider weight well while keeping handling lively and sharp.
off.road.cc logooff.road.cc
The new Top Fuel responds to your fierce input like an XC bike; the torsionally stiff and responsive frame makes the most of your pedal strokes, and you find yourself moving faster than expected.
Outdoor Gear Lab logoOutdoor Gear Lab

Feedback?

Vedi tutte le recensioni

Loam Wolf
Long-Term Review: Trek Top Fuel Gen 4

ago 2025 · Cole Gregg

Trek have done an excellent job with the Top Fuel 9, producing a bike that rips the climbs and still has legs for a rowdy descent.

Leggi Recensione

Pinkbike
Spotted: Trek is Developing a Flex-Stay Top Fuel

giu 2025 · Dario DiGiulio

Honestly, I think Trek could do a slight reshuffle of their lineup. Call this bike the Fuel, and use the 130 / 140mm configuration as the stock setup. That would open the door for a lightweight 120/120 flexstay thing that's truly deserving of the Top Fuel moniker.

Leggi Recensione

Enduro Mountainbike Magazine
Trek Top Fuel 9.8 GX AXS – In our big 2025 trail bike comparison test

apr 2025 · Simon Kohler

In our 2025 big trail bike comparison test, the Trek Top Fuel 9.8 GX AXS takes on the hottest bikes of the season. How does it fare against the competition?

Pro
  • Very efficient climber

  • Extensive adjustability options

Contro
  • Very little stability at speed

  • Demanding handling

  • Underwhelming component choices

  • Less premium-looking design

Leggi Recensione

Outdoor Gear Lab
Trek Top Fuel 9.8 GX AXS

feb 2025 · Joshua Hutchens

The new Top Fuel is the 4th generation of Trek's lightweight, short-travel trail bike, gaining more versatility and some cool functionality. This...

Pro
  • Adjustable geometry and leverage

  • Frame storage with BITS

  • ABP suspension

Contro
  • Bar/stem combo limits adjustability

  • Heavier wheels

  • Tires provide a speed limit

Leggi Recensione

off.road.cc
Trek Top Fuel 8 Gen 4 mountain bike review

gen 2025

Although raced by Evie Richards on the elite-level cross-country circuit, Trek’s latest Top Fuel 8 Gen 4 is a bike that’ll cater to a raft of tastes thanks to its impressive adaptability. Despite the meagre suspension travel, it dishes out stellar trail manners up and downhill and is primed for UK trails.

Leggi Recensione

Freehub
Bike Review | Trek Top Fuel

nov 2024 · Spencer Astra

We’re getting deeper into autumn in the Pacific Northwest. This shift leads to slick trails and cooler temperatures. The new Trek Top Fuel seems to be the perfect companion to scoot around the mountain and dodge puddles. This bike immediately caught my attention, delivering an unexpectedly fun and efficient experience in a sleek, trail-friendly package. With a lightweight, carbon frame and components tuned for speed and control, the Top Fuel has quickly become a bike I look forward to riding.

Leggi Recensione

NSMB
Trek Top Fuel Long Term

ott 2024

3 months aboard the 9.8 GX AXS version of Trek's XC-plus, trail-lite, most of the bell curve-targeted Top Fuel

Pro
  • Excellent pedaling and climbing efficiency

  • Cohesive design, well-matched suspension

  • Clean frame design and finish

  • Versatile geometry with flip-chip adjustability

  • Excellent for 90% of trails

Contro
  • Uncomfortable stock saddle (Trek Verse Comp)

  • Dropper post has fore-aft play, rattles on rough descents

  • Brakes (SRAM Level Bronze) lack bite on long descents

  • RSL integrated bar/stem feels stiff, no adjustability

  • Heavy wheelset (almost 2000g) on a $7000 carbon bike, contributes to ~30lb weight

Leggi Recensione

Singletracks
The Trek Top Fuel relies heavily on its climb switch for a ride that’s more XC than DC [Review]

ott 2024 · Jeff Barber

The Trek Top Fuel is a short-travel mountain bike that tries to do a lot of things, though I found it's really an XC bike at heart.

Pro
  • Efficient pedaling, as long as the climbing is shock set to firm

  • A joy on descents

  • Bontrager components are surprisingly solid

Contro
  • Not as comfortable or playful as other downcountry bikes

  • Fit might be tricky for some riders

  • Can’t get away with leaving the shock open for the whole ride

Leggi Recensione

Geometria
Specifiche
Costruire
Telaio

Alpha Platinum Aluminum, internal storage, tapered head tube, internal guided routing, downtube guard, alloy rocker link, 4-way Mino Link, ABP, Boost148, 120mm travel

Standard BBBSA, 73mm, Filettato

Tolleranza pneumatici2.5"

ColoriMatte Dark Web; Lichen Green

Forcella

Fox Rhythm 34, Float EVOL air spring, GRIP damper, tapered steerer, 44mm offset, Boost110, 15mm Kabolt axle, 130mm travel

Escursione130mm

Tipo di mollaAria

Ammortizzatore posteriore

Fox Performance Float DPS, 2-position damper, 185mm x 50mm

Escursione120mm

Bottom Bracket

Shimano BB-MT501 BSA

Stem

Bontrager Elite, 35mm, 0 degree, 45mm length

Manubrio

Bontrager Line, alloy, 35mm, 27.5mm rise, 780mm width

Sella

Bontrager Verse P3, chromoly rails

Reggisella

Size: S, Bontrager Line Dropper, 100mm travel, MaxFlow, internal routing, 34.9mm, 310mm length; Size: M, ML, L, XL, Bontrager Line Dropper, 170mm travel, MaxFlow, internal routing, 34.9mm, 450mm length

TipoDropper

Manopole

Bontrager XR Trail Comp, nylon lock-on

Gruppo
Deragliatore posteriore

Shimano XT M8100, long cage

Manovella

Shimano Deore M6120, 30T ring, 55mm chainline, 170mm length

Leve del cambio

Shimano XT M8100, 12 speed

Cassetta

Shimano SLX M7100, 10-51T, 12 speed

Catena

Shimano SLX M7100, 12 speed

Freni

Shimano 4-piston hydraulic disc, M6100 lever, M6120 caliper

TipoShimano Deore Disco idraulici

Ruote
Cerchi

Front: Size: S, Bontrager Line Comp 30, Tubeless Ready, 6-bolt, Boost110, 15mm thru axle, 27.5''; Size: M, ML, L, XL, Bontrager Line Comp 30, Tubeless Ready, 6-bolt, Boost110, 15mm thru axle, 29'', Rear: Size: S, Bontrager Line Comp 30, High Strength 6000 Series Aluminum rim, Tubeless Ready, Rapid Drive 108, 6-bolt, Shimano MicroSpline freehub, Boost148, 12mm thru axle, 27.5''; Size: M, ML, L, XL, Bontrager Line Comp 30, High Strength 6000 Series Aluminum rim, Tubeless Ready, Rapid Drive 108, 6-bolt, Shimano MicroSpline freehub, Boost148, 12mm thru axle, 29''

Pneumatici

Size: S, Bontrager Gunnison Pro XR, Tubeless Ready, wire bead, 60 tpi, 27.5x2.40''; Size: M, ML, L, XL, Bontrager Gunnison Pro XR, Tubeless Ready, dual compound, aramid bead, 60 tpi, 29x2.40''

Dischi

Shimano RT66, 6-bolt, 180mm

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First added 24 dicembre

Last updated 19 luglio

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