Trek Top Fuel 8 Gen 4 2027

Trek Top Fuel 8 Gen 4 2027

5347177

  • Built & checked by our Trek-trained workshop
  • Ready-to-ride delivery or free in-store collection
  • UK warranty support from a real local bike shop
  • Expert advice before & after purchase — no call centres
£3,000.00
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The Trek Top Fuel 8 is a downcountry full-suspension bike — 120-130mm of travel, an Alpha Platinum aluminium frame, and SRAM's T-Type drivetrain for riders who want to go fast uphill and still have fun on the way down.

WHO THIS BIKE SUITS

You want a full-suspension bike that climbs efficiently but still has real capability on descents.

You want SRAM's T-Type drivetrain without paying carbon frame prices.

IF YOU'RE LOOKING FOR SOMETHING DIFFERENT

If you want a carbon frame at this spec level, ask us about the Top Fuel 9 range.

If you don't need rear suspension, the Procaliber hardtail range costs less.

WHERE IT SITS IN THE RANGE

The Top Fuel 8 is the aluminium entry point into Trek's downcountry range — same 120-130mm adjustable geometry as the carbon bikes above it, with SRAM Eagle 70 T-Type keeping the price sensible.

THE FINAL WORD

If you want genuine downcountry capability without a carbon price tag, the Top Fuel 8 is where we'd start you. Come in and talk to us about the Mino Link geometry adjustment — it changes how this bike rides more than most riders expect.

We reserve the right to make changes to the product information contained on this site at any time without notice, including with respect to equipment, specifications, models, colours, materials and pricing. Due to supply chain issues, compatible parts may be substituted at any time without notice. Bike and frame weights are based on pre-production painted frames at time of publication. Weights may vary in final production.

Frame: Alpha Platinum Aluminium, internal storage, tapered head tube, internal guided routing, downtube guard, alloy rocker link, 4-way Mino Link, ABP, Boost148, 120 mm - 130 mm travel

Fork: Fox Rhythm 34, Float EVOL air spring, GRIP damper, tapered steerer, 44 mm offset, Boost110, 15 mm Kabolt axle, 140 mm travel

Rear derailleur: SRAM Eagle 70, T-Type

Crank: SRAM Eagle 70, DUB, 30T steel, T-Type, 55 mm chainline, 170 mm length

Cassette: SRAM Eagle XS-1270, T-Type, 10-52, 12-speed

Chain: SRAM Eagle 70, T-Type, 12-speed

Brakeset: SRAM DB 8 4-piston hydraulic disc

Rotor: SRAM CenterLine 2.0, 6-bolt, 180 mm

Tyres: Bontrager Gunnison Pro XR, Tubeless Ready, dual compound, aramid bead, 60 tpi, 29x2.40"

Rims: Bontrager Line TLR 30, Tubeless-Ready, 28-hole, Presta valve

Seatpost: Bontrager Line Dropper, 170 mm travel, MaxFlow, internal routing, 34.9 mm

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

Not sure if this is the right bike for you? Get in touch and we'll help you choose with confidence.

Personalised Bike Consultation

Not sure which model is perfect for you? Our expert team at All Ride Now in Midhurst, West Sussex is here to help you choose with confidence.

  • Will you be riding mainly on or off-road?
  • Do you prefer an upright or sportier riding position?
  • Are you looking for longer range, lighter weight, or a more comfortable feel?

Through a friendly consultation – in-store, by phone, live chat or email – we’ll help you narrow down your options and find the bike that best fits your needs.

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