2025
See all specifications ↓
Trek - Top Fuel 8 Gen 4
Mountain · Trail · Unisex
Frame material
Aluminum
Groupset
XT, Deore
Wheel size
27.5
Drivetrain
1 X 12
Chain
Shimano Slx M7100, 12...
Tires
Size: S, Bontrager Gun...
Brake type
Hydraulic Disc
RRP
3 999 € incl. taxes
Refurbished price
2 519 € incl. taxes
Likely trade-in value
About this bike
The Trek Top Fuel 8 Gen 4 2025 is a mountain bike in the trail segment. Built around an aluminium frame.
The 8 sources we monitor for this bike refresh daily — that is how 2BX keeps the catalog and resale benchmarks honest.
The Trek Top Fuel 8 Gen 4 carries an RRP of 3 999 €; the live observed price for a new unit averages 3 999 €, and refurbished offers cluster around 2 519 €.
All data is refreshed daily — keep reading to see how the Trek Top Fuel 8 Gen 4 performs against the rest of the market.
Bikes currently in the market or recently sold
| Retailer | Image | Link | Model | Year | Condition | Price | RRP | Discount | Status | Country | Last seen | First seen | Online for | Similarity | E-Bike | Groupset | Mileage | Size | Brake type | Frame material | Wheel size | Motor Torque | Battery capacity | Category |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
TOP FUEL 8 GEN 4 | 2026 | New | On sale | Spain | 2026-07-13 | 2026-04-20 | 84 | Similar match | No | Shimano XT | — | — | — | — | 27.5' | — | — | Mtb | |||||
|
TOP FUEL 8 GEN 4 | 2025 | New | On sale | France | 2026-07-13 | 2026-07-13 | 0 | ★ Perfect match | No | — | — | S | Freins à disquesHydraulique | Aluminium | 29 pouces | — | — | Mtb | |||||
|
TOP FUEL 8 GEN 4 | 2025 | New | On sale | Spain | 2026-07-13 | 2026-04-20 | 84 | Similar match | No | Shimano Deore XT | — | — | — | Aluminium | 27.5' | — | — | Mtb | |||||
|
TOP FUEL 8 GEN 4 | — | New | On sale | Italy | 2026-07-12 | 2026-07-12 | 0 | No | SRAM Eagle 70, T-Type | — | — | — | Aluminium | — | — | — | Mtb | ||||||
|
TOP FUEL 8 GEN 4 | — | New | On sale | Italy | 2026-07-12 | 2026-04-19 | 84 | Similar match | No | Shimano XT M8100, gabbia lunga | — | — | — | — | — | — | — | Mtb | |||||
|
TOP FUEL 8 GEN 4 | 2026 | New | On sale | Spain | 2026-07-12 | 2026-04-17 | 86 | Similar match | No | — | — | — | — | — | — | — | — | Mtb | |||||
|
TOP FUEL 8 GEN 4 | 2024 | New | On sale | France | 2026-07-10 | 2026-04-20 | 81 | Similar match | No | Shimano Deore M6120, plateau 30 dts, ligne de chaine de 55 mm, longueur de 170 mm | — | S / m / m-l / l / xl | — | Aluminium | — | — | — | Mtb | |||||
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|
TOP FUEL 8 GEN 4 | — | New | On sale | Switzerland | 2026-07-10 | 2026-05-18 | 53 | Similar match | No | Shimano XT M8100, langer Käfig | — | — | — | Aluminium | — | — | — | Mtb | |||||
|
TOP FUEL 8 GEN 4 | 2026 | New | On sale | Netherlands | 2026-07-10 | 2026-07-07 | 3 | No | Shimano SLX Shimano XT | — | — | Hydraulische schijfremmen | Aluminium | — | — | — | Mtb | ||||||
|
TOP FUEL 8 GEN 4 | 2026 | New | On sale | Switzerland | 2026-07-10 | 2026-05-11 | 60 | No | Shimano XT M8100 | — | S | — | Alloy | 29 | — | — | Mtb | ||||||
|
TOP FUEL 8 GEN 4 | 2026 | New | On sale | Spain | 2026-06-20 | 2026-04-20 | 61 | Similar match | No | Shimano XT M8100, caja larga | — | M | — | Aluminium | — | — | — | Mtb | |||||
|
TOP FUEL 8 GEN 4 | 2026 | New | On sale | France | 2026-04-07 | — | — | Similar match | No | — | — | S, m, m/l, l, xl | Frein à disque hydraulique | — | — | — | — | Mtb | |||||
|
|
TOP FUEL 8 GEN 4 | 2023 | Refurbished | On sale | France | 2026-04-07 | — | — | No | Shimano XT M8100 | — | — | — | — | 29 | — | — | Mtb | ||||||
|
|
TOP FUEL 8 GEN 4 | 2024 | New | On sale | France | 2026-03-16 | 2026-02-22 | 22 | Similar match | No | Shimano Deore M6120, plateau 30 dts, ligne de chaine de 55 mm, longueur de 170 mm | — | S / m / m-l / l / xl | — | Aluminium | — | — | — | Vtt Suspendu | |||||
|
|
TOP FUEL 8 GEN 4 | 2025 | Refurbished | On sale | France | 2026-03-16 | — | — | No | Shimano XT M8100 | — | — | — | — | 29 | — | — | Mtb | ||||||
|
|
TOP FUEL 8 GEN 4 | 2023 | Refurbished | On sale | France | 2026-03-16 | — | — | No | Shimano XT M8100 | — | — | — | — | 29 | — | — | Mtb | ||||||
|
TOP FUEL 8 GEN 4 | 2025 | New | On sale | Spain | 2026-03-16 | 2025-03-26 | 355 | Similar match | No | Shimano SLX M7100 , 10-51, 12 speeds | — | N | — | — | — | — | — | Mountain | |||||
|
— | TOP FUEL 8 GEN 4 | 2026 | New | Sold | France | 2026-07-11 | 2026-04-19 | 83 | Similar match | No | Shimano 12v | — | L | Frein à disque hydraulique | Aluminium | — | — | — | Mtb | ||||
|
— | TOP FUEL 8 GEN 4 | 2025 | Refurbished | Sold | Europe | 2026-07-10 | 2026-07-06 | 4 | Similar match | No | Shimano Deore XT | — | Md/lg | Disco | Aluminium | 27.5, 29 | — | — | Mtb | ||||
|
— | TOP FUEL 8 GEN 4 | 2025 | Refurbished | Sold | Europe | 2026-07-10 | 2026-06-15 | 25 | Similar match | No | Shimano Deore XT | — | Sm lo | Disco | Aluminium | 27.5, 29 | — | — | Mtb | ||||
|
|
— | TOP FUEL 8 GEN 4 | 2026 | New | Sold | Spain | 2026-02-09 | 2026-02-01 | 8 | Similar match | No | — | — | — | Shimano 4-piston hydraulic disc brakes, M6100 lever, M6120 brake caliper, Shimano RT66 brake disc, 6 bolts, 180 mm | — | — | — | — | Xc Marathon Bikes | ||||
|
|
— | TOP FUEL 8 GEN 4 | 2026 | New | Sold | France | 2026-02-02 | 2026-01-24 | 9 | Similar match | No | Shimano XT M8100, caja larga | — | — | — | Aluminium | — | — | — | Trail | ||||
|
|
— | TOP FUEL 8 GEN 4 | — | Refurbished | Sold | France | 2026-01-26 | 2026-01-18 | 8 | ★ Perfect match | No | Shimano Deore XT | — | — | — | Aluminium | — | — | — | Alltricks | ||||
|
|
— | TOP FUEL 8 GEN 4 | 2025 | Refurbished | Sold | France | 2026-01-19 | 2026-01-12 | 7 | Similar match | No | Shimano XT M8100 | — | — | — | Aluminium | 29 | — | — | Alltricks |
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Brand Market Footprint
Specifications
CategoryMountain
SubcategoryTrail
Year2025
FrameAlpha Platinum Aluminum, internal storage, tapered head tube,...
Frame materialAluminum
ForkFox Rhythm 34, Float EVOL air spring, GRIP damper, tapered ste...
SuspensionFull
Rear shockFox Performance Float DPS, 2-position damper, 185mm x 50mm
Components
Groupset
Drivetrain
Rear derailleur
Cassette
Chain
Crank
Bottom bracket
Brake type
Brakes
Handlebar
Stem
Grips
Saddle
Seatpost
Wheels & Tires
Wheel size
Rims
Tires