The Trek Fuel EX 9 XT Di2 Gen 7 2027 brings Shimano's electronic Di2 shifting to the aluminium Fuel EX platform — precise, automatic gear changes without the cost of a carbon frame.
WHO THIS BIKE SUITS
- You want Di2's electronic shift precision without paying carbon-frame prices to get it.
- You're covering serious trail miles and want shifting that stays consistent ride after ride.
- You're happy with Fox Factory-level suspension on an aluminium frame.
IF YOU'RE LOOKING FOR SOMETHING DIFFERENT
If you'd rather have SRAM's wireless AXS system, the Fuel EX 9 X0 AXS is the aluminium equivalent.
If mechanical shifting suits you fine, the Fuel EX 9 XT gets you the same frame and suspension for less.
WHERE IT SITS IN THE RANGE
The Fuel EX 9 XT Di2 mirrors the carbon 9.8 XT Di2's specification — Fox Factory 36 fork and Shimano XT Di2 drivetrain — on Trek's Alpha NEXT Platinum aluminium frame instead.
Same tier, other Fuel platforms: Fuel LX 9 XT Di2 — Fuel MX 9 XT Di2
HOW IT RIDES
Suspension
Fox Factory 36 fork with GRIP X2 damper and a matched Fox rear shock — premium suspension performance on an aluminium frame.
Drivetrain
Shimano XT M8250 Di2 shifts electronically at the press of a button.
Brakes
Shimano XT M8220 four-piston brakes give strong, modulated stopping power.
THE FINAL WORD
The Fuel EX 9 XT Di2 is for riders who want electronic shifting without the carbon-frame cost. Come in and talk to us about how it compares to the mechanical XT and the SRAM AXS version at the same tier.
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 NEXT Platinum aluminium, internal storage, adjustable leverage rate, BSA 73, Boost148, 145 mm-160 mm adaptable travel
Headset: (not published by Trek at this spec tier)
Bottom bracket: Shimano BB-MT501 BSA
Fork: Fox Factory 36, Float EVOL air spring, GRIP X2 damper, 44 mm offset, Boost110, 15 mm Kabolt X axle, 150 mm travel
Rear shock: Fox Factory Float X, 205 mm x 60 mm
Rear derailleur: Shimano XT M8250, long cage
Crank: Shimano XT M8200, 30T, 55 mm chainline, 165-170 mm length
Cassette: Shimano XT M8200, 10-51, 12-speed
Chain: Shimano XT M8100, 12-speed
Brakeset: Shimano XT M8220, 4-piston hydraulic disc
Front rotor: Shimano RT86, 6-bolt, 180 mm
Rear rotor: Shimano RT86, 6-bolt, 203 mm
Rims: (genuinely unpublished by Trek at this spec tier; also checked independent Gen 7 reviews and retailer spec sheets specifically for this search — no confirmed source found for the plain "9" tier specifically, as distinct from 9.8/9.9 which are now confirmed)
Front hub: (genuinely unpublished by Trek at this spec tier; also checked independent Gen 7 reviews and retailer spec sheets specifically for this search — no confirmed source found for the plain "9" tier specifically, as distinct from 9.8/9.9 which are now confirmed)
Rear hub: (genuinely unpublished by Trek at this spec tier; also checked independent Gen 7 reviews and retailer spec sheets specifically for this search — no confirmed source found for the plain "9" tier specifically, as distinct from 9.8/9.9 which are now confirmed)
Front tyre: Maxxis Minion DHF, 3C MAXXGRIP, EXO+ casing, folding bead, 29x2.5"
Rear tyre (M/L/XL/XXL): Maxxis Minion DHR II, 3C MAXXTERRA, EXO+ casing, folding bead, 29x2.5"
Rear tyre (S only): Maxxis Minion DHR II, 3C MAXXTERRA, EXO+ casing, folding bead, 27.5x2.5" (size S only — mixed-wheel/"mullet" setup)
Handlebar: Race Face Turbine, alloy, 35 mm, 40 mm rise, 780 mm width
Stem: Bontrager Elite, 35 mm, 0-degree, 45 mm length
Grips: Trek Line Elite, lock-on
Saddle: Verse Short Comp, steel rails, 145 mm width
Seatpost: Bontrager Line Dropper, MaxFlow, internal routing, 34.9 mm — 150 mm travel (S), 170 mm travel (M), 200 mm travel (L/XL)
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.
