The Trek Fuel EX 9.8 Eagle 90 Gen 7 2027 shares the same carbon frame and RockShox Lyrik Ultimate fork as the range-topping 9.9, specced instead with SRAM's mechanical Eagle 90 T-Type drivetrain.
WHO THIS BIKE SUITS
- You want the same premium RockShox Lyrik fork and full-carbon frame as the 9.9, without paying for wireless AXS shifting.
- You're happy with mechanical shifting and would rather put the budget into the frame and suspension.
- You want SRAM Maven Bronze brakes — the same four-piston platform as the pricier Maven Silver, tuned for a lower price point.
IF YOU'RE LOOKING FOR SOMETHING DIFFERENT
If you want wireless AXS shifting on this same frame and fork, the 9.9 X0 AXS is the version to look at.
If you'd rather have Shimano's shift feel, the XT or XT Di2 versions give you the same carbon frame with a Shimano drivetrain instead.
WHERE IT SITS IN THE RANGE
The Fuel EX 9.8 Eagle 90 sits alongside the XT and XT Di2 models — same carbon frame, same RockShox Lyrik Ultimate fork as the 9.9, with SRAM's mechanical Eagle 90 T-Type drivetrain keeping the price down.
Same tier, other Fuel platforms: Fuel LX 9.8 Eagle 90 — Fuel MX 9.8 Eagle 90
HOW IT RIDES
Suspension
RockShox Lyrik Ultimate fork with DebonAir+ and ButterCups — the same premium suspension platform found on the 9.9.
Drivetrain
SRAM Eagle 90 T-Type is a mechanical 12-speed groupset built on SRAM's newer T-Type standard — smooth shifting without the AXS price.
Brakes
SRAM Maven Bronze four-piston brakes give you strong stopping power on steep descents.
THE FINAL WORD
The Fuel EX 9.8 Eagle 90 is for riders who want the 9.9's frame and fork performance with mechanical shifting. Come in and we'll help you weigh it against the Shimano-equipped XT models 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: OCLV Mountain Carbon, 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: SRAM DUB MTB Wide, 73 mm, BSA threaded
Fork: RockShox Lyrik Ultimate, DebonAir+ w/ ButterCups, Charger 3.1 RC damper, tapered steerer, 44 mm offset, Boost110, 15 mm Maxle Stealth, 150 mm travel
Rear shock: RockShox Deluxe Ultimate RC2T, 205 mm x 60 mm
Rear derailleur: SRAM Eagle 90, T-Type
Crank: SRAM Eagle 90, DUB, 30T steel, T-Type, 55 mm chainline, 165-170 mm length
Cassette: SRAM Eagle XS-1275, T-Type, 10-52, 12-speed
Chain: SRAM GX Eagle, T-Type, 12-speed
Brakeset: SRAM Maven Bronze, 4-piston hydraulic disc
Front rotor: SRAM HS2, 6-bolt, 180 mm
Rear rotor: SRAM HS2, 6-bolt, 200 mm
Rims: Bontrager Line Comp 30, Tubeless-Ready, 28-hole, Presta valve
Front hub: Bontrager alloy, sealed bearing, 6-bolt, Boost110, 15 mm thru axle
Rear hub: Bontrager alloy, Rapid Drive 108 freehub, 6-bolt, Boost148, 12 mm thru axle, XD driver (SRAM)
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/XXL)
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.
