Trek

Fuel Ex 7

2026Mountain - Trail
Fuel Ex 7 Data
Suspension
Fully, Full Suspension
Travel
Front: 140mm, Rear: 130mm
Gears
12
Weight
15.05 kg
Sizes
S, M, L, Xl, Xs, Ml, 2Xl
Colors
Matte Dnister Black/Axinite Flip, Trek Black/Purple Lotus

Components

Complete component specification list for this variant.

Drivetrain

Rear Derailleur
SRAM NX EAGLE
Back Derailleur
Gears
12
Chain
SRAM NX Eagle
Chain
Gears
12
Bottom Bracket
SRAM DUB
Bottom bracket
Standard
PressFit
Chainring
SRAM NX Eagle
Front Chainring
Ring 1
30 Teeth
Cassette
SRAM PG-30 Eagle
Cassette
Number of sprockets
12
Range
11-50
Crank
SRAM NX Eagle
Crank
Length
170
Rear Shifter
SRAM NX Eagle

Seat

Saddle
Bontrager Arvada
Saddle
Seatpost
TranzX JD-YSP8
Seatpost
Length
361 mm
Diameter
31.6 mm
Dropper post
1
Travel
100 mm
Seatpost Clamp
Bolt-on Bolt-on
Seatpost Clamp

Cockpit

Grips
Bontrager XR Trail Comp
Grips
Stem
Bontrager Rhythm Comp
Stem
Length
50 mm
Clamping diameter
31.8 mm
Handlebar
Bontrager alloy
Handlebar
Width
750 mm
Rise
15 mm
Clamping diameter
31.8 mm
Material
Alloy

Wheels

Front
Front Tire
Bontrager XR4 Team Issue (27.5'', 2.60'')
Front Tire
Size
27.5''
Width
2.60''
Front Wheel
Bontrager Line Comp 30
Rear
Rear Tire
Bontrager XR4 Team Issue (27.5'', 2.60'')
Back Tire
Size
27.5''
Width
2.60''
Rear Wheel
Bontrager Line Comp 30

Brakes

Front
Front Brake
Shimano MT400 caliper, MT401 lever
Front Brake
Front Disc
Shimano RT56
Front Disc
Diameter
180 mm
Rear
Rear Brake
Shimano MT400 caliper, MT401 lever
Back Brake
Rear Disc
Shimano RT56
Back Disc
Diameter
180 mm

Frame

Rear Shock
Performance Fox Float EVOL, 3-position DPS damper
Rear Shock
Travel
130 mm
Fork
RockShox 35 Gold, DebonAir spring
Fork
Travel
140 mm
Front Axle Dimension
15x110 mm
Offset
44 mm
Frame
Alpha Platinum Aluminum

Comparison

Compare specifications and components across all variants of this model. Toggle years to customize your comparison.

Model Year:
Current
Fuel Ex 7
2026
Fuel Ex C Gen 6 Frame Set
2026
Fuel Ex C Gen 6 Runkosarja
2026
Specifications
SuspensionFully, Full SuspensionFullyFully
TravelFront: 140mm, Rear: 130mmRear: 140mmRear: 140mm
Gears12
Weight15.05 kg3.4 kg3.4 kg
SizesS, M, L, Xl, Xs, Ml, 2XlS, M, L, Xl, Xs, MlS, M, L, Xl, Xs, Ml
ColorsMatte Dnister Black/Axinite Flip, Trek Black/Purple LotusDeep Smoke, Mulsanne BlueDeep Smoke, Mulsanne Blue
MSRPUSD 3499.97USD 3499.97
FrameCarbonOCLV Mountain Carbon
Drivetrain
Back Derailleur
SRAM NX EAGLE
Chain
SRAM NX Eagle
Bottom bracket
SRAM DUB
BSA BSA 73
BSA BSA 73
Front Chainring
SRAM NX Eagle
Cassette
SRAM PG-30 Eagle
Crank
SRAM NX Eagle
Back Shifter
SRAM NX Eagle
Seat
Saddle
Bontrager Arvada
Seatpost
TranzX JD-YSP8
Seat mm tube
Seatpost Clamp
Bolt-on Bolt-on
Cockpit
Grips
Bontrager XR Trail Comp
Stem
Bontrager Rhythm Comp
Handlebar
Bontrager alloy
Wheels
Front Tire
Bontrager XR4 Team Issue (27.5'', 2.60'')
Back Tire
Bontrager XR4 Team Issue (27.5'', 2.60'')
Front Wheel
Bontrager Line Comp 30
Back Wheel
Bontrager Line Comp 30
Brakes
Front Brake
Shimano MT400 caliper, MT401 lever
Back Brake
Shimano MT400 caliper, MT401 lever
Front Disc
Shimano RT56
Back Disc
Shimano RT56
Frame
Rear Shock
Performance Fox Float EVOL, 3-position DPS damper
FACT Fox ory Float X, 2-position damper, 185mm x 55mm
FACT Fox ory Float X, 2-position damper, 185mm x 55mm
Fork
RockShox 35 Gold, DebonAir spring
Frame
Alpha Platinum Aluminum
Adjustable OCLV Mountain , internal storage, angle-adjust headset, Mino Link geometry, leverage rate, guided internal routing, magnesium rocker link, 34.9mm seat tube, ISCG 05, 55mm chainline, BSA 73, downtube guard, shuttle guard, ABP, UDH, , 140mm travel
Adjustable , internal storage, angle-adjust headset, Mino Link geometry, leverage rate, guided internal routing, magnesium rocker link, 34.9mm seat tube, ISCG 05, 55mm chainline, BSA 73, downtube guard, shuttle guard, ABP, UDH, , 140mm travel

Replacement Parts

Find compatible wear items and replacement parts for your bike. Components are organized by category to help you maintain and upgrade your ride.

Drivetrain

Maintain optimal power transfer with the correct drivetrain components for your Fuel Ex 7. We recommend adhering to manufacturer standards for best shifting performance, though compatible third-party options exist for upgrades or budget repairs.

No resources available yet

Back Derailleur
Back Derailleur
Recommended OEM Spec:
SRAM NX EAGLE
Chain
Chain
Recommended OEM Spec:
SRAM NX Eagle
Bottom bracket
Bottom bracket
Recommended OEM Spec:
SRAM DUB
Front Chainring
Front Chainring
Recommended OEM Spec:
SRAM NX Eagle
Cassette
Cassette
Recommended OEM Spec:
SRAM PG-30 Eagle

Brakes

Ensure safe stopping power with the right brake components for your Fuel Ex 7. OEM parts guarantee compatibility, while aftermarket alternatives can offer performance upgrades or cost savings.

No resources available yet

Front Brake
Front Brake
Recommended OEM Spec:
Shimano MT400 caliper, MT401 lever
Back Brake
Back Brake
Recommended OEM Spec:
Shimano MT400 caliper, MT401 lever
Front Disc
Front Disc
Recommended OEM Spec:
Shimano RT56
Back Disc
Back Disc
Recommended OEM Spec:
Shimano RT56

Tires & Tubes

Keep your Fuel Ex 7 rolling smoothly with properly matched tires and tubes. The recommended specs ensure optimal grip, puncture protection, and ride quality for your specific setup.

No resources available yet

Front Tire
Front Tire
Recommended OEM Spec:
Bontrager XR4 Team Issue (27.5'', 2.60'')
Back Tire
Back Tire
Recommended OEM Spec:
Bontrager XR4 Team Issue (27.5'', 2.60'')

Suspension & Bearings

Maintain your Fuel Ex 7's suspension performance with the correct bearings and service parts. Regular maintenance ensures consistent handling and extends component life.

No resources available yet

Rear Shock
Rear Shock
Recommended OEM Spec:
Performance Fox Float EVOL, 3-position DPS damper
Fork
Fork
Recommended OEM Spec:
RockShox 35 Gold, DebonAir spring

Cockpit

Customize your Fuel Ex 7's cockpit with compatible handlebars, stems, and grips. These contact points affect comfort, control, and overall riding experience.

No resources available yet

Saddle
Saddle
Recommended OEM Spec:
Bontrager Arvada
Seatpost
Seatpost
Recommended OEM Spec:
TranzX JD-YSP8
Seatpost Clamp
Seatpost Clamp
Recommended OEM Spec:
Bolt-on Bolt-on
Grips
Grips
Recommended OEM Spec:
Bontrager XR Trail Comp
Stem
Stem
Recommended OEM Spec:
Bontrager Rhythm Comp
Handlebar
Handlebar
Recommended OEM Spec:
Bontrager alloy

Wear Items

Replace high-wear items on your Fuel Ex 7 regularly to maintain performance and safety. These components see frequent use and benefit from periodic replacement.

No resources available yet

Saddle
Saddle
Recommended OEM Spec:
Bontrager Arvada
Grips
Grips
Recommended OEM Spec:
Bontrager XR Trail Comp

Accessories

Compatible accessories matched to your bike's specifications. Find the perfect upgrades and add-ons.

No compatible accessories found

Accessories are matched based on bike specifications

Geometry

Frame geometry specifications by size. Compare reach, stack, and other key measurements across available frame sizes.

MeasurementLMSXLXSMLXXL
Reach470mm440mm415mm495mm395mm455mm515mm
Stack613mm609mm609mm627mm563mm613mm645mm
Stack-to-Reach Ratio
Top Tube Length
Head Tube Angle66°66°66°66°66°66°66°
Seat Tube Angle (Effective)75°75°75°75°75°75°75°
Head Tube Length105mm100mm100mm120mm90mm105mm140mm
Seat Tube Length450mm420mm395mm500mm356mm435mm540mm
Chainstay Length437mm437mm437mm437mm437mm437mm437mm
Wheelbase1211mm1179mm1154mm1242mm1120mm1196mm1270mm
BB Drop34mm34mm34mm34mm21mm34mm34mm
Standover Height750mm742mm711mm762mm695mm745mm800mm
Front Center