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The Fuel EX 8 is a confident and versatile trail bike built to get after it. It comes ready to rip with an Alpha NEXT Platinum frame, Fox performance suspension package with 145 mm/150 mm travel (rear, front), alloy Bontrager Line wheels and a SRAM Eagle 70 transmission that keeps shifts smooth, even under load. It's topped off with 4-piston SRAM DB 8 hydraulic disc brakes to keep you stopping on a penny.

The Fuel EX 8 is a confident and versatile trail bike built to get after it. It comes ready to rip with an Alpha NEXT Platinum frame, Fox performance suspension package with 145 mm/150 mm travel (rear, front), alloy Bontrager Line wheels and a SRAM Eagle 70 transmission that keeps shifts smooth, even under load. It's topped off with 4-piston SRAM DB 8 hydraulic disc brakes to keep you stopping on a penny.

Trek

Ex-Demo Trek Fuel EX 8 FURY RED/ DARK CARMINE Large

£2,399.00 £3,200.00 25% off
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Pre-Order

With Pre-Order, you can purchase the latest items added to our store in advance of them arriving with us.

Your Pre-Order is prioritised (at no additional charge); meaning that as soon as the product arrives with us, we can wrap it straight back up; ready for collection via Click & Collect or despatch to you — it often never even hits the stock room shelves!

Pre-Launch

With Pre-Launch, the date when we expect to receive the product ourselves is still a little too hazy to be confident in accepting Pre-Orders.

So, instead, you can submit your email address against the item you are interested in and we will email you as soon as stock arrives on the system.

Estimated Delivery & Collection Dates

Estimated Delivery & Collection Dates are given on Pre-Order and Pre-Launch products. They are for indication purposes only and can change at any time without notice.

The dates we provide are based on indications given by our suppliers. Whenever we get updated information from our suppliers we will endeavour to update the Estimated Delivery & Collection Dates provided on product pages.

We estimate this will be ready for despatch to you or collection via Click & Collect on Undetermined

Ex-Demo Trek Fuel EX 8 FURY RED/ DARK CARMINE Large

Season:2026

Brand:Trek

Code:5335747D

**This ex-demo bike has been used and well cared for. Please call our Otley store directly on 01943 462773 if you would like more information**

Adapt, rip, repeat

Only you can define your perfect trail bike – that's why Fuel is available in three adjustability-packed configurations. Get do-it-all capability with EX, go pop-happy with MX or charge through it all with LX.

Adjustable leverage rate

Want more bottom-out resistance without giving up small-bump sensitivity? Flip the chip in the lower shock mount for a more progressive leverage rate.

Zero stack integrated headset

With a ZS standard headset, you've got loads of options for aftermarket upgrades, including angle adjust or anodised colours.

Storage and accessory mounts

Stash ride essentials with in-frame storage on all Fuel models – both carbon and alloy. Plus, top tube accessory mounts let you load up even more.

Fresh frame design

The Fuel's new frame gives you loads of room for long dropper posts, bigger shocks, frame bags and more.

Active Braking Pivot

Active Braking Pivot allows our engineers to tune how the suspension reacts to acceleration and braking forces independently. That means you get more confident control when you need it most.

Technical Information
Frame
Alpha NEXT Platinum aluminium, internal storage, ZS headset, adjustable leverage rate, guided internal routing, interchangeable alloy rocker link, interchangeable lower shock mount, downtube guard, shuttle guard, BSA 73, ISCG 05, ABP, UDH, Boost148, adaptable travel 145 mm-160 mm
Fork
Fox Rhythm 36, Float EVOL air spring, GRIP damper, tapered steerer, 44 mm offset, Boost110, 15 mm Kabolt X axle, 150 mm travel
Shock
Fox Performance Float X, 2-position damper, 205 mm x 60 mm

Hub front
Bontrager alloy, sealed bearing, alloy axle, 6-bolt, Boost110, 15 mm thru axle
Hub rear
Bontrager alloy, sealed bearing, 6-bolt, Rapid Drive 108, Shimano freehub, Boost148, 12mm thru axle
Skewer rear
Bontrager Switch thru-axle, removable lever
Rim
Bontrager Line TLR 30, Tubeless-Ready, 28-hole, Presta valve
Spokes
14 g stainless steel, black
*Tyre
Size:S
Bontrager Brevard Pro XR, Tubeless Ready, dual compound, aramid bead, 60 tpi, 27.5x2.50"
Size:S, M, L, XL
Bontrager Brevard Pro XR, Tubeless Ready, dual compound, aramid bead, 60 tpi, 29x2.50"
Rim strip
Bontrager TLR
Max tyre size
Frame: 29x2.50", Fork: See manufacturer

Shifter
SRAM Eagle 70, 12-speed
Rear derailleur
SRAM Eagle 70, T-Type
Crank
SRAM Eagle 70, DUB, 30T steel, T-Type, 55 mm chainline, 170 mm length
Bottom bracket
SRAM DUB MTB Wide, 73 m, BSA threaded
Cassette
SRAM Eagle XS-1270, T-Type,10-52, 12-speed
Chain
SRAM Eagle 70, T-Type, 12-speed
Max. chainring size
Max: 34T (oval – 32T) Min: 30T (oval – 32T)

Saddle
Bontrager Verse P3, chromoly rails
*Seatpost
Size:L, XL
Bontrager Line Dropper, 200 mm travel, MaxFlow, internal routing, 34.9 mm, 515 mm length
Handlebar
Race Face Turbine, alloy, 35 mm, 40 mm rise, 780 mm width
Grips
Trek Line Comp, nylon lock-on
Stem
Bontrager Elite, 35 mm, 0-degree, 45 mm length
Head set
FSA Orbit, sealed cartridge bearing, 1-1/8'' top, 1.5'' bottom, 1.5 crown
Brake
SRAM DB 8 4-piston hydraulic disc
*Brake rotor
Size:S, M, L, XL
SRAM CentreLine, 6-bolt, round-edge, 200 mm
Size:S, M, L, XL
SRAM CenterLine 2.0, 6-bolt, 200 mm
Size:S, M, L, XL
SRAM CenterLine 2.0, 6-bolt, 180 mm
Rotor size
Max brake rotor sizes – Frame: 203 mm, min 180 mm, Fork: see fork manufacturer
Sizing Information

Road & Gravel

SizeRider HeightInseam
49156 - 163 cm
(5'1" - 5'4")
74 - 77 cm
(29" - 30")
52163 - 168 cm
(5'4" - 5'6")
76 - 79 cm
(30" - 31")
54168 - 174 cm
(5'6" - 5'9")
78 - 82 cm
(31" - 32")
56174 - 180 cm
(5'9" - 5'11")
81 - 85 cm
(32" - 33")
58180 - 185 cm
(5'11" - 6'1")
84 - 87 cm
(33" - 34")
61185 - 191 cm
(6'1" - 6'3")
86 - 90 cm
(34" - 35")


Mountain & City

SizeRider HeightInseam
XS145 - 155 cm69 - 73 cm
S155 - 165 cm74 - 78 cm
M165 - 176 cm79 - 83 cm
M/L173 - 180 cm81 - 86 cm
L177 - 188 cm84 - 89 cm
XL188 - 195 cm89 - 91 cm

Please note that this is a general guide, and the best way to determine the correct size for a specific model is to consult Trek's website for that particular model. Additionally, factors such as inseam length, riding style, and personal preference may also affect the ideal size for a given rider.

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