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Aluminium full-suspension mountain bike Trek Fuel EX 9 Shimano XT Di2 matte sedona red/pennyflake splatter 12-speed

Aluminium full-suspension mountain bike Trek Fuel EX 9 XT Di2 Sedona red: 260 g less than the XT, 16.88 kg

$6,209.83 Incl. Tax

~~$6,689.32~~ MSRP

Recommended supplier selling price in 2026

Color

Rouge et Orange

Size

Size charts

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Trek Fuel EX 9 XT Di2 Sedona Red: electronic or mechanical, the comparison

The Trek Fuel EX 9 XT Di2 Gen 7 shares its Alpha NEXT Platinum aluminium frame, Fox Factory suspension (150 mm front, 145 mm rear) and XT brakes with the Fuel EX 9 XT, but adopts the electronic Shimano XT Di2 drivetrain. The result: 16.88 kg in size M according to Trek, 260 g less than the mechanical version. Matte Sedona Red/Pennyflake Splatter is a matt terracotta red with copper flakes.

Technical specifications

Frame	Alpha NEXT Platinum aluminium, adjustable progression, interchangeable rocker and shock mount, internal storage, threaded BSA 73, ISCG 05
Suspension	Fox Factory 36 Float EVOL GRIP X2 150 mm fork / Fox Factory Float X 205x60 mm shock, 145 mm
Drivetrain	Electronic Shimano XT Di2 1x12, long-cage M8250 derailleur, XT M8200 30T chainset, 10-51 cassette
Brakes	Shimano XT M8220 4-piston hydraulic, RT86 203 mm (front) and 180 mm (rear) rotors
Wheels / tyres	Bontrager Line Comp 30 Tubeless Ready / Maxxis Minion DHF MaxxGrip / DHR II MaxxTerra 29x2.5 3C EXO+
Cockpit	Race Face Turbine alloy 35 mm handlebar, 40 mm rise, Bontrager Elite 45 mm stem
Saddle / seatpost	Verse Short Comp 145 mm / Bontrager Line Dropper 170 (M) or 200 mm (L)
Weight	16.88 kg in size M (Trek figure, with tubeless sealant, no inner tubes)

At a glance

✓ Electronic Shimano XT Di2	✓ Fox Factory 36 GRIP X2 and Float X
✓ 10-51 cassette, 30T chainring	✓ 4-piston XT M8220 brakes
✓ Alpha NEXT Platinum frame	✓ 16.88 kg in size M

Who is it for?

Torn between mechanical XT and XT Di2 and wondering whether electronics are worth the investment? This Fuel is for you, especially if you ride often and are tired of hesitant shifts.

The LVR workshop view

Alpha aluminium, Trek's expertise. The Fuel EX 9 XT Di2 pairs Shimano's electronic groupset with Trek's most advanced aluminium, Alpha NEXT Platinum, the top tier above Alpha Platinum and Alpha Silver. The frame retains all the Gen 7 options: adjustable progression, geometry changes via interchangeable parts, a down tube storage hatch, a ZS headset and an easy-to-maintain threaded BSA bottom bracket.

	Alpha Silver	Alpha NEXT Platinum	OCLV Mountain
Level	Trek's entry-level alloy	The most refined of the Alpha alloys	Trek's mountain bike carbon
Construction	Alpha aluminium, hardtail frame	Alpha aluminium, adjustable Fuel platform	OCLV process tuned for impacts
Reference bike	Marlin 4 to 7	Fuel EX 5, 8 and 9	Fuel EX 9.8 and 9.9
What it means	Simple and affordable, no rear suspension	4.95 kg frameset in M, tough and more affordable	3.31 kg frameset in M, 1.64 kg less

In short: the Di2 version weighs 16.88 kg in M, 260 g less than the mechanical Fuel EX 9 XT, with identical suspension and brakes. The aluminium frame remains 1.64 kg heavier than the carbon kit, but it gives you electronics without moving to carbon.

Compared with mechanical XT, Di2 brings consistent precision: every shift is identical, however dirty or worn the housing. On the other hand, you have to remember to charge it and visit the workshop for diagnostics if there is an electronic issue.

The 260 g saving is barely noticeable on the trail, but the consistency of shifting is obvious from your first technical ride. We help you get to grips with it and adapt the shifter configuration to your riding style.

Which Fuel should you choose?

Model	Frame	Fork / rear	Drivetrain	Weight (M)
Fuel EX 9 XT	Alpha NEXT Platinum alloy	Fox Factory 36, 150 / 145 mm	Shimano XT 1x12	17.14 kg
Fuel EX 9 XT Di2	Alpha NEXT Platinum alloy	Fox Factory 36, 150 / 145 mm	Shimano XT Di2 1x12	16.88 kg
Fuel EX 9 X0 AXS	Alpha NEXT Platinum alloy	RockShox Lyrik Ultimate, 150 / 145 mm	SRAM X0 AXS T-Type 1x12	not disclosed
Fuel EX 9.8 XT	OCLV Mountain carbon	Fox Factory 36, 150 / 145 mm	Shimano XT 1x12	15.28 kg

Our take: with identical Fox Factory suspension, the mechanical Fuel EX 9 XT weighs 17.14 kg in M. For SRAM wireless, the Fuel EX 9 X0 AXS comes with RockShox Ultimate suspension.

LVR sizing advice

If you are between two sizes, go for the smaller if your trails are slow and technical, the larger if you prioritise speed and stability. Post travel follows frame size; the S gets a 27.5-inch rear wheel to keep clearance.

Size	M	L
Rider height (cm)	165-177	177-188
Inseam (cm)	79-83	84-89
Dropper post (mm)	170	200
Wheels front / rear (in)	29 / 29	29 / 29

Source: Trek size guide. Bike fitting available in our Béziers shop.

Your questions

Is Di2 worth the investment?	If you ride often and want consistently precise shifting, yes.
Is it reliable?	Yes, Di2 is proven; a workshop diagnostic sorts out the rare issues.
Which sizes for this red?	M and L in the Trek data.
Is the Sedona red delicate?	Matt and flecked, it cleans up with mild soap.

The LVR Cycles verdict

The Fuel EX 9 XT Di2 makes sense for anyone who wants consistently precise shifting, with 260 g less than the mechanical version. The Sedona red with copper flakes gives it a warm look.

Pros
+ Consistent shifting
+ 260 g lighter than mechanical XT
+ Original terracotta red

Cons
- Charging to plan for
- Workshop diagnostics if there is an issue

Why buy from LVR Cycles? At LVR Cycles in Béziers, we help you choose between XT and XT Di2, configure the drivetrain and set up the Fox suspension.

Please note that the specifications may be changed without prior notice by the manufacturer, based on the availability of components and other factors.

Reference TRK-5340534

Data sheet