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Aluminium full-suspension mountain bike Trek Fuel LX 9 XT Di2 matte juniper/blue sage splatter 12-speed

Aluminium full-suspension mountain bike Trek Fuel LX 9 XT Di2 matte green: cable-free Di2, 160/170 mm, S to XL

€6,199.00 Incl. Tax

Color

Bleu et Vert

Size

Size charts

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Description
Product Details

Trek Fuel LX 9 XT Di2 Juniper: Shimano electronics for winter

No more housing clogged with mud: the Trek Fuel LX 9 XT Di2 Gen 7 moves to the wireless Shimano XT Di2 drivetrain, on an Alpha NEXT Platinum aluminium frame with a 170 mm Fox Factory 38 and a 160 mm DHX2. Trek does not publish the weight of this version; for reference, the Fuel LX 9 XT, identical frame, weighs 17.79 kg in a size M. The Matte Juniper/Blue Sage Splatter finish combines a matte juniper green with blue sage speckles.

Technical specifications

Frame	Alpha NEXT Platinum aluminium, in-frame storage, adjustable progression, interchangeable rocker and lower shock mount, ABP pivot, threaded BSA 73 bottom bracket, ISCG 05, down tube protection
Suspension	Fox Factory 38 Float EVOL fork, GRIP X2 damper, 170 mm / Fox DHX2 coil shock 205 x 65 mm, 160 mm
Drivetrain	Wireless Shimano XT Di2 1x12, M8250 long-cage derailleur, XT M8200 30T crankset (165 or 170 mm according to Trek data), XT M8200 10-51 cassette
Brakes	Shimano XT M8220 4-piston hydraulic, RT86 203 and 180 mm rotors
Wheels / tyres	Bontrager Line Comp 30 / Maxxis Assegai MAXXGRIP (front) and Minion DHR II MAXXTERRA (rear), 29 x 2.5, EXO+ casing, Tubeless Ready
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 post 150/170/200 mm depending on size, 34.9 mm
Weight	Weight not published by Trek for this version (for reference: Fuel LX 9 XT, identical alloy frame, 17.79 kg in a size M)

At a glance

✓ Electronic Shimano XT Di2	✓ Fox 38 Factory / DHX2 coil
✓ 160 / 170 mm travel	✓ 4-piston XT brakes, 203 mm rotor
✓ Dropper post up to 200 mm	✓ Reference: 17.79 kg (LX 9 XT, M)

Who is it for?

Made for the mountain biker who does not put the bike away in winter and rides in rain, mud and cold. It will appeal to riders who want a reliable drivetrain in all conditions without spending their time adjusting it.

The LVR workshop view

Alpha NEXT Platinum, the choice of toughness. The Fuel LX 9 XT Di2 shares its aluminium frame with the other Fuel LX 9 models: Trek's highest grade of mountain bike alloy, with progression adjustment and interchangeable kinematic parts. Pairing this frame with an electronic Di2 drivetrain is a bet on reliability: a frame that does not fear impacts, and a derailleur that stays in adjustment ride after ride.

	Alpha NEXT Platinum (Fuel LX 9)	OCLV Mountain (Fuel LX 9.8)	Alpha Platinum (Slash 8)
Level	Trek's best MTB aluminium, reserved for Gen 7 Fuels	Trek's mountain bike carbon	Aluminium from the range above
Construction	Alloy engineered for strength, highly adjustable frame	OCLV layup tuned for impact resistance	Tough alloy, simpler kinematics
Reference bike	Gen 7 alloy Fuel EX frameset: 4.95 kg (M)	Gen 7 carbon Fuel EX frameset: 3.31 kg (M)	Complete Slash 8: 16.68 kg (M)
What it means	Takes knocks, more affordable	About 1.6 kg less on the frameset	170 mm alloy enduro, less adjustable

Put simply: you get Shimano electronics without moving to carbon. Trek does not give the weight of this version; the mechanical Fuel LX 9 XT, on the same frame, weighs 17.79 kg in M.

In winter, the cable drivetrain is often the first casualty: mud gets into the housing and slows the derailleur. With Di2, there is no such problem: the shifter sends the command wirelessly and the derailleur shifts to the requested gear. All that is left is to clean the chain and cassette after each ride.

Cold slightly reduces battery life: remember to charge before a long winter ride. The Maxxis Assegai and Minion DHR II tyres offer good grip on greasy ground; a slightly lower pressure improves traction further.

Which Fuel should you choose?

Model	Frame	Drivetrain	Travel rear / front	Weight (M)
Fuel LX 9 XT	Alpha NEXT Platinum alloy	Mechanical Shimano XT	160 / 170 mm	17.79 kg
Fuel LX 9 XT Di2	Alpha NEXT Platinum alloy	Wireless Shimano XT Di2	160 / 170 mm	n/a (reference 17.79 kg)
Fuel LX 9.8 XT Di2	OCLV Mountain carbon	Wireless Shimano XT Di2	160 / 170 mm	15.97 kg
Slash 9.8 XT Di2	OCLV Mountain carbon	Wireless Shimano XT Di2	170 / 170 mm	16.63 kg

Our take: for winter, the LX 9 XT Di2 avoids the cable hassles of the mechanical LX 9 XT. The carbon LX 9.8 XT Di2 weighs 15.97 kg in M with the same drivetrain.

LVR sizing advice

From S to XL, this Fuel LX covers riders from 155 to 195 cm. Also consider the dropper post travel: 150 mm in S, 170 mm in M, 200 mm in L and XL.

Size	S	M	L	XL
Rider height (cm)	155-165	165-177	177-188	188-195
Inseam (cm)	74-78	79-83	84-89	89-91
Dropper post (mm)	150	170	200	200

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

Your questions

Riding in the rain?	Yes, the Di2 drivetrain is designed for all conditions.
Does cold affect the battery?	It slightly reduces battery life; charge before a long ride.
Bike weight?	Not published by Trek; for reference: 17.79 kg in M for the LX 9 XT.
Is the matte green vulnerable to mud?	No, a gentle rinse is enough to clean it.

The LVR Cycles verdict

An alloy Fuel LX that is reliable in every season, thanks to Shimano's wireless drivetrain. Its juniper green speckled with blue sage blends into winter woodland.

Pros
+ Drivetrain unaffected by mud
+ Tyres suited to greasy ground
+ Discreet matte green

Cons
- Battery sensitive to cold
- Weight not published

Why buy from LVR Cycles? In Béziers, we service your Fuel LX after winter: Di2 drivetrain, Fox suspension, bearings and brakes.

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-5353688

Data sheet