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Electric city bike Trek District+ 3 R9 540 LS dark star 540 Wh

Electric city bike Trek District+ 3 Lowstep CUES 9-speed black: Bosch 540 Wh for commuting, 24.30 kg in L

kr29,759.62 Incl. Tax

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Trek District+ 3 R9 540 Lowstep Dark Star: long-distance bike commuting

An intense, understated black, the Trek District+ 3 R9 540 Lowstep Dark Star is made for those with a long commute. Its 540 Wh battery powers a Bosch Active Line Plus motor, its 9-speed Shimano CUES derailleur lets you choose the right gear, and the mudguards, rack and kickstand are fitted as standard. Trek weight: 24.30 kg in L.

Technical specifications

FrameAlpha Platinum aluminium Lowstep (low step-over), removable integrated battery, cables integrated through the cockpit, 135x5 mm quick-release rear axle
MotorBosch Active Line Plus, Bosch smart system, 60 Nm (Trek figure); assistance cuts out at 25 km/h
BatteryBosch PowerTube 540 Wh, integrated into the down tube and removable
Controls / displayBosch Purion 200 on the handlebar
DrivetrainShimano CUES 1x9 Linkglide: U4000 derailleur, LG300 11-46 cassette, LG500 chain
ForkSR Suntour NEX-E25 coil spring, adjustable preload, 60 mm travel, 100 mm quick release
BrakesShimano MT200 hydraulic disc, Shimano RT10 centerlock 160 mm rotors
Wheels / tyresBontrager Kovee double-wall Tubeless Ready 23 mm rims, Shimano centerlock hubs / Bontrager Girona Comp 700x50 tyres with puncture protection and reflective strip
CockpitAlloy 630 mm handlebar, 25 mm rise; Bontrager alloy adjustable-angle stem, Blendr compatible, 70 or 110 mm depending on size; ergonomic grips
Saddle / seatpostBontrager Boulevard saddle, alloy suspension seatpost 31.6 mm, 300 mm
EquipmentSKS front and rear mudguards, MIK-compatible alloy rear rack, Pletscher Comp Flex 18 kickstand, city pedals
Weight24.30 kg in size L (Trek figure)

At a glance

✓ Bosch Active Line Plus✓ Removable PowerTube 540 Wh
✓ Shimano CUES 9-speed✓ Girona Comp 700x50 tyres
✓ SKS mudguards and kickstand✓ 24.30 kg in size L

Who is it for?

For the commuter who rides ten kilometres or more to get to work, between Béziers and the neighbouring towns. It will suit anyone who wants to replace the car during the week and keep an enjoyable bike for the weekend.

The LVR workshop view

Nine speeds and 540 Wh to get out of town. This District+ combines the range's mid-sized battery with the Shimano CUES derailleur drivetrain. The 50 mm Bontrager Girona Comp tyres, with a puncture-protection layer under the tread, roll well on tarmac and handle hard-packed tracks. The Active Line Plus motor provides progressive, jolt-free assistance, appreciated when riding in a group.

 E6 Hard-Case Lite tyreGirona Comp tyreWhat it means
Fitted toDistrict+ N5 B, N7, N7 BDistrict+ R9, R10Depending on the drivetrain chosen
Size700x50700x50Same air volume, same comfort
ProtectionHard-Case Lite casingPuncture-protection layer under the treadFewer stops for broken glass
VisibilityReflective sidewallsReflective stripVisible from the side at night

In short: the R9 540 is aimed at riders who alternate commuting with rides lasting several hours. It keeps the 11-46 gear range of the R9 360 and adds 180 Wh of reserve.

On a long commute, the derailleur lets you keep a constant cadence when the terrain changes, and the Active Line Plus motor gives you a hand without draining the 540 Wh battery. The system assists you up to 25 km/h, the legal speed for e-bikes; on the flat, you can go faster under your own steam.

The Girona Comp tyres with puncture protection reduce the risk of an unexpected stop on the way to the office, and their reflective strip makes you visible from the side when you ride home after dark in winter. The SKS mudguards keep your work clothes dry after a shower.

Which District+ should you choose?

ModelMotorBatteryDrivetrainWeight (L)
District+ 3 R9 360 LSBosch Active Line Plus360 WhCUES 9-speed derailleur26.40 kg
District+ 3 R9 540 LSBosch Active Line Plus540 WhCUES 9-speed derailleur24.30 kg
District+ 3 N7 540 LSBosch Active Line Plus540 WhNexus 7-speed hub, chain27.70 kg
District+ 4 R10 LSBosch Performance Line600 WhCUES 10-speed derailleur26.30 kg

Our take: for a long commute, the R9 540 offers the mid-sized battery and the lowest weight quoted by Trek (24.30 kg in L). If your route is very hilly, the R10 and its 75 Nm accelerate more briskly.

LVR sizing advice

Thanks to the low step-over, the top tube height hardly matters: go by your height. S for 147 to 155 cm, M for 155 to 173 cm, L for 170 to 185 cm, XL for 185 to 203 cm. If you're on the M / L borderline, try both in the shop: the 110 mm stem on the L stretches the position noticeably.

SizeSMLXL
Rider height (cm)147-155155-173170-185185-203
Inseam (cm)69-8877-9680-9986-105
Stem (mm)7070110110

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

Your questions

Can I go faster than 25 km/h?Yes, by pedalling, but without help from the motor beyond that.
Are the tyres puncture-resistant?The Girona Comp tyres have a puncture-protection layer under the tread.
Where can I put my things?In a pannier on the MIK-compatible rack.
Is the black visible?The reflective strips on the tyres improve side-on visibility.

The LVR Cycles verdict

The District+ for long daily commutes, with a 540 Wh battery and puncture-resistant tyres. Its understated black is perfect for professional use.

Pros
+ 540 Wh battery for bike commuting
+ Reflective puncture-resistant tyres
+ Mudguards for riding in the rain
Cons
- Chain needs greasing after rain
- Purion 200 without navigation

Why buy from LVR Cycles? As a Trek retailer in Béziers, we help you plan your commute, set up the bike and handle the Bosch updates.


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


TRK-5352130

Data sheet

Application
Electric urban
Year
2027
Material
Aluminum
Gender
Man - Unisex
Brake type
Disc
Groupset
Shimano
Mechanism
Cable
Motor
Bosch Active Line Plus
Battery
540Wh
Number of speeds
9 speeds
Promotion
Moins de 10%
Nouveauté
Oui

Specific References

ean13
197216424857
upc
197216424857


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