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2025 BESV

TRX-B 1.1

A 29″ aluminum frame hardtail trail e-bike with upper mid-range components.

Manufacturer Price

€4,499($5,235)
FrameAluminum
SuspensionHardtail, 120mm
ForkRockShox Recon Silver RL
Wheels29″ Aluminum
Drivetrain1 × 12
GroupsetXT, Deore
MotorBosch 85Nm hub-drive
Battery750Wh
BrakesShimano Deore Hydraulic Disc
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Insights
Ride Feel

Based on frame geometry and build specs.

Terrain
easyextreme
Handling
nimblestable
TRX-B 1.1
Other Trail bikes
Gearing

A bike with lower gearing will be easier to ride up steep hills, while a higher top end means it will pedal faster down hills.

Lowest gear

(climbing)

29 mph

TRX-B 1.1

26 mph

Similar Bikes

Highest gear

(descending)

Spec Level

Based on build material and quality level of the frame, fork, wheelset, groupset, suspension system, and more.

Sizing
SM

5'4" – 5'10"

MD

5'8" – 6'3"

LG

6'0" – 6'6"

Rider Fit Notes

None yet.

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Geometry
Specs
Build
Frame

Hard-tail BESV TRX-B Series smooth welded alloy frame, Bosch motor and internal battery compatible

BB Standard: Bosch, Press Fit

Color: Jade Green with Black Satin

Fork

Rock Shox Recon Silver RL, 32mm stanchions, Solo Air with Motion Control, 1 1/8"-1.5" tapered alloy steerer, travel 120mm, Maxle Stealth

Travel: 120mm

Spring Type: Air

Bottom Bracket

Bosch, integrated in motor

Headset

Acros, AZX-581, 1.5" headset, angular contact bearings, integrated cable routing

Stem

E-MTB 3D Forged alloy stem, 31.8mm clamp, for internal cable routing

Handlebar

E-MTB rizer bar, 6066 alloy, 4mm rise, sweep: 7° back, 31.8mm clamp

Saddle

Selle Italia S5 Superflow

Seatpost

Promax SP-726, 31.6mm diameter

Type: Rigid

Pedals

Wellgo, alloy body, ball bearings

Grips

E-MTB gel grips with padding and BESV clamp

Groupset
Rear Derailleur

Shimano Deore XT RD-M8100, 12 speed

Crank

Samox for Bosch, 34T chainring

Shifters

Shimano Deore SL-M6100, 12 speed

Cassette

Shimano Deore CS-M6100, 12 speed, 10-51T

Chain

KMC e12Turbo, with Quick-Link

Brakes

Shimano MT420/MT410, 4/2-piston hydraulic disc, with 203mm front and 180mm rear rotor

Type: Shimano Deore Hydraulic Disc

Brake Levers

Shimano MT4100, 2 finger lever

Wheels
Rims

Shimano HB-TC500-15-B front hub and FH-TC500-MS-B rear hub, Boost hubs spacing, WTB STi27 29" multichamber alloy rims 32H

Tires

29 x 2.6

Electric Components
Motor

Bosch Perf CX BES3/GEN4 (85Nm)

Battery

750WH

Display

Bosch Kiox with LED display and Bluetooth connectivity

Rider Notes
Riders Also Viewed

First added June 28

Last updated December 6

Not listed for 184 days