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2025 Trenga

E-GLG 9.0

An aluminum frame gravel e-bike with high-end components and shimano grx 800 hydraulic disc brakes.
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Manufacturer Price

€4,299($5,002)
Weight37.5 lbs  
FrameAluminum
SuspensionFull, 50mm rear
ForkAluminum
Wheels700c Aluminum
Drivetrain1 × 12
GroupsetGRX 800
MotorBosch 250W 55Nm mid-drive
BatteryBosch 400Wh
BrakesShimano GRX 800 Hydraulic Disc
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Insights
Ride Feel

Based on frame geometry and build specs.

Rider Position
relaxedaggressive
Terrain
smoothrugged
E-GLG 9.0
Other Gravel 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)

33 mph

E-GLG 9.0

36 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

5'2" – 5'8"

MD

5'6" – 5'11"

LG

5'10" – 6'3"

XL

6'1" – 6'7"

🐐 Estimated

Rider Fit Notes

None yet.

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Geometry
Specs
Build
Frame

Aluminium 6061 TFW, motor mount: Bosch SX, cable routing: integrated, axle mount: thru axle 12x142 mm, brake: flat mount disc 160, tire clearance: 40 mm with fenders / 50 mm without, fender and rack eyelets

BB StandardBosch, Press Fit

Tire Clearance40c

Fork

Aluminium TDE 4.5, axle mount: 12x100 mm thru-axle, steerer tube: 1 1/8" to 1.5", disc brake mount: flat mount, lowrider eyelets, max. tire width: 45 mm with fenders/50 mm without

Bottom Bracket

Bosch, press-fit

Stem

FSA NS SMR integrated, length: depending on frame size, steerer clamp diameter: 28.6 mm, handlebar clamp diameter: 31.8 mm, angle: -6°, internally routed shift cables and brake lines

Handlebar

TRENGA, Width: depending on frame size, Handlebar clamp Ø: 31.8 mm, Reach: 80 mm, Drop: 127 mm

Saddle

Selle Italia X3 Boost, ultra-flat profile, low weight, surface made of easy-care microfiber

Seatpost

TRENGA rigid aluminum, diameter: 31.6 mm, length: 400 mm, clamping: 2-way, offset: 10 mm

TypeRigid

Pedals

TRENGA HPL Platform, non-slip tread for more safety, aluminum pedal body, reflectors

Groupset
Rear Derailleur

Shimano GRX RD-RX820, Shadow RD Plus design for optimal chain guidance, smooth, precise, and quiet shifting, adjustable chain stabilizer for different terrain, largest sprocket max. 42 teeth

Crank

FSA CK-762, crank length: 170 mm, material: forged 6061/T6 aluminum, finish: black anodized, Q-factor: 177 mm

Shifters

Shimano GRX ST-RX820, Dual Control with Servo Wave braking function, gravel-optimized ergonomics for more control, specifically for flared handlebars, non-slip surfaces, reach and pressure point adjustments

Cassette

Shimano CS-HG710-12, 12-speed HYPERGLIDE, gear ratio: 11-12-13-14-15-17-19-21-24-28-32-36

Chain

Shimano CN-M7100, 12-speed HYPERGLIDE+, SIL-TEC coating for longer durability

Brakes

Shimano GRX 820, hydraulic disc brake, powerful and finely adjustable thanks to Servo-Wave, reach and pressure point adjustment, front brake lever: BL-RX820, rear brake lever: ST-RX820 Dual-Control, brake calipers: BR-RX820 2-piston, brake pads: K05S-RX

TypeShimano GRX 800 Hydraulic Disc

Wheels
Rims

Ryde Zac 25, versatile and durable all-round rim, 32 holes, tubeless ready, ETRTO: 25-622

Spokes

Sapim Race, Material: Stainless steel, Diameter: 2.0 / 1.8 mm, Color: Black

Tires

Conti Terra Speed ProTec, size: 40-622, BLACK CHILI compound for excellent rolling resistance, grip and longer mileage, Pro Tection puncture protection, e-bike and tubeless ready

Electric Components
Motor

Bosch Performance Line SX, lightweight, compact, and minimalist, max. torque: 55 Nm, rated continuous power: 250 W, max. power at 70 rpm: 400 W, support increases with cadence - for sporty eGravel and eUrban rides

Battery

Bosch Compacttube 400, lightweight battery for sporty e-bikes, fully integrated into the frame, voltage: 36V, capacity 11.1 Ah, energy content: approx. 400 Wh, weight: approx. 2 kg

Remote

Bosch System Controller, compact control unit for sporty e-bikes, protected mounting in the top tube, easily readable LED display for charging status, effective two-button control, interface for software updates

Display

Bosch Kiox 300, 2-inch color display, navigation function, display configurable via Flow app, lock function - display as a key

Charger

Bosch 4A Charger, charging current (max.): 4 A, battery charging voltage: 36 V, dimensions: 200 x 90 x 53 mm, weight: approx. 700 grams including cable, charging time: 4.5 hours for PowerTube 500, approx. 4.9 hours for PowerTube 625, approx. 3.5 hours for PowerPack 400

Rider Notes
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First added October 4

Last updated December 20

Not listed for 160 days