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2026 Silverback

S-Electro Superfast (Rainbow Pearl)

A carbon frame gravel e-bike with high-end components and hydraulic disc brakes.

Manufacturer Price

€4,999($5,790)
Weight28.0 lbs  
FrameCarbon
SuspensionRigid
ForkCarbon
Wheels700c Aluminum
Drivetrain1 × 11
GroupsetGRX 800
Motor250W 42Nm hub-drive
Battery250Wh
BrakesHydraulic Disc
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Insights
Ride Feel

Based on frame geometry and build specs.

Rider Position
relaxedaggressive
Terrain
smoothrugged
S-Electro Superfast (Rainbow Pearl)
Other Gravel bikes
Spec Level

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

Sizing
MD

5'2" – 5'7"

LG

5'5" – 6'1"

Rider Fit Notes

None yet.

Do you have this bike? Help other riders make a decision about which size will work for them by sharing your own size and fit notes.

Price History
Geometry
Specs
Build
Frame

Carbon Fibre Road & Gravel e-Bike frame. Aerodynamically optimized with integrated motor and Internal Battery. 700Cx40C compatible.

BB StandardBB86/BB92, Press Fit

Tire Clearance40c

ColorRainbow Pearl

Fork

700C Carbon Fork, M12x100mm, Full Internal Cable Routing in Steerer

Bottom Bracket

FSA PF30 to BB30, PF 30 BB386 EVO

Headset

Semi-Integrated

Stem

Surface Carbon with internal routing,31.8mm. Rise: 6.5°

Handlebar

Surface Carbon with internal routing, Dia: 31.8mm, Reach: 77mm, Drop: 128mm, Flare 16°

Saddle

Surface Race, Steel Rails

Seatpost

Surface Carbon, 42x29.3mm

TypeRigid

Pedals

Not Included

Grips

Surface Handlebar Wrap, Silicone, Plug with Expander Bolt

Groupset
Rear Derailleur

Shimano GRX 11-Speed Rear Derailleur

Front Derailleur

N/A

Crank

Shimano GRX 40T Chainring, Crank Length: 175mm

Shifters

Shimano GRX Hydraulic Brake and Shifter w/ Caliper

Cassette

Shimano GRX Cassette

Chain

Shimano CN-HG701-11 11-Speed Chain w/End Pin

Brakes

Included in Brakeset or Shifter

TypeHydraulic Disc

Wheels
Rims

Front: SURFACE, 700C, 21mm Internal Width and 30mm Deep, 28H Rear SURFACE, 700C, 21mm Internal Width and 30mm Deep, 32H

Front Hub

Front: Shimano RD470, 100 OLD for 12mm Thru-axle, 6 Bolt, 28H Rear: FSA System HM 1.0, 250Wh Hub Motor, 32H

Rear Hub

Front: Shimano RD470, 100 OLD for 12mm Thru-axle, 6 Bolt, 28H Rear: FSA System HM 1.0, 250Wh Hub Motor, 32H

Tires

Schwalbe G-One Allround, 700x35C,TLE

Disc Rotors

Shimano RT76 160mm, 6 bolt

Electric Components
Motor

FSA System HM 1.0 250W Rear Hub-Motor, 32km/h, Torque: 42Nm

Battery

FSA System HM 1.0 250Wh Battery, 7Ah Li-Ion, Weight: 1.5kg

Display

N/A

Charger

FSA System HM 1.0 Charger

Rider Notes
Riders Also Viewed

First added May 1

Last updated June 13