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2026 Centurion

E-Fire City R850

A 26″ / 700c aluminum frame commuter e-bike with mid-range components and tektro hydraulic disc brakes.

Weight52.9 lbs  
FrameAluminum
SuspensionHardtail, 63mm
ForkSuntour NEX
Wheels26″ / 700c Aluminum
Drivetrain1 × 10
GroupsetCUES
Motorhub-drive
BatteryBosch 500Wh
BrakesTektro Hydraulic Disc
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Insights
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)

30 mph

E-Fire City R850

31 mph

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Highest gear

(descending)

Sizing
XS

4'11" – 5'5"

SM

5'2" – 5'7"

MD

5'4" – 5'10"

LG

5'7" – 6'1"

🐐 Estimated

Rider Fit Notes

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Geometry
Specs
Build
Frame

E-Fire City R G2, Material: Aluminium, Steuerrohr: 1.5" tapered, Ausfallende: 10x135mm, Bremsaufnahme: Postmount 180mm, Rahmenkennung: 26": CBP031A, 28": ABP029A

Fork

SR SUNTOUR NEX-E25 NLO, Federweg: 63mm, 1-1/8" straight

Travel: 63mm

Spring Type: Coil

Stem

PROCRAFT Adjustable Pro, Winkel: -10-60°, Länge: 100 mm

Handlebar

PROCRAFT City Comp, Durchmesser: 31.8mm, Breite: 640mm, Backsweep 35°

Saddle

PROCRAFT City II

Seatpost

PROCRAFT Pro, Durchmesser: 27.2mm, Länge: 350mm

Type: Rigid

Pedals

VP VPE-891

Groupset
Rear Derailleur

SHIMANO CUES, RD-U6000, 1x10

Crank

CENTURION R Comp Gen3, mattschwarz, Länge: 170mm (XS, S), 175mm (M, L), TCK10

Shifters

SHIMANO CUES, RD-U6000, 1x10

Cassette

SHIMANO CS-LG400-10, 11-48T

Chain

SHIMANO CN-LG500, Linkglide

Chain Guide

CURANA FLY

Brakes

TEKTRO HD-T285, organic pad

Type: Tektro Hydraulic Disc

Brake Levers

TEKTRO HD-T285

Wheels
Rims

PROCRAFT MD23, IW 23mm, tubeless ready

Spokes

PROCRAFT stainless 2.0

Front Hub

SHIMANO HB-QC400 / SHIMANO FH-QC400, 9x100mm, 32H, 10x135mm, 32H

Rear Hub

SHIMANO HB-QC400 / SHIMANO FH-QC400, 9x100mm, 32H, 10x135mm, 32H

Tires

SCHWALBE Big Apple 26/28x2.0", Active Line mit Reflex

Electric Components
Motor

CENTURION Gen3 Drive Cover E-Fire City semi integrated frame MY17/MY18

Battery

BOSCH PowerPack 500Wh

Charger

BOSCH Standard Charger, 4 Ampere

Accessories
Lights

TRELOCK LS 611 Duo Flat

Fenders

CURANA C-Lite 55

Racks

CENTURION Racktime E-Trekking

Lock

ABUS 4650SL

Bell

PROCRAFT Megaping

Rider Notes
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First added March 21

Last updated June 20