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2025 Polygon

Kalosi Altera

A 650b aluminum frame commuter e-bike with mid-range components and shimano hydraulic disc brakes.
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Manufacturer Price

$1,999
FrameAluminum
SuspensionHardtail, 75mm
ForkSuntour MOBIE
Wheels650b Aluminum
Drivetrain1 × 9
GroupsetCUES
MotorBafang 500W 55Nm hub-drive
Battery690Wh
BrakesShimano 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)

33 mph

Kalosi Altera

31 mph

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Highest gear

(descending)

Spec Level

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

Compare the full Kalosi model range

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Sizing
SM

4'11" – 5'4"

MD

5'2" – 5'8"

LG

5'6" – 5'11"

Rider Fit Notes

None yet.

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Geometry
Specs
Build
Frame

ALX e-City Commuting, Threaded BB 68mm, Integrated Downtube Battery, Internal Cable Routing

BB StandardBSA, 68mm, Threaded

Tire Clearance2.6"

Fork

SR Suntour Mobie 32, 75mm Travel, Coil Spring, Alloy Steerer, 15x100mm Thru-Axle

Travel75mm

Spring TypeCoil

Bottom Bracket

BSA, 68mm, threaded

Headset

S.H.I.S. ZS 56/28.6 | ZS 56/40

Stem

75mm Length, 31.8mm, Alloy

Handlebar

680mm Width, 31.8mm, Alloy

Saddle

Selle Royal A059H

Seatpost

30.9x350mm, Alloy

TypeRigid

Pedals

Included

Groupset
Rear Derailleur

Shimano CUES RD-U4000 9-Speed

Crank

44T

Shifters

Shimano CUES SL-U4010-R 9-Speed Trigger

Cassette

Shimano CUES CS-LG300-9, 11-46T, 9-Speed

Chain

KMC Eglide 9-Speed

Chain Guide

Single CG include Chainring

Brakes

Front: Shimano BR-MT201 Hydraulic Disc, Rear: Shimano BR-MT201 Hydraulic Disc

TypeShimano Hydraulic Disc

Wheels
Rims

Alloy Double Wall, 23mm Internal Width

Front Hub

Alloy, 15x100mm, 32H 6B

Rear Hub

Bafang DC Motor 48V 500W, 10x141mm, 36H 6B

Tires

Maxxis Metropass 27.5x2.4", Reflective Sidewalls, MaxxProtect

Disc Rotors

Shimano SM-RT26, 180mm, 6-Bolt

Electric Components
Motor

Bafang G020 48V 500W Motor, 55Nm Torque, Integrated Torque Sensor, 25km/h Speed Limit

Battery

GreenWay ZZ618, 690Wh, 48V 15AH, LG 21700 Cells

Display

Bafang DP C245.CAN, 1.9" TFT Screen, Bluetooth, Handlebar-mounted

Charger

Greenway MD310 54.6V/4A

Accessories
Fenders

Front & Rear

Stand

Included (direct mount to chain stays)

Rider Notes
Riders Also Viewed

First added August 31

Last updated March 7

Not listed for 92 days