2025 Polygon
KALOSI ALTERA HIGH STEP

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

$1,499

Price History

Frame	Aluminum
Suspension	Hardtail
Fork	Suntour MOBIE
Wheels	650b Aluminum
Drivetrain	1 × 9
Groupset	CUES
Motor	Bafang 500W hub-drive
Brakes	Shimano 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 HIGH STEP

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.

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Sizing

5'2" – 5'8"

5'6" – 5'11"

Rider Fit Notes

None yet.

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Price History

Geometry

Specs

Build

Frame	aluminum
Fork	SR SUNTOUR MOBIE 32
Bottom Bracket	BAFANG SR PA21.32.ST FOR BB SHELL 68MM (TORQUE SENSOR)
Headset	TOKEN TK-1566ZM, ZS 56/28.6 \| ZS 56/40
Handlebar	HSIN LUNG MTB-AL200, W: 680mm, BB: 31.8mm, B: 6degree, R/D: 0mm
Saddle	SELLE ROYAL A059H, STEEL ø7mm
Seatpost	HSIN LUNG SP-C261, DxL: 30.9 x 350mm Type: Rigid
Pedals	ONE PIECE PP FLAT

Groupset

Rear Derailleur	SHIMANO CUES RD-U4000 9-SPEED
Crank	PROWHEEL EB01-PRO44A-S3 BK 44TX170MM
Shifters	SHIMANO CUES SL-U4010-R 9-SPEED TRIGGER
Cassette	SHIMANO CUES CS-LG300-9 9-SPEED 11-46T CASSETTE
Chain	KMC EGLIDE 9/10/11-SPEED
Brakes	SHIMANO BR-MT201 HYDRAULIC DISC Type: Shimano Hydraulic Disc
Brake Levers	SHIMANO BL-MT201

Wheels

Rims	F: ALLOY DOUBLE WALL H:19mm W: 23mm 584-23 32H FOR TYRE 584-54/71 / R: ALLOY DOUBLE WALL H:19mm W: 23mm 584-23 36H FOR TYRE 584-54/71
Spokes	F: 13G STAINLESS NDS:270mm DS:272mm W/ 13mm BRASS NIPPLE / R: 12G STAINLESS NDS:230mm DS:230mm W/ 13mm BRASS NIPPLE
Front Hub	ALLOY 15x100mm 32H 6B
Rear Hub	BAFANG DC MOTOR 48V 500W 6B
Tires	MAXXIS METROPASS 27.5"X2.4"
Disc Rotors	SHIMANO SM-RT26 180MM 6B

Electric Components

Motor	BAFANG REAR MOTOR DC MOTOR 48V 500W
Battery	GREENWAY ZZ618 48V15AH LG21700 3PIN M5.3.2

Rider Notes

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First added January 25

Last updated June 13

2025 PolygonKALOSI ALTERA​ HIGH STEP

2025 Polygon
KALOSI ALTERA HIGH STEP