Bicycle Archive · Specification report

2025 Polygon ZENITH ACTIVE-i3

Velopedia Archive ID 900001900

Overview

Model year	2025
Brand	Polygon
Model	ZENITH ACTIVE-i3
Bicycle type	Hybrid
Archive ID	900001900
Original MSRP	$709.00
Colors	Cream
Sizes	S; M

Frameset

Frame construction	AL6 Commuter Nexus
Fork	HI-TEN Steel Rigid Fork
Fork material	Steel

Drivetrain

Shifters	Shimano Nexus SL-3S41E
Crankset	Alloy Crank 44T, 170mm
Bottom bracket	Cartridge Bearing
Cassette	Shimano Nexus 18T
Chain	KMC Z-610RB
Pedals	VP Component, VP-191, Alloy

Brakes

Brakes	Tektro 837AL (F) Shimano Roller Brake BR-IM31R (R)

Cockpit & contact points

Headset	External Caged Bearing ID:34mm
Handlebar	Alloy, 610mm
Stem	Alloy, 100mm
Saddle	Selle Royal Ondina, Steel Rail
Seatpost	Alloy, 27.2X300mm

Wheels & tires

Wheels	Araya TX-633 Rims with Shimano Nexus-3 HUB
Front tire	26”X2.15”
Rear tire	26”X2.15”

Geometry · S

Seat tube	406 mm
Effective top tube	560 mm
Head tube	140 mm
Head-tube angle	69°
Seat-tube angle	70°
Actual seat-tube angle	70°
Chainstay / rear center	448 mm
Wheelbase	1051.1 mm
Bottom-bracket drop	37 mm
Bottom-bracket height	298 mm
Reach	364.8 mm
Stack	536 mm
Standover height	472 mm

Geometry · M

Seat tube	445 mm
Effective top tube	580 mm
Head tube	155 mm
Head-tube angle	69°
Seat-tube angle	70°
Actual seat-tube angle	70°
Chainstay / rear center	448 mm
Wheelbase	1071.1 mm
Bottom-bracket drop	37 mm
Bottom-bracket height	298 mm
Reach	379.7 mm
Stack	550 mm
Standover height	476 mm

Manufacturer-published archive data. Confirm exact standards and dimensions before ordering parts or performing service. Generated by Velopedia on September 14, 2026.