Bicycle Archive · Specification report

2026 Polygon Siskiu D24

Velopedia Archive ID 900001802

Overview

Model year	2026
Brand	Polygon
Model	SISKIU D24
Bicycle type	Youth
Archive ID	900001802
Original MSRP	$999.00
Colors	Cream
Sizes	ALL SIZE

Frameset

Frame construction	ALX Junior
Frame material	Aluminum
Fork	RST Aerial Air 120mm Travel
Rear shock	Suntour RS25 Raidon R Air, E2E: 190x45mm

Drivetrain

Shifters	Microshift SL-M6280, 1X8 Speed Trigger
Rear derailleur	Microshift RD-M5185M
Crankset	Prowheel C10Y, 30T
Bottom bracket	2PCS W/ Cartridge Sealed Bearing & 127,5mm Square Axle
Cassette	Microshift CS-H083, 12-42T
Chain	KMC X9
Pedals	One Piece PP Body

Brakes

Brakes	TEKTRO HYDRAULIC DISC BRAKE; Levers: TEKTRO HD-J3120; Rotors: TEKTRO TR160, 160mm

Cockpit & contact points

Headset	Zero Stack W/ Sealed Bearing, ZS 44/28.6 \| ZS 56/30
Handlebar	POLYGON SPORT, W: 640mm, BB: 31.8mm, R/D: 20mm, B: 6degree
Stem	POLYGON SPORT, EXT: 40mm, BB: 31.8mm, R/D: 7degree
Saddle	Black, Steel Ø7mm
Seatpost	Polygon Sport, DXL: 30.9 X 250mm

Wheels & tires

Hubs	F: Solon DH909TF 15x100mm 32H 6B, R: Solon DH909TR 12x142mm 32H 6B for Cassette Sprocket
Wheels	Polygon MT6
Rims	Alloy Double Wall H: 19.2mm W: 23.3mm 507-24 32H
Front tire	Deli Versatile SA-299 24x2.4" 622x61 Tubeless Ready
Rear tire	Deli Versatile SA-299 24x2.4" 622x61 Tubeless Ready

Geometry · All Size

Seat tube	317 mm
Effective top tube	493.1 mm
Head tube	90 mm
Head-tube angle	66°
Seat-tube angle	75°
Actual seat-tube angle	73.5°
Chainstay / rear center	425 mm
Wheelbase	1053 mm
Bottom-bracket drop	10 mm
Bottom-bracket height	338 mm
Reach	350 mm
Stack	534 mm
Standover height	633 mm

Manufacturer-published archive data. Confirm exact standards and dimensions before ordering parts or performing service. Generated by Velopedia on September 13, 2026.