Polygon SISKIU D24 2025
2025 Youth
Estimate price |
949$
Weight | 13.8 kg 
Bike details
Overview
Key information split into simple groups.
Bike summary
-
-
Frame Aluminum -
Travel Front 120mm -
Travel Rear 120mm -
Fork Suntour RAIDON
-
Groupset microSHIFT R8 -
Suspension Full -
Drivetrain 1 × 8 -
Brakes Tektro Hydraulic Disc
Sizing
Recommended size guide.
All Size
127cm - 142cm
Parts list
Components
Main components, grouped by system.
Bike components
Frame
Frame
aluminum
Suspension Fork
SUNTOUR RAIDON 32 AIR 120MM TRAVEL
Rear Shock
SUNTOUR RAIDON R AIR, E2E: 190x45mm
Drivetrain
Rear Derailleur
MICROSHIFT RD-M5185M 8-SPEED
Shift Levers
MICROSHIFT SL-M7180-R 8-SPEED TRIGGER
Cassette
MICROSHIFT CS-H083 8-SPEED 12-42T
Crank
PROWHEEL C10Y 30T
Bottom Bracket
2PCS W/ CARTRIDGE SEALED BEARING & 126,5mm SQUARE AXLE
Chain
KMC X9
Pedals
ONE PIECE PP BODY
Wheels
Front Hub
F: SOLON DH909TF 15x100mm 32H 6B / R: SOLON DH909TR 12x142mm 32H 6B FOR CASSETTE SPROCKET
Rear Hub
F: SOLON DH909TF 15x100mm 32H 6B / R: SOLON DH909TR 12x142mm 32H 6B FOR CASSETTE SPROCKET
Rims
ALLOY DOUBLE WALL H:22mm W: 24mm 507-24 32H FOR TYRE 507-62
Spokes
F: 14G STAINLESS NDS:232mm DS:232mm W/ 12mm BRASS NIPPLE / R: 14G STAINLESS NDS:232mm DS:230mm W/ 12mm BRASS NIPPLE
Tires
VEE TIRE FLOW SNAP 24"x2.4 507-62
Brakes
Brakes
TEKTRO HYDRAULIC DISC BRAKE
Brake Levers
TEKTRO HD-J285
Cockpit
Stem
Entity Sport, Alloy, Length: 40mm, BB: 31.8mm
Handlebar
POLYGON SPORT, W: 640mm, BB: 31.8mm, R/D: 20mm, B: 6degree
Headset
ZERO STACK W/ SEALED BEARING, ZS 44/28.6 | ZS 56/30
Seat
Saddle
BLACK, STEEL ø7mm
Seatpost
POLYGON SPORT, DxL: 30.9 x 250mm
Fit data
Geometry
Numbers for sizing and ride feel.
| Size | All Size |
|---|---|
| Stack Reach Ratio | 1.526 mm |
| Bottom Bracket Height | 338 mm |
| Front Center | 628 mm |
| Rake | 41 mm |
| Stack | 534 mm |
| Reach | 350 mm |
| Top Tube Length | 493.1 mm |
| Seat Tube Angle | 75 ° |
| Seat Tube Length | 317 mm |
| Head Tube Angle | 66 ° |
| Head Tube Length | 90 mm |
| Chainstay Length | 425 mm |
| Wheelbase | 1053 mm |
| Bottom Bracket Drop | 10 mm |
| Standover Height | 633 mm |
| Front Travel | 120 mm |
| Wheels | 24" |
| Rider Min Height | 127 cm |
| Rider Max Height | 142 cm |