Polygon Siskiu T8 - 2026

EXCEED YOUR EXPECTATIONS

The ace: designed to excel on any terrain Steep uneven climbs, wet roots, rock gardens, drops, and tight switchbacks—there’s nothing like the adrenaline that surges through your veins on trails like these. Our Siskiu T8 with UDH Trail MTB is the ace for it all. With short chainstays, a slack head tube, and an optimized design that inherits the true DNA of a trail ace, it’s built to perform. Now equipped with a UDH mech hanger, it's compatible with T-Type drivetrains for seamless integration with modern shifting systems. Get ready to ride a bike whose DNA matches yours.

Specification

• Frameset Frameset

  ALX TRAIL 140mm TRAVEL

  Fork

  FOX 34 FLOAT RHYTHM 140mm TRAVEL

  Rear Shock

  FOX FLOAT P-S E2E: 210x55mm, HARDWARE: M8x25MM FOR BOTH SIDES

  Size

  S, M, L, XL

  Frame Color

  CHAMELEON GREEN/GREY

• Drivetrain Shifter

  SHIMANO SLX SL-M7100, 1x12-SPEED TRIGGER

  Crank

  SHIMANO FC-M6120-1 BOOST, 32T

  Cassette

  SHIMANO SLX CS-M7100-12, 10-51T MICROSPLINE

  Rear Derailleur

  SHIMANO SLX RD-M7100-SGS DIRECT ATTACH

  BB

  SHIMANO 2-PIECE CRANKSET BSA THREADED

  Chain

  KMC NEW X-12

  Pedal

  ALLOY FLAT PEDAL W/ REPLACEABLE PIN & REFLECTOR

• Cockpit Saddle

  LINC XTENT CR-MO ø 7mm

  Seatpost

  XFUSION MANIC LC 150mm (S, M) / 170mm (L, XL) TRAVEL, 30.9x429mm (S, M) / 473mm (L, XL)

  Handlebar

  POLYGON EXPERT, W: 780MM BB: 35MM R/D: 30MM

  Handlestem

  POLYGON EXPERT E: 35MM BB: 35MM R/D: 0

  Headset

  FSA NO.57E FOR TAPER H/T ZS 44/28.6 | ZS 56/40

• Wheel & Tire Wheel Set

  POLYGON MT6

  Wheel Size

  29"

  Tire

  MAXXIS DISSECTOR 29"x2.40"

  Rim

  584 / 622-29 32H FOR TYRE 584 / 622-54/76 W/ TUBELESS READY RIM TAPE

  Hub

  REAR HUB: SHIMANO HB-TC500-15-B THRU AXLE 15x110mm 32H CENTER-LOCK / REAR HUB: SHIMANO FH-TC500-MS-B THRU AXLE 12x148mm 32H CENTER-LOCK

  Spokes

  FRONT SPOKE: STAINLESS J-BEND 29" NDS:292 / DS:294 / REAR SPOKE: STAINLESS J-BEND 29" NDS:292 / DS:290

• Brake Brake Lever

  SHIMANO BL-M4100

  Brake Caliper

  SHIMANO BL-M4100

  Rotor

  SHIMANO SM-RT54, 180mm CENTER-LOCK