Polygon Collosus N9 XT Full Suspension 29" MTB

Release the Beast

The Polygon Collosus N9 XT is a high-performance enduro mountain bike engineered for riders who demand maximum control, stability, and confidence on aggressive terrain. Its ALX AM/Enduro frame with 170mm of rear travel is built to handle steep descents, rough rock gardens, and high-speed technical trails, while maintaining efficient pedaling support for long climbs. With modern enduro geometry, the N9 delivers a planted, capable feel ideal for advanced riders pushing their limits.

A FOX 38 Float Performance fork paired with a FOX Float X2 rear shock provides outstanding responsiveness, mid-stroke support, and big-hit absorption. The Shimano XT 12-speed drivetrain ensures crisp shifting and a wide 10–51T gear range, while SRAM Code R brakes offer powerful, consistent stopping control in demanding conditions. The 29" tubeless-ready Entity XL2 wheelset, Boost spacing, and Schwalbe Magic Mary EVO 2.60" tyres deliver exceptional traction, cornering stability, and durability on aggressive enduro trails.

With a TranzX dropper post, Race Face cockpit components, and premium suspension performance, the Collosus N9 is built for serious enduro riding and bike-park terrain. Whether tackling steep technical descents or challenging enduro race stages, it provides the control, confidence, and capability needed for the toughest trails.

FEATURES

Robust ALX AM/Enduro frame with 170mm travel engineered for aggressive descending and advanced trail performance

FOX 38 Float Performance fork and FOX Float X2 rear shock delivering exceptional big-hit control and responsiveness

Shimano XT 12-speed drivetrain providing precise shifting and a wide 10–51T range for technical climbs and fast descents

SRAM Code R hydraulic disc brakes ensuring strong, reliable stopping power on steep, demanding terrain

29" Entity XL2 tubeless-ready wheelset paired with Schwalbe Magic Mary EVO tyres for maximum grip and confidence

Race Face cockpit components and wide 780mm handlebar offering superior control in technical sections

TranzX dropper post enhancing maneuverability and stability during climbs, descents, and cornering

SIZE GUIDE

S Frame Size 155 to 165cm Height

M Frame Size 165 to 175cm Height

L Frame Size 175 to 185cm Height

XL Frame Size 185 to 195cm Height

SPECIFICATIONS

Frame Material: ALX AM/Enduro, 170 mm travel

Fork: FOX 38 Float Performance, Float EVOL, 170 mm travel, 44 mm offset, GRIP, 3-position, with fender

Rear Shock: FOX Float X2

Shifter: Shimano XT SL-M8100-R, 12-speed trigger

Crankset: Shimano XT FC-M8100-1, 32T, max chainring 36T, 170 mm crank arm

Cassette: Shimano Deore CS-M6100, 12-speed, 10–51T

Rear Derailleur: Shimano XT RD-M8100-SGS, 12-speed

Bottom Bracket: Shimano BB-MT501, BSA threaded, 73 mm

Chain: KMC X-12, 12-speed

Pedals: Alloy flat pedal with replaceable pin

Saddle: Entity Xtend, Cr-Mo Ø 7 mm rails

Seatpost: TranzX JD-YSP23JL dropper, 150 mm (S, M) / 170 mm (L, XL) travel, 30.9 x 459 mm (S, M) / 499 mm (L, XL)

Handlebar: Ace Face Aeffect R 35, width 780 mm, clamp 35 mm, rise/drop 20 mm, 8° bend

Stem: Race Face Aeffect R35, extension 50 mm, clamp 35 mm, 0° rise/drop

Headset: FSA No.57E with sealed bearings, ZS 44/28.6 | ZS 56/40

Wheelset: Entity XL2, tubeless-ready

Wheel Size: 29"

Tyres: Schwalbe Magic Mary EVO 29 x 2.60" (622 x 65), Super Gravity, TLE, Addix Soft

Rims: Alloy double wall, height 17.5 mm, width 35 mm, 622-35, 32H

Hubs:
Front: Alloy Boost 15 x 110 mm, 32H, Center-Lock
Rear: Alloy Boost 12 x 148 mm, 32H, freehub

Brake Levers: SRAM Code R

Brake Calipers: SRAM Code R hydraulic disc

Rotors: SRAM Centerline, 200 mm, Center-Lock