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2026 Polygon

COLLOSUS T6

A 29″ carbon frame full suspension enduro bike with upper mid-range components.
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Manufacturer Price

$2,999
FrameCarbon
SuspensionFull, 140 / 160mm
ForkMarzocchi Bomber Z1
ShockMarzocchi Bomber
Wheels29″ Aluminum
Drivetrain1 × 12
GroupsetDeore
BrakesShimano Hydraulic Disc
SeatpostDropper
View on polygonbikes.comLearn about Polygon
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Insights
Ride Feel

Based on frame geometry and build specs.

Terrain
easyextreme
Handling
nimblestable
COLLOSUS T6
Other Enduro bikes
Gearing

A bike with lower gearing will be easier to ride up steep hills, while a higher top end means it will pedal faster down hills.

Lowest gear

(climbing)

28 mph

COLLOSUS T6

26 mph

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Highest gear

(descending)

Spec Level

Based on build material and quality level of the frame, fork, wheelset, groupset, suspension system, and more.

Compare the full COLLOSUS model range

View Comparison
Sizing
SM

5'1" – 5'6"

MD

5'4" – 5'10"

LG

5'8" – 6'2"

XL

6'0" – 6'5"

Rider Fit Notes

None yet.

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Price History
Reviews

Summary

The Polygon Collosus is praised for its modern enduro geometry, offering a planted and predictable ride that excels in high-speed descents and corners. It provides impressive value for money with solid build kits and efficient suspension performance, though its heavy weight can hinder playfulness and climbing agility. While the bike requires careful setup to optimize handling, it delivers a capable and comfortable experience for aggressive riding.

Pros
  • Modern enduro geometry

  • Good value for money

  • Efficient suspension performance

  • Planted and predictable handling

  • Solid build kit

Cons
  • Heavy weight

  • Requires careful setup

  • Limited playfulness

  • Draggy tires

  • High maintenance due to multiple pivots

Key Quotes
It dived in and out of a snaking section of steep, supported corners in a solid, predictable manner and the dimensions felt good.
Bikerumor logoBikerumor
Indeed it’s a bloody good enduro bike for the money, and one that is perfectly at home riding the roughest and rowdiest gravity-fuelled descents.
Flow Mountain Bike logoFlow Mountain Bike
Polygon once again delivered an impressive bike for the money.
Loam Wolf logoLoam Wolf

Feedback?

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99 Spokes
Polygon Collosus N7 Review

Nov 2023

The Polygon Collosus N7 is the cheapest way to purchase in new enduro mountain bike in 2023. But does that mean it's worth buying? Spoiler Alert: It's for the park rats 🐀

Highs
  • Extremely affordable

  • Relatively solid spec given the price

  • Great performing suspension (one you set it up correctly)

  • Well rounded geometry

Lows
  • Weight (41 lbs / 18.6 kg tested)

  • Weak brakes

  • Minimal dropper post insertion

Read Review

NSMB
Polygon Collosus T9 DI2 First Impressions Review

May 2026

Polygon's premier trail rig has great handling and comes in at $3k+ cheaper than rival offerings.

Read Review

Pinkbike
Polygon Launches All-New Collosus T Aluminum: Aggressive Trail Tech for Less

Apr 2026 · Polygon Bikes

Starting at $2,399, the new alloy Collosus features internal storage, adjustable geometry, and MX wheel compatibility.

Highs
  • Aluminum version shares same travel & geometry as carbon sibling

  • Adjustable geometry: head angle, BB height, and 29/MX flip chip

  • PolyPocket downtube storage with included bag

  • IFS Compact suspension for traction, stability, and pedaling efficiency

  • Size-specific chain stays

  • In-house manufacturing

Read Review

Bikerumor
Polygon’s New Collosus T Might Be the Best Value in Mountain Biking

Oct 2025 · Jeremy Benson

The latest from Polygon Bikes is the Collosus T, an aggressive new trail bike model that’s surprisingly affordable.

Read Review

Loam Wolf
Review: Polygon Collosus N8E

May 2024

If you’re working with a $5k budget and seek a capable and comfortable E-Enduro rig, then the Polygon Collosus N8E is a very solid offering.

Read Review

Flow Mountain Bike
2024 Polygon Collosus N7 Review | A big-hitting enduro bike with a bonkers price tag

Sep 2023

Selling for well under $4,000 AUD, the Polygon Collosus N7 is one of the cheapest enduro bikes going. But is it any good?

Highs
  • Incredible value for money

  • Smooth, traction-rich suspension

  • Impressive pedal efficiency

  • Great geometry

  • Solid build kit

Lows
  • Very heavy

  • Draggy tyres

  • Noisy

  • Limited seatpost insertion

  • Lots of pivots to maintain

Read Review

Top To Bottom MTB
2024 Polygon Collosus N9 - Build & Close Look!

Apr 2023

Today, we take a closer look at my brand NEW 2024 Polygon Collosus N9 enduro MTB. We go over all the components and all ...

Watch Review

Geometry
Specs
Build
Frame

carbon

BB StandardBSA, 73mm, Threaded

Hanger StandardUDH

Tire Clearance2.6"

ColorMetalic Grey

Fork

MARZOCCHI BOMBER Z1 160mm TRAVEL

Travel160mm

Spring TypeAir

Shock

MARZOCCHI BOMBER AIR, E2E: 210x55mm

Travel140mm

Bottom Bracket

BSA BB

Headset

FSA NO.76 ALLOY TOP COVER, THREADLESS, ZS 51/28.6 | ZS 59/40

Stem

Polygon Xpert, 35mm Extension, 35mm Bore, 0° Rise

Handlebar

RACE FACE CHESTER 35, W: 780mm, BB: 35mm, R/D: 35mm, B: 8degree

Saddle

XTENT

Seatpost

TRANZ X JD-YSP39KL 150mm (S, M) / 170mm (L, XL) TRAVEL / 34.9x456mm (S, M) / 495mm (L, XL)

TypeDropper

Pedals

ALLOY FLAT W/ REPLACEABLE PIN

Groupset
Rear Derailleur

SHIMANO DEORE M6100, SHADOW RD+

Crank

SHIMANO MT6120, 32T

Shifters

SHIMANO DEORE SL-M6100-R, 1x12-SPEED TRIGGER

Cassette

SHIMANO DEORE M6100, 10-51T

Chain

KMC X-12

Brakes

SHIMANO MT420, HYDRAULIS DIS

TypeShimano Hydraulic Disc

Brake Levers

SHIMANO M4100

Wheels
Rims

ALLOY DOUBLE WALL H:18mm W: 30mm 622-30 32H FOR TYRE 622-54/76 TL READY

Spokes

F: 14G STAINLESS NDS:290mm DS:292mm W/ 12mm BRASS NIPPLE / R: 14G STAINLESS NDS:294mm DS:292mm W/ 12mm BRASS NIPPLE

Front Hub

SHIMANO TC-500 BOOST 15x110mm 32H CL

Rear Hub

SHIMANO TC-500 12x148mm 32H CL FOR MICRO SPLINE

Tires

MAXXIS DISSECTOR 29"x2.40"

Disc Rotors

SHIMANO RT54, 180mm

Rider Notes
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First added October 25

Last updated May 30