Bicycle Archive · Specification report

2026 Polygon Collosus T8

Velopedia Archive ID 900001771

Overview

Model year	2026
Brand	Polygon
Model	COLLOSUS T8
Bicycle type	Mountain
Archive ID	900001771
Original MSRP	$2,899.00
Colors	Brown; Light Blue
Sizes	S; M; L; XL

Frameset

Frame construction	ALX Trail
Frame material	Aluminum
Fork	FOX 36 Performance 160mm Travel
Rear shock	FOX Float Performance, E2E: 210x55mm

Drivetrain

Shifters	SRAM Eagle 70, 12 Speed Trigger
Rear derailleur	SRAM Eagle 70 T-Type
Crankset	SRAM Eagle 70 Boost, 32T
Bottom bracket	SRAM DUB BSA Threaded 73mm
Cassette	SRAM CS-XS-1270-A1, 10-52T
Chain	SRAM Eagle 70 T-Type
Pedals	Alloy Flat Pedal W/ Replaceable PIN & Reflector

Brakes

Brakes	Magura MT5 Hydraulic Disc; Levers: Magura MT5 W/ HC Lever; Rotors: Magura MDR-C, F:203mm R:180mm CL

Cockpit & contact points

Headset	FSA no.76 Alloy TOP Cover, Threadless, ZS 51/28.6 \| ZS 59/40
Handlebar	POLYGON XPERT, W: 780mm, BB: 35mm, R/D: 30mm, B: 9degree
Stem	POLYGON XPERT, E: 35mm, BB: 35mm, R/D: 0degree
Saddle	Fizik Terra Alpaca X5
Seatpost	Dropper Post Tranz X JD-YSP39KL 150mm (S, M) / 170mm (L, XL) Travel, DXL: 34.9 X 456mm (S, M) / 496mm (L, XL)

Wheels & tires

Hubs	F: Novatec D041SB-CL Boost 15x110mm 32H CL, R: Novatec D442SB-CL Boost 12x148mm 32H CL for Sprocket
Wheels	Polygon MT6 Tubeless Ready
Rims	Alloy Double Wall H: 18mm W: 29mm 622-29 32H for Tyre 622-54/76 TL Ready
Front tire	Maxxis Dissector 29"X2.40"
Rear tire	Maxxis Dissector 29"X2.40"

Geometry · S

Seat tube	390 mm
Effective top tube	572 mm
Head tube	90 mm
Head-tube angle	64.5°
Seat-tube angle	77°
Actual seat-tube angle	71°
Chainstay / rear center	430 mm
Wheelbase	1192 mm
Bottom-bracket drop	38 mm
Bottom-bracket height	338 mm
Reach	440 mm
Stack	613 mm
Standover height	706 mm

Geometry · M

Seat tube	400 mm
Effective top tube	598 mm
Head tube	95 mm
Head-tube angle	64.5°
Seat-tube angle	77°
Actual seat-tube angle	71°
Chainstay / rear center	430 mm
Wheelbase	1219 mm
Bottom-bracket drop	38 mm
Bottom-bracket height	338 mm
Reach	465 mm
Stack	618 mm
Standover height	713 mm

Geometry · L

Seat tube	415 mm
Effective top tube	621 mm
Head tube	105 mm
Head-tube angle	64.5°
Seat-tube angle	77°
Actual seat-tube angle	71°
Chainstay / rear center	435 mm
Wheelbase	1248 mm
Bottom-bracket drop	38 mm
Bottom-bracket height	338 mm
Reach	485 mm
Stack	627 mm
Standover height	720 mm

Geometry · XL

Seat tube	430 mm
Effective top tube	646 mm
Head tube	120 mm
Head-tube angle	64.5°
Seat-tube angle	77°
Actual seat-tube angle	71°
Chainstay / rear center	435 mm
Wheelbase	1274 mm
Bottom-bracket drop	38 mm
Bottom-bracket height	338 mm
Reach	505 mm
Stack	640 mm
Standover height	718 mm

Manufacturer-published archive data. Confirm exact standards and dimensions before ordering parts or performing service. Generated by Velopedia on September 14, 2026.