Polygon XQUARONE EX8 SHIMANO XT 2021
2021 Mountain
Estimate price |
5,399$
Weight | 13.5 kg 
Bike details
Overview
Key information split into simple groups.
Bike summary
-
-
Frame Carbon -
Wheels 27.5" -
Travel Front 180mm -
Travel Rear 180mm -
Fork Fox Factory Float 36
-
Groupset XT -
Suspension Full -
Drivetrain 1 × 12 -
Brakes Hydraulic Disc
Sizing
Recommended size guide.
MD
162cm - 175cm
LG
172cm - 185cm
XL
182cm - 195cm
Parts list
Components
Main components, grouped by system.
Bike components
Frame
Frame
NAILD R3ACT 2PLAY SUSPENSION ACX, 180MM TRAVEL, BOOST
Suspension Fork
FOX FACTORY 36 FLOAT, BOOST 15X110MM, 180MM (27.5”) TRAVEL
Rear Shock
FOX FACTORY FLOAT X2 E2E:230X65MM
Drivetrain
Rear Derailleur
SHIMANO XT RD-M8100 12-SPEED DA
Shift Levers
SHIMANO XT SL-M8100 12-SPEED
Cassette
SHIMANO XT CS-M8100 12-SPEED 10-51T
Crank
SHIMANO XT FC-M8100 12-SPEED, 32T, 175MM
Bottom Bracket
SHIMANO BB PRESSFIT
Chain
SHIMANO 12SP
Wheels
Rims
E13 TRS+ W/ SHIMANO XT HUB
Tires
WTB VIGILANTE 27.5”X2.6
Brakes
Brakes
SHIMANO XT BR-M8120
Cockpit
Stem
RACE FACE TURBINE R 35; ALLOY, E:50MM, R:0DEG, B B:35MM
Handlebar
RACE FACE NEXT R 35; CARBON, W:780MM, R:20MM, BB:35MM
Seat
Saddle
ENTITY XTENT
Seatpost
KS LEV ISO, T:125MM (M), 150MM (L-XL), 30.9MM, OFFSET:18MM,
Fit data
Geometry
Numbers for sizing and ride feel.
| Size | MD | LG | XL |
|---|---|---|---|
| Stack Reach Ratio | 1.32 mm | 1.3 mm | 1.31 mm |
| Bottom Bracket Height | 354 mm | 354 mm | 354 mm |
| Front Center | 754 mm | 777 mm | 794 mm |
| Rake | 44 mm | 44 mm | 44 mm |
| Trail | 110 mm | 110 mm | 110 mm |
| Stack | 591 mm | 604.7 mm | 622.9 mm |
| Reach | 448.8 mm | 464.8 mm | 474.4 mm |
| Top Tube Length | 623 mm | 643 mm | 668 mm |
| Seat Tube Angle | 73.5 ° | 73.5 ° | 73.5 ° |
| Seat Tube Length | 420 mm | 465 mm | 485 mm |
| Head Tube Angle | 66 ° | 66 ° | 66 ° |
| Head Tube Length | 90 mm | 105 mm | 125 mm |
| Chainstay Length | 428 mm | 428 mm | 428 mm |
| Wheelbase | 1182 mm | 1204 mm | 1222 mm |
| Bottom Bracket Drop | 3 mm | 3 mm | 3 mm |
| Standover Height | 730 mm | 762 mm | 779 mm |
| Wheels | 27" | 27" | 27" |
| Rider Min Height | 162 cm | 172 cm | 182 cm |
| Rider Max Height | 175 cm | 185 cm | 195 cm |
About this model
XQUARONE EX8 SHIMANO XT belongs to the Polygon Xquarone model. Polygon launched 36 bikes of this model so far. You can get a glimpse at all models from 2021, by clicking on this link.
Model range prices
Polygon XQUARONE EX7 SHIMANO SLX 2021 is the cheapest bike model and costs 4299$. Polygon XQUARONE EX9 SHIMANO XTR 2021 is the most expensive one and costs 6699$.
Safety
Make sure you wear a helmet on every ride, and that your bike performs well. In short, this means checking the tires, brakes, and chain to make sure everything is in good working order.
Average price for Enduro bikes
Our math shows that the average cost of a dependable Enduro bike is 3599$. However, paying less money than this amount doesn’t mean that you couldn’t get a great Enduro bike. As a general rule of thumb, you should always read reviews about the bike and its components before buying it to ensure you don’t pay too much.
This bike was released in 2021 and its price was 5399$. Doing a quick comparison, we notice that XQUARONE EX8 SHIMANO XT price is 50.01% higher than the average cost of an Enduro bike.
Enduro bikes average weight
The average weight for Enduro bikes is 14.27 kg (31.46 lbs). An easier bike will give you a big advantage in climbs. However, a heavier bike can gain speed when you descend.
a bit lighter than average, XQUARONE EX8 SHIMANO XT has a weight of 13.5 kg (29.76 lbs). In conclusion, the average Enduro bike weighs 5.7% more than XQUARONE EX8 SHIMANO XT.
Overview of components
Fork
The Fox Factory Float 36 is included from the factory. It has a travel distance of 180mm. Bike forks absorb the shocks and give you a smooth and pleasant ride. In conclusion, always look for a fork with decent travel when you buy a bike.
Rear Shock
As for the rear shock, this bike has the FOX FACTORY FLOAT X2 E2E:230X65MM model, with a travel of 180mm. Rear shocks offer better comfort, better traction, and better cornering. This allows for quicker riding on rough roads and trails. To sum up, always consider getting a bike that has a rear shock as well.
Wheels
As for the wheels, Polygon XQUARONE EX8 SHIMANO XT 2021, has a 27.5″ aluminum model. The 27.5″ wheels are a great choice for smaller riders. However, these wheels have a slower top speed if you compare them to 29″ wheels.
Brakes
For your safety, it is important to have quality breaks on your bike. Polygon XQUARONE EX8 SHIMANO XT has Hydraulic Disc brakes installed. With Hydraulic Disc brakes, you’ll be able to stop on a dime, even in wet or icy conditions. To sum up, these are ideal for anyone.
Sizes
This bike is available in 3 sizes. They vary from 162 cm – 195 cm (5.31 ft – 6.4 ft). In short, you can easily find one that suits you.
Dropper post
Polygon XQUARONE EX8 SHIMANO XT comes with a dropper post. A dropper post is a must-have these days if you’re riding anything remotely technical. The main benefit of a dropper post is increased safety while riding. As mentioned above, the lever system allows you to quickly move the saddle out of the way when approaching descents or trail obstacles.