Polygon SISKIU T8 2021
2021 Mountain
Estimate price |
2,499$
Weight | 15.2 kg 
Bike details
Overview
Key information split into simple groups.
Bike summary
-
-
Frame Aluminum -
Wheels 27.5" / 29" -
Travel Front 150mm -
Travel Rear 140mm -
Fork Fox Rhythm Float 34
-
Groupset SLX, Shimano -
Suspension Full -
Drivetrain 1 × 12 -
Brakes Hydraulic Disc
Sizing
Recommended size guide.
SM
152cm - 165cm
MD
162cm - 175cm
MD
162cm - 175cm
LG
172cm - 185cm
XL
182cm - 195cm
Parts list
Components
Main components, grouped by system.
Bike components
Frame
Frame
ALX TRAIL FRAME 140MM TRAVEL (27.5”) / 135MM TRAVEL (29”), TAPER H/T
Suspension Fork
FOX 34 RHYTHM BOOST 15X110MM, 150MM (27.5”) / 140MM (29”) TRAVEL
Rear Shock
FOX FLOAT DPS SPECIAL TUNING E2E:210X55MM, HARDWARE:8MMX25MM
Drivetrain
Rear Derailleur
SHIMANO RD-M7100 SLX
Shift Levers
SHIMANO SL-M7100-R SLX
Cassette
SHIMANO CS-M7100-12 SLX 10-51T
Crank
SHIMANO FC-MT510-1 BOOST 32T 170MM (S-M)/175MM (L-XL)
Bottom Bracket
BSA THREADED
Chain
KMC X12 12SPEED
Wheels
Rims
ENTITY XL2 DISC 584-35 (27.5”) / 622-35 (29”)
Tires
PERFORMANCE TIRE, 27.5”X2.40” / 29”X2.40”
Brakes
Brakes
TEKTRO HD-M745 4 PISTON
Cockpit
Stem
ENTITY XPERT, ALLOY E:35MM R:7DEG BB:35MM
Handlebar
ENTITY XPERT, ALLOY W:780MM R:20MM BB:35MM
Seat
Saddle
ENTITY XTENT
Seatpost
DROPEPR POST 150mm (S & M) / 170mm (L & XL)
Fit data
Geometry
Numbers for sizing and ride feel.
| Size | SM | MD | MD | LG | XL |
|---|---|---|---|---|---|
| Stack Reach Ratio | 1.35 mm | 1.32 mm | 1.32 mm | 1.29 mm | 1.27 mm |
| Bottom Bracket Height | 335 mm | 335 mm | 335 mm | 335 mm | 335 mm |
| Front Center | 749 mm | 775 mm | 766 mm | 792 mm | 819 mm |
| Rake | 37 mm | 37 mm | 42 mm | 42 mm | 42 mm |
| Trail | 125 mm | 125 mm | 125 mm | 125 mm | 125 mm |
| Stack | 595.5 mm | 609.1 mm | 609.6 mm | 623.2 mm | 636.9 mm |
| Reach | 442 mm | 462 mm | 462 mm | 482 mm | 502 mm |
| Top Tube Length | 584.5 mm | 607.7 mm | 607.9 mm | 631.1 mm | 654.4 mm |
| Seat Tube Angle | 76.5 ° | 76.5 ° | 76.5 ° | 76.5 ° | 76.5 ° |
| Seat Tube Length | 385 mm | 400 mm | 400 mm | 415 mm | 430 mm |
| Head Tube Angle | 65 ° | 65 ° | 65.5 ° | 65.5 ° | 65.5 ° |
| Head Tube Length | 105 mm | 120 mm | 90 mm | 105 mm | 120 mm |
| Chainstay Length | 427 mm | 427 mm | 432 mm | 432 mm | 432 mm |
| Wheelbase | 1174 mm | 1201 mm | 1195 mm | 1221 mm | 1247 mm |
| Bottom Bracket Drop | 20 mm | 20 mm | 39 mm | 39 mm | 39 mm |
| Standover Height | 668 mm | 674 mm | 678 mm | 688 mm | 697 mm |
| Wheels | 27" | 27" | 29" | 29" | 29" |
| Rider Min Height | 152 cm | 162 cm | 162 cm | 172 cm | 182 cm |
| Rider Max Height | 165 cm | 175 cm | 175 cm | 185 cm | 195 cm |
About this model
SISKIU T8 belongs to the Polygon Siskiu model. Polygon released 75 bikes variations of this model so far. Check out the entire range from 2021 of this model, by clicking this link.
Model range prices
Polygon SISKIU D5 2021 is the most economical model, with a starting price of 1249$. Polygon SISKIU N9 2021 on the other hand costs 3299$, and is the most expensive model.
Safety
Your safety should be the top priority when you go for a ride. In short, make sure that you always use a helmet, high visibility clothing, and proper lights when riding at night-time.
Average price for Trail bikes
According to our math, the average price for a trustworthy Trail bike is 2762$. However, even if your budget is less than the average, you might still be able to get a top-quality Trail bike. In conclusion, always check bike reviews and their components before making a purchase to make sure you don’t overpay.
When Polygon released this model in 2021, its price was 2499$. If we compare this with the average Trail bike cost we notice that the price is 10.52% smaller.
Trail bikes average weight
If we make a quick analysis of the average weight of a Trail bike, we get 12.98 kg (28.62 lbs). A lighter bike will give you some extra advantage when climbing. A heavier bike will have more speed for descents.
SISKIU T8 weighs 15.2 kg (33.51 lbs) and is much heavier than the average. In other words, this model is 17.1% heavier than the average Trail bike.
SISKIU T8 components
Fork
Polygon SISKIU T8 2021 bike is equipped with the Fox Rhythm Float 34 fork, and has 150mm travel. Bike forks absorb the shocks and give you a smooth and pleasant ride. In short, make sure you choose one with a decent fork when you purchase your dream bike.
Rear Shock
Polygon SISKIU T8 bike has the FOX FLOAT DPS SPECIAL TUNING E2E:210X55MM model installed, and has a travel of 140mm. Rear shocks offer better comfort, better traction, and better cornering. This allows for quicker riding on rough roads and trails. To sum up, get a full-suspension bike if you want the smoothest rides.
Wheels
The SISKIU T8 2021 bike is equipped with 27.5″ aluminum wheels when leaving the factory. These wheels will provide you with more control over the bike. However, the overall traction of 27.5″ wheels is lower than 29″ wheels.
Brakes
For your safety, it is important to have quality breaks on your bike. Polygon SISKIU T8 has Hydraulic Disc brakes installed. Hydraulic disc brakes provide amazing stopping power, no matter what the terrain. To sum up, your safety is in good hands.
Sizes
Polygon SISKIU T8 bike has 5 sizes, in the range of 152 cm – 195 cm (4.99 ft – 6.4 ft). In conclusion, you won’t have a problem finding one that suits you.