Bike details
Overview
Key information split into simple groups.
Bike summary
-
-
Frame Aluminum -
Wheels 27.5" -
Travel Front 120mm -
Travel Rear 120mm -
Fork RockShox 30 Silver TK
-
Groupset XT, Deore -
Suspension Full -
Drivetrain 2 × 10 -
Brakes Hydraulic Disc
Sizing
Recommended size guide.
SM
158cm - 171cm
MD
168cm - 180cm
LG
178cm - 189cm
XL
186cm - 199cm
Parts list
Components
Main components, grouped by system.
Bike components
Frame
Frame
Aluminum
Suspension Fork
RockShox 30 Silver, Solo Air, tapered steerer
Rear Shock
SR Suntour Epixon LO-R, 190mm x 51mm
Drivetrain
Rear Derailleur
Shimano Deore XT RD-M786-SGS, 10-speed
Front Derailleur
Shimano Deore FD-M617-H
Shift Levers
Shimano Deore SL-M610, 2x10
Cassette
Shimano CS-HG50, 11-36 tooth, 10-speed
Crank
Shimano Deore FC-M617, 170mm length (S/M), 175mm (L/XL)
Chain
KMC X-10
Chain Guide
N/A
Pedals
VP Component VP-195E, alloy
Wheels
Front Hub
Shimano
Rear Hub
Shimano
Rims
Araya DM-650
Tires
Schwalbe Smart Sam, 27.5" x 2.25"
Brakes
Brakes
Shimano BR-M365
Brake Levers
Shimano BL-M365
Cockpit
Stem
Entity Xpert, alloy, 60mm length
Handlebar
Entity Xpert, alloy, 740mm width
Headset
FSA No. 57B, taper ID: 44/56mm
Seat
Saddle
Entity Assault, Cr-Mo rail
Seatpost
Entity Xpert, alloy, 350mm length
Fit data
Geometry
Numbers for sizing and ride feel.
| Size | SM | MD | LG | XL |
|---|---|---|---|---|
| Stack Reach Ratio | 1.44 mm | 1.37 mm | 1.33 mm | 1.27 mm |
| Bottom Bracket Height | 334 mm | 334 mm | 334 mm | 334 mm |
| Stack | 584.6 mm | 584.6 mm | 593.8 mm | 593.8 mm |
| Reach | 405.4 mm | 425.4 mm | 447.9 mm | 467.9 mm |
| Top Tube Length | 567 mm | 587 mm | 612 mm | 632 mm |
| Seat Tube Angle | 74.5 ° | 74.5 ° | 74.5 ° | 74.5 ° |
| Seat Tube Length | 385 mm | 435 mm | 485 mm | 520 mm |
| Head Tube Angle | 67.5 ° | 67.5 ° | 67.5 ° | 67.5 ° |
| Head Tube Length | 115 mm | 115 mm | 125 mm | 125 mm |
| Bottom Bracket Drop | 21 mm | 21 mm | 21 mm | 21 mm |
| Standover Height | 678 mm | 705 mm | 742 mm | 759 mm |
| Wheels | 27" | 27" | 27" | 27" |
| Rider Min Height | 158 cm | 168 cm | 178 cm | 186 cm |
| Rider Max Height | 171 cm | 180 cm | 189 cm | 199 cm |
Model Overview
Siskiu D7 completes the Polygon Siskiu model. Polygon launched 75 bikes of this model so far. You can get a glimpse at all models from 2018, by clicking on this link.
Model range prices
Polygon Siskiu T7 2018 is the most economical model, with a starting price of 1899$. Polygon Siskiu T8 2018 on the other hand costs 2499$, and is the most expensive model.
Safety
When you go for a ride, don’t forget to put your helmet on. Moreover, ride with traffic, not against it. This will help you stay visible to drivers and also makes it easier for them to see you.
Average price for Trail bikes
According to our calculations, the average cost of a Trail bike that is reliable is 2762$. However, this doesn’t mean that if you spend less money on a Trail bike, you couldn’t get a decent one. To make sure you don’t pay a higher amount than normal for your bike, always do some components analysis and read reviews.
Overview of components
Fork
The Siskiu D7 comes factory-installed with the RockShox 30 Silver TK fork. This has a travel range of 120mm. Bike forks are great for shock absorption and provide you with a smooth ride. To sum up, when buying a bicycle, make sure you get a fork that is capable of delivering decent travel.
Rear Shock
The Siskiu D7 has a rear shock with a travel of 120mm. The model SR Suntour Epixon LO-R is the one installed in this bike. Bike rear shocks increase the riding comfort, and also give you more control over technical trails. In conclusion, to increase your riding experience, get a bike with a rear shock if possible.
Wheels size
The Siskiu D7 2018 bike is equipped with 27.5″ aluminum wheels when leaving the factory. The 27.5″ wheels are a great choice for smaller riders. However, the overall traction of 27.5″ wheels is lower than 29″ wheels.
Brakes
When you want to stop the bike in time, the brakes are vital. The Siskiu D7 has Hydraulic Disc brakes. Hydraulic disc brakes provide amazing stopping power, no matter what the terrain. To sum up, you can ride your bike with confidence.
Sizes
Siskiu D7 comes in 4 sizes, that range from 158 cm – 199 cm (5.18 ft – 6.53 ft). In short, it won’t be difficult to find the right one for you.