2018 Polygon Siskiu D8

2018 Polygon Siskiu D8
MSRP$1,899
WheelsAluminum 27.5″
FrameAluminum
SuspensionFull
Front Travel120mm
Rear Travel120mm
Gearing1 × 11
Drivetrain
Shimano Deore

Polygon’s 2018 Siskiu D8 is a mid-range component level aluminum frame trail bike.

Build
FrameAluminum
ForkRockShox Recon Gold, Solo Air, with remote, tapered steerer
Rear ShockRockShox Monarch RT, 190mm x 51mm
Bottom BracketShimano integrated BSA
HeadsetFSA No. 57B, taper ID: 44/56mm
StemEntity Xpert, alloy, 60mm length
HandlebarEntity Xpert, alloy, 740mm width
SaddleEntity Assault, CrMo rail
SeatpostEntity Xpert, alloy, 350mm length
PedalsVP Component VP-195E, alloy
Components
Front DerailleurShimano SLX FD-M7020-H
Rear DerailleurShimano Deore XT RD-M8000-GS, 11-speed
ShiftersShimano SLX SL-M7000, 2x11, I-Spec
CrankShimano SLX FC-M7000-11-2, 170mm length (S/M), 175mm (L/XL)
CassetteShimano SLX CS-M7000, 11-42 tooth, 11-speed
ChainKMC X-11
Chain Guide
BrakesShimano BR-M447
Brake LeversShimano BL-M506
Wheels
RimsMavic Crossride
Front HubMavic Crossride
Rear HubMavic Crossride
TiresSchwalbe Smart Sam, 27.5" x 2.25"
Gearing
1 × 11 — 11 speed
2018 Polygon Siskiu D8
25 mph
Similar Bikes
26 mph

The 2018 Siskiu D8 is geared about the same as similar bikes for riding up hills.

The 2018 Siskiu D8 won‘t keep up with similar bikes while riding downhill or sprinting.

Geometry

Roll over table below to highlight frame dimensions.

Size
SMMDLGXL
Stack 583583592592
Reach 403423446466
Stack/Reach Ratio1.441.381.331.27
Top Tube Length 565585610630
Seat Tube Length 385435485520
Seat Tube Angle74.574.574.574.5
Head Tube Length 115115125125
Head Tube Angle67.567.567.567.5
BB Drop 21212121
BB Height 334334334334
Chainstay Length 😞😞😞😞
Wheelbase 😞😞😞😞
Standover Height 677704741758
🐐 Measurements listed in millimeters and degrees
MSRP$1,899
WheelsAluminum 27.5″
FrameAluminum
SuspensionFull
Front Travel120mm
Rear Travel120mm
Gearing1 × 11
Drivetrain
Shimano Deore
Gearing
1 × 11 — 11 speed
2018 Polygon Siskiu D8
25 mph
Similar Bikes
26 mph

The 2018 Siskiu D8 is geared about the same as similar bikes for riding up hills.

The 2018 Siskiu D8 won‘t keep up with similar bikes while riding downhill or sprinting.

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