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2025 Polygon

STRATTOS C9 AXS

A carbon frame endurance bike with high-end components and sram force hydraulic disc brakes.

Manufacturer Price

$4,999
FrameCarbon
ForkCarbon
Wheels700c Carbon
Drivetrain2 × 12 Electronic
GroupsetForce, Force eTap
BrakesSRAM Force Hydraulic Disc
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Insights
Ride Feel

Based on frame geometry and build specs.

Rider Position
relaxedaggressive
Terrain
smoothrugged
STRATTOS C9 AXS
Other Endurance bikes
Gearing

A bike with lower gearing will be easier to ride up steep hills, while a higher top end means it will pedal faster down hills.

Lowest gear

(climbing)

41 mph

STRATTOS C9 AXS

39 mph

Similar Bikes

Highest gear

(descending)

Spec Level

Based on build material and quality level of the frame, fork, wheelset, groupset, suspension system, and more.

Sizing
XXS

4'11" – 5'4"

XS

5'0" – 5'5"

SM

5'3" – 5'7"

MD

5'6" – 5'10"

LG

5'8" – 6'0"

XL

5'10" – 6'2"

XXL

6'0" – 6'5"

Rider Fit Notes

None yet.

Do you have this bike? Help other riders make a decision about which size will work for them by sharing your own size and fit notes.

Reviews
Bikerumor
Polygon Strattos C is a Lighter, Comfortable Carbon All-Road Bike, Still Quite Affordable

Dec 2025 · Cory Benson

This carbon Polygon Strattos C all-road bike fits 34mm tires, and comes with Di2 and carbon wheels for less than three grand!

Read Review

Velo
Review: The Polygon Strattos S8X Checks Every Box on a Budget

Dec 2024 · Alvin Holbrook

The Polygon Strattos S8X road bike might be the least-expensive way to get Ultegra Di2, but is it any good? We find out in our review.

Read Review

Geometry
Specs
Build
Frame

carbon

BB StandardT47, 68mm, Threaded

ColorSilver

Fork

ACX ALL-ROUND FULL CARBON

Bottom Bracket

SRAM DUB T47 68

Headset

INTEGRATED (IS) SEALED BEARING FOR OS HEAD TUBE, IS 52/28.6 | IS 52/40

Handlebar

LINC CARBON INTEGRATED, W: 380mm (XXS, XS, S) / 400mm (M, L) / 420mm (XL, XXL), BB: INTEGRATED, R/D: 125mm, B/R: 75mm

Saddle

LINC GLYD, CR-MO ø 7mm

Seatpost

POLYGON XPERT ALLOY, DxL: 27.2 x 350mm

TypeRigid

Groupset
Rear Derailleur

SRAM FORCE AXS E1 DIRECT ATTACH

Crank

SRAM FORCE AXS E1 48/35T

Shifters

SRAM FORCE AXS E1, 2x12-SPEED

Cassette

SRAM FORCE XG-1270 10-36T XDR

Chain

SRAM FORCE E1 W/ POWERLOCK 12-SPEED

Brakes

SRAM FORCE HYDRAULIC DISC

TypeSRAM Force Hydraulic Disc

Brake Levers

SRAM FORCE

Wheels
Rims

CARBON 622-22 24H FOR TYRE 622-28/62 DISC TUBELESS READY

Spokes

F: AERO CARBON BLADE NDS:281.5mm DS:280mm, R: AERO CARBON BLADE NDS:282mm DS:276.5mm

Front Hub

F: ALLOY THRU AXLE 12x100mm 21H SEALED BEARINGS CENTER LOCK, R: ALLOY THRU AXLE 12x142mm 24H SEALED BEARINGS CENTER LOCK

Rear Hub

F: ALLOY THRU AXLE 12x100mm 21H SEALED BEARINGS CENTER LOCK, R: ALLOY THRU AXLE 12x142mm 24H SEALED BEARINGS CENTER LOCK

Tires

SCHWALBE ONE ADDIX TLE 700x28C

Disc Rotors

SRAM PACELINE F:160mm / R:160mm CENTER LOCK

Rider Notes
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First added December 13

Last updated April 17

Not listed for 45 days