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2025 Polygon

STRATTOS S3

An aluminum frame endurance bike with mid-range components and tektro rim brakes.

Manufacturer Price

$689
Price History
FrameAluminum
ForkCarbon
Wheels700c Aluminum
Drivetrain2 × 9
GroupsetSora
BrakesTektro Rim
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Insights
Ride Feel

Based on frame geometry and build specs.

Rider Position
relaxedaggressive
Terrain
smoothrugged
STRATTOS S3
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)

39 mph

STRATTOS S3

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
SM

5'3" – 5'7"

MD

5'6" – 5'10"

LG

5'8" – 6'0"

XL

5'10" – 6'2"

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.

Price History
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

aluminum

BB Standard: BSA, 68mm, Threaded

Color: Brown

Fork

LIGHT WEIGHT CARBON FORK

Bottom Bracket

SHIMANO BSA THREADED 68mm FOR 2-PIECE CRANKSET

Headset

ZERO STACK (ZS) SEALED BEARING FOR STRAIGHT HEAD TUBE, ZS 44/28.6 | ZS 44/30

Handlebar

POLYGON SPORT ALLOY, W: 400mm (XS, S, M) / 420mm (L, XL), BB: 31.8mm, R/D: 124mm, B/R: 80mm

Saddle

BLACK, STEEL ø 7mm

Seatpost

POLYGON SPORT ALLOY, DxL: 27.2 x 350mm

Type: Rigid

Pedals

ALLOY CAGE & BODY W/ REFLECTOR

Groupset
Rear Derailleur

SHIMANO SORA RD-R3000-SS DIRECT ATTACH

Crank

SHIMANO SORA FC-R3000 50/34T

Shifters

SHIMANO SORA ST-R3000, 2x9-SPEED DUAL CONTROL LEVER

Cassette

SUNRACE CSM96.9AS 11-28T

Chain

KMC X9

Brakes

TEKTRO R315

Type: Tektro Rim

Brake Levers

SHIMANO SORA ST-R3000

Wheels
Rims

ALLOY DOUBLE WALL 622-15 32H FOR TYRE 622-20/35 W/ CNC

Front Hub

ALLOY QRx100mm 32H

Rear Hub

ALLOY QRx130mm 32H

Tires

PERFORMANCE TIRE 700x28C

Rider Notes
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First added September 6

Last updated June 1