Strattos S7X
OverviewAbout the Polygon Strattos S7X
The Polygon Strattos S7X is a road bike, built on a aluminium frame, listed at $2,699.99. A drop-bar bike built for sealed roads, speed and distance.
SizingWhat size Strattos S7X do I need?
Enter your height to see the size Polygon recommends.
| Size | Rider height | In feet |
|---|---|---|
| XXS | 151 to 161 cm | 4 ft 11 in to 5 ft 3 in |
| XS | 154 to 164 cm | 5 ft 1 in to 5 ft 5 in |
| S | 162 to 170 cm | 5 ft 4 in to 5 ft 7 in |
| M | 168 to 176 cm | 5 ft 6 in to 5 ft 9 in |
| L | 174 to 181 cm | 5 ft 9 in to 5 ft 11 in |
| XL | 180 to 187 cm | 5 ft 11 in to 6 ft 2 in |
| XXL | 185 to 195 cm | 6 ft 1 in to 6 ft 5 in |
Rider heights from Polygon's size chart. Height is a starting point: arm and leg length, flexibility and riding style all matter, so a test ride beats any chart. How bike sizing works.
SpecificationsWhat we know
- Brand
- Polygon
- Model year
- 2025
- Category
- Road
- Frame
- Aluminium
- Wheel size
- 700c
- Brakes
- Disc
- Frame sizes
- XXS, XS, S, M, L, XL, XXL
- Price
- $2,699.99, RRP AUD (BikesOnline)
Specs and pricing are listed in AUD and sourced from Australian retail listings. Confirm the current details and availability with the seller before purchase.
GeometrySize M
- Stack
- 534 mm
- Reach
- 387 mm
- Stack/reach
- 1.38
- Head angle
- 73 deg
- Seat angle
- 74 deg
- Wheelbase
- 985 mm
- Chainstay
- 415 mm
- BB drop
- 65 mm
- Standover
- 776 mm
- Fork rake
- 42.8 mm
Drivetrain & buildFull specification
- Groupset
- Shimano 105 Di2
- Shifting
- Electronic
- Drive
- 2x
- Speeds
- 12
- Crank
- 50/34T
- Cassette
- Shimano 105 CS-R7101, 11-34T
- Rear derailleur
- Shimano 105 Di2 RD-R7150
- Brakes
- Shimano 105 hydraulic disc (front BR-R7120, rear BR-R7100)
- Rotors
- 160mm front, 140mm rear, Center Lock SM-RT70
- Wheelset
- Entity alloy double wall, 30mm depth, 24H, tubeless ready
- Rim internal width
- 19 mm
- Stock tyre
- 700x28C
- Max tyre clearance
- 28 mm
- Tubeless
- Yes
- Fork material
- Full carbon, tapered 1-1/8 to 1-1/2, flat mount disc
- BB standard
- BB86/BB92, press fit
- Thru-axle
- Front 12x100mm, Rear 12x142mm
- Seatpost
- Entity Xpert alloy, 27.2 x 350mm, 15mm setback, integrated shape
- Cockpit
- Entity Xpert alloy bar (420mm M, 125mm drop, 70mm reach) with Entity Xpert alloy stem (100mm M, 10 degree)
- Saddle
- Entity Flux2, Cr-Mo rails
Bike DNAWhat the numbers say
- Position
- Stack-to-reach 1.38 gives a long and low, racier riding position.
- Steering
- A 73 deg head angle points to balanced steering.
Derived from the published geometry and gearing above. It describes the numbers, not a ride test.
BikeFinder Data Profile: geometry and specification researched from published sources (99spokes.com (sourced from bikesonline.com manufacturer listing) and bikeinsights.com geometry table), verified 2026-09-04. This is a specification analysis, not a physical ride review.
Where to buyStockist
BikeFinder is an independent directory. We link to retailers; prices and stock are set by the seller and shown as at the date checked.
