Velopedia Bicycle Archive
2024 Polygon Siskiu HE (Shimano)
Original specifications: geometry for 4 published sizes.
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At a glance
Archive #900001825- Model year
- 2024
- Category
- Mountain
- Original MSRP
- $2,999.00
- Sizes
- S, M, L, XL
- Colors
- White
- Geometry
- 4 manufacturer sizes
- In this record
- 23 specifications · archived image · original MSRP · geometry
Original buildAluminum
Frameset
| Frame Construction | ALX E-SUV 120mm Travel |
|---|---|
| Frame Material | Aluminum |
| Fork | SR Suntour XCR 34, Air Spring,130mm Travel, Offset: 51mm, W/ Preload Adjuster,LOW Speed Rebound,W/ Lock OUT |
| Rear Shock | SR Suntour Edge Plus 2CR, E2E: 190x45mm |
Drivetrain
| Shifters | Shimano Cues SL-U6000-R, 1X10-Speed Trigger |
|---|---|
| Rear Derailleur | Shimano Cues RD-U6000 10-speed |
| Crankset | Shimano SM-CRE70-B 34T |
| Cassette | Shimano Cues CS-LG300-10 10-speed 11-48T Cassette |
| Chain | KMC Eglide 9/10/11-speed |
| Pedals | Alloy Flat W/ Replaceable PIN |
Brakes
| Brakes | Shimano Hydraulic; Levers: Shimano BR-M420; Rotors: Shimano F: SM-RT64 203 CL / R: RT-EM600 203 CL |
|---|
Cockpit & Contact Points
| Headset | FSA HBS-220 W/ Sealed Bearing, ZS 44/28.6 | ZS 56/40 |
|---|---|
| Handlebar | POLYGON EXPERT, W: 780mm, BB: 31.8mm, R/D: 50mm, B: 9degree |
| Stem | Polygon Expert, EXT: 40mm, BB: 31.8mm, R/D: 0mm |
| Saddle | Polygon Void, Steel Ø7mm |
| Seatpost | Tranz X JD-YSP23JL 150mm (S, M) / 170mm (L, XL) Travel, DXL: 30.9 X 459mm (S, M) / 499mm (L, XL) |
Wheels & Tires
| Hubs | F: Shimano TC500 15x110mm 32H CL / R: Shimano TC500 12x148mm 32H CL for Cassette |
|---|---|
| Wheels | XL2 Tubeless Ready |
| Rims | F: Alloy Double Wall H:17.5mm W: 35mm 622-35 32H for Tyre 622-54/76 TL Ready / R: Alloy Double Wall H:17.5mm W: 35mm 584-35 32H for Tyre 622-54/76 TL Ready |
| Front Tire | Schwalbe Hurricane F: 29"X2.40" / R: 27.5"X2.4" 622/584x62 Allround Tire TLE Addix |
| Rear Tire | Schwalbe Hurricane F: 29"X2.40" / R: 27.5"X2.4" 622/584x62 Allround Tire TLE Addix |
E-bike System
| Motor | Shimano DU-EP600 MID Motor 45 KPH / 28MPH, Continuous Rated Power 250WATT, Maximum Torque 85Nm |
|---|---|
| Battery | Shimano BT-EN805-L for Down Tube Integrated - 504Wh (36V, 14Ah) |
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Geometry
Frame measurements by size.
Frame diagram
Select an available measurement to locate it on the frame.
All geometry measurements8 size / setup combinations · 13 measurements
| Measurement | S · High | M · High | L · High | XL · High | S · Low | M · Low | L · Low | XL · Low |
|---|---|---|---|---|---|---|---|---|
| Seat tube | 385 mm | 400 mm | 430 mm | 450 mm | 385 mm | 400 mm | 430 mm | 450 mm |
| Effective top tube | 577 mm | 598 mm | 637 mm | 656 mm | 579 mm | 600 mm | 630 mm | 658 mm |
| Head tube | 110 mm | 110 mm | 130 mm | 130 mm | 110 mm | 110 mm | 130 mm | 130 mm |
| Head-tube angle | 66.8° | 67.8° | 67.8° | 67.8° | 66° | 67° | 67° | 67° |
| Seat-tube angle | 77.3° | 76.8° | 75.6° | 76.1° | 76.4° | 76° | 75.6° | 75.3° |
| Actual seat-tube angle | 70° | 70° | 70° | 70° | 70° | 70° | 70° | 70° |
| Chainstay / rear center | 457 mm | 457 mm | 457 mm | 457 mm | 460 mm | 460 mm | 460 mm | 460 mm |
| Wheelbase | 1194 mm | 1199 mm | 1226 mm | 1251 mm | 1196 mm | 1201 mm | 1228 mm | 1253 mm |
| Bottom-bracket drop | 28 mm | 28 mm | 28 mm | 28 mm | 39 mm | 39 mm | 39 mm | 39 mm |
| Bottom-bracket height | 353 mm | 353 mm | 353 mm | 353 mm | 343 mm | 343 mm | 343 mm | 343 mm |
| Reach | 439 mm | 454 mm | 474 mm | 499 mm | 430 mm | 445 mm | 465 mm | 490 mm |
| Stack | 612 mm | 616 mm | 635 mm | 635 mm | 618 mm | 623 mm | 641 mm | 641 mm |
| Standover height | 694 mm | 697 mm | 705 mm | 712 mm | 684 mm | 686 mm | 694 mm | 700 mm |
Dimensions as recorded.
Gearing
Lower gears help on climbs. Higher gears suit higher speeds.
RPM = pedal turns per minute.
Speed unavailable: wheel or tire size is missing or unclear.
Add your rear tire size to calculate speedHow it works
Ratio = front teeth ÷ rear teeth. Hub gears also include the hub’s internal ratio. A 400% range means the highest ratio is four times the lowest.
Speeds are estimates from tire size and pedal cadence. Actual speeds vary.
Try your current gearingChanged tires or gears? Calculate your setup.
Your changes apply to this calculation. The archived build stays unchanged.
Gearing results
| Measure | Original | Your setup |
|---|---|---|
| Lowest ratio | — | — |
| Highest ratio | — | — |
| Total range | — | — |
| Lowest-gear speed | — | — |
| Highest-gear speed | — | — |
Speeds are estimates. These calculations do not establish component compatibility or available tire clearance.
Parts & serviceability
Find replacement parts
ZS 44/28.6 | ZS 56/40

Cane Creek 40-Series Headset Black, ZS44/28.6, ZS56/40
Replacement option
More parts (1)Fewer parts
1X10-SPEED TRIGGER
Based on the original build. Check fit and installed parts before ordering. Affiliate links may earn Velopedia a commission. As an Amazon Associate I earn from qualifying purchases.
Parts and service referenceQuick reference before buying parts
Archived specifications for reference. Check the fitted parts before ordering.
- Front tire
- SCHWALBE HURRICANE F: 29"x2.40" / R: 27.5"x2.4" 622/584x62 ALLROUND TIRE TLE ADDIX
- Rear tire
- SCHWALBE HURRICANE F: 29"x2.40" / R: 27.5"x2.4" 622/584x62 ALLROUND TIRE TLE ADDIX
Equipment inspection checks 18 checks based on 7 archived component groups Open equipment checksClose equipment checks
Checks selected from the archived equipment. Confirm what is fitted today. This is not a complete safety inspection; use the full inspection guide before test riding.
Full used-bike inspection guide →
Frame and fork
Inspect the frame and fork →Archived: Frame: ALX E-SUV 120mm TRAVEL · Fork: SR SUNTOUR XCR 34, AIR SPRING,130mm TRAVEL, OFFSET: 51mm, W/ PRELOAD ADJUSTER,LOW SPEED REBOUND,W/ LOCK OUT
Suspension
Evaluate the suspension →Archived: Fork: SR SUNTOUR XCR 34, AIR SPRING,130mm TRAVEL, OFFSET: 51mm, W/ PRELOAD ADJUSTER,LOW SPEED REBOUND,W/ LOCK OUT · Rear shock: SR SUNTOUR EDGE PLUS 2CR, E2E: 190x45mm
Drivetrain
Check drivetrain wear →Archived: Shifters: SHIMANO CUES SL-U6000-R, 1X10-SPEED TRIGGER · Rear derailleur: SHIMANO CUES RD-U6000 10-SPEED · Crankset: SHIMANO SM-CRE70-B 34T · Cassette: SHIMANO CUES CS-LG300-10 10-SPEED 11-48T CASSETTE · Chain: KMC EGLIDE 9/10/11-SPEED
Brakes
Inspect the brakes →Archived: Brakes: SHIMANO HYDRAULIC; Levers: SHIMANO BR-M420; Rotors: SHIMANO F: SM-RT64 203 CL / R: RT-EM600 203 CL
Wheels and tires
Check wheels and tires →Archived: Wheels: XL2 TUBELESS READY · Rims: F: ALLOY DOUBLE WALL H:17.5mm W: 35mm 622-35 32H FOR TYRE 622-54/76 TL READY / R: ALLOY DOUBLE WALL H:17.5mm W: 35mm 584-35 32H FOR TYRE 622-54/76 TL READY · Hubs: F: SHIMANO TC500 15x110mm 32H CL / R: SHIMANO TC500 12x148mm 32H CL FOR CASSETTE · Front tire: SCHWALBE HURRICANE F: 29"x2.40" / R: 27.5"x2.4" 622/584x62 ALLROUND TIRE TLE ADDIX · Rear tire: SCHWALBE HURRICANE F: 29"x2.40" / R: 27.5"x2.4" 622/584x62 ALLROUND TIRE TLE ADDIX
Controls and contact points
Archived: Headset: FSA HBS-220 W/ SEALED BEARING, ZS 44/28.6 | ZS 56/40 · Handlebar: POLYGON EXPERT, W: 780mm, BB: 31.8mm, R/D: 50mm, B: 9degree · Stem: POLYGON EXPERT, EXT: 40mm, BB: 31.8mm, R/D: 0mm · Seatpost: TRANZ X JD-YSP23JL 150mm (S, M) / 170mm (L, XL) TRAVEL, DxL: 30.9 x 459mm (S, M) / 499mm (L, XL) · Saddle: POLYGON VOID, STEEL ø7mm · Pedals: ALLOY FLAT W/ REPLACEABLE PIN
E-bike system
Check the battery and electronics →Archived: Motor: SHIMANO DU-EP600 MID MOTOR 45 kph / 28mph, CONTINUOUS RATED POWER 250Watt, MAXIMUM TORQUE 85Nm · Battery: SHIMANO BT-EN805-L FOR DOWN TUBE INTEGRATED - 504Wh (36V, 14Ah)
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Specifications are presented as a reference. Components may vary by market, size, production run, or later manufacturer revisions.





