Bicycle Archive · Specification report

2023 Polygon Siskiu T7E

Velopedia Archive ID 900001783

Overview

Model year	2023
Brand	Polygon
Model	SISKIU T7E
Bicycle type	Electric-assist
Archive ID	900001783
Original MSRP	$3,999.00
Colors	Brown / Olive
Sizes	S; M; L; XL

Frameset

Frame construction	ALX Trail Frame
Frame material	Aluminum
Fork	SR Suntour Aion 35 Boost RC-PCS 150mm Travel
Rear shock	SR Suntour TRIAIR2 3CR

Drivetrain

Shifters	Shimano SLX SL-M7100-R 1X12-Speed Trigger
Rear derailleur	Shimano SLX RD-M7100-SGS 12-speed
Crankset	Shimano SM-CRE80-12-B 34T
Bottom bracket	Alloy Flat W/ Replaceable PIN
Cassette	Shimano Deore CS-M6100 12-speed 10-51T Micro Spline
Chain	KMC E12S 12-speed

Brakes

Brakes	SRAM Code R Hydraulic; Levers: SRAM Code R; Rotors: Shimano CL 203mm F:SM-RT64 R:RT-EM600 W/ Speed Sensor

Cockpit & contact points

Headset	FSA no.57E W/ Sealed Bearing, ZS 44/28.6 \| ZS 56/40
Handlebar	ENTITY EXPERT, W: 780mm, BB: 35mm, R/D: 25mm, B: 9degree
Stem	Entity Expert, EXT: 35mm, BB: 35mm, R/D: 0mm
Saddle	Entity Xtend, CR-MO 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 HB-MT400-B 15x110mm 32H CL / R: Shimano FH-MT410-B 12x148mm 32H CL
Wheels	Entity XL3 Tubeless Ready
Rims	Alloy Double Wall FV H:18mm 622x35 32H for Tyre 622-54/76 W/ Tubeless Tape
Front tire	Schwalbe Hans Dampf EVO Tire 29"X2.60" 622x65 Super Trail, TLE, Addix Speed Grip
Rear tire	Schwalbe Hans Dampf EVO Tire 29"X2.60" 622x65 Super Trail, TLE, Addix Speed Grip

E-bike system

Motor	SHIMANO DU-EP801 MID MOTOR 25kph / 20mph
Battery	Shimano BT-EN806 for Down Tube Integrated - 630Wh (36V, 14Ah)

Geometry · S

Seat tube	390 mm
Effective top tube	588 mm
Head tube	95 mm
Head-tube angle	65°
Seat-tube angle	77°
Actual seat-tube angle	72°
Chainstay / rear center	445 mm
Wheelbase	1205 mm
Bottom-bracket drop	39 mm
Bottom-bracket height	337 mm
Reach	445 mm
Stack	618 mm
Standover height	677 mm

Geometry · M

Seat tube	400 mm
Effective top tube	608 mm
Head tube	95 mm
Head-tube angle	65°
Seat-tube angle	77°
Actual seat-tube angle	72°
Chainstay / rear center	445 mm
Wheelbase	1225 mm
Bottom-bracket drop	39 mm
Bottom-bracket height	337 mm
Reach	465 mm
Stack	619 mm
Standover height	683 mm

Geometry · L

Seat tube	430 mm
Effective top tube	630 mm
Head tube	105 mm
Head-tube angle	65°
Seat-tube angle	77°
Actual seat-tube angle	72°
Chainstay / rear center	445 mm
Wheelbase	1249 mm
Bottom-bracket drop	39 mm
Bottom-bracket height	337 mm
Reach	485 mm
Stack	627 mm
Standover height	706 mm

Geometry · XL

Seat tube	450 mm
Effective top tube	653 mm
Head tube	120 mm
Head-tube angle	65°
Seat-tube angle	77°
Actual seat-tube angle	72°
Chainstay / rear center	445 mm
Wheelbase	1275 mm
Bottom-bracket drop	39 mm
Bottom-bracket height	337 mm
Reach	505 mm
Stack	641 mm
Standover height	720 mm

Manufacturer-published archive data. Confirm exact standards and dimensions before ordering parts or performing service. Generated by Velopedia on September 15, 2026.