Pipedream Sirus 2020


c

Geometry

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Reach
Stack
Top Tube (effective)
Seat Tube C-T
Head Angle
Seat Angle
Head Tube
Chainstay
Wheelbase
BB Drop
BB Type
Fork Length (A2C)
Seatpost Diameter
Axle Spacing
Wheel Size
Tyre Max Width
Front Travel
Headset
Seat Clamp
Front Mech
Data Source
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Reach 480 386 501
Stack 555 510 475
Top Tube (effective) 551 597 577
Seat Tube C-T 325 486 369
Head Angle 76 62 73
Seat Angle 91 66 69
Head Tube 109 104 113
Chainstay 425 - 441 425 - 441 425 - 441
Wheelbase 1155 - 1171 1175 - 1191 1195 - 1211
BB Drop 63 68 60
BB Type 73mm BSA 73mm BSA 73mm BSA
Fork Length (A2C) 485-525mm 485-525mm 485-525mm
Seatpost Diameter 31 26 32
Axle Spacing 148x12 148x12 148x12
Wheel Size 29/27.5+ 29/27.5+ 29/27.5+
Tyre Max Width 2.6/2.8" 2.6/2.8" 2.6/2.8"
Front Travel 100-130 100-130 100-130
Headset ZS44/28.6 (top), EC44/40 (bottom) ZS44/28.6 (top), EC44/40 (bottom) ZS44/28.6 (top), EC44/40 (bottom)
Seat Clamp 30 28 34
Front Mech N/A N/A N/A
Data Source Manufacturer Manufacturer Manufacturer

Measurements are in millimeters and degrees.

Image showing geometry measurements

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