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  Specialized Sirrus Sport 2010
 		Surly Midnight Special 2019
  Specialized Sirrus Sport
2010: M
Surly Midnight Special
2019: 56cm
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Choose Baseline
Reach 401
Stack 666
Top Tube (effective) 518 581
Top Tube (actual) 669
Seat Tube C-T 572
Seat Tube C-C 452
Head Angle 66 74
Seat Angle 59 73
Head Tube 165 149
Chainstay 360 394
Wheelbase 1164 881
Front Centre 676
Standover 761 964
BB Drop 73 58
Fork Rake / Offset 49 43
Trail 75
Fork Length (A2C) 442
Seatpost Length 326
Handlebar Width 691 440
Stem Length 108 110
Stem Angle 6
Crank Length 155 203
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  Specialized Sirrus Sport
2010: M 		Surly Midnight Special
2019: 56cm
Image showing geometry measurements

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