Size X-Small Small Medium Large X-Large A. Effective Top Tube 565 mm 580 mm 605 mm 625 mm 640 mm B. Stand Over 673.5 mm 702.1 mm 744.9 mm 786.7 mm 825.0 mm C. Reach 393.8 mm 406.0 mm 419.7 mm 434.0 mm 446.1 mm D. Stack 578.0 mm 587.4 mm 606.1 mm 624.8 mm 634.2 mm E. Total Seat Tube Length 381.0 mm 381.0 mm 431.8 mm 482.6 mm 533.4 mm F. Headtube Length 100 mm 110 mm 130 mm 150 mm 160 mm G. Headtube Angle 69.5° 69.5° 69.5° 69.5° 69.5° H. Seat Tube Angle 73.5° 73.5° 73° 73° 73° I. BB Drop 60 mm 60 mm 60 mm 60 mm 60 mm K. Chainstay Length 447 – 464 mm 447 – 464 mm 447 – 464 mm 447 – 464 mm 447 – 464 mm L. Fork Length Axle to Crown 468 mm 468 mm 468 mm 468 mm 468 mm M. Fork Offset 45 mm 45 mm 45 mm 45 mm 45 mm N. Wheelbase 1078.5 – 1095.5 mm 1094.2 – 1114.2 mm 1114.9 – 1131.9 mm 1136.1 – 1153.1 mm 1151.8 – 1168.8 mm Crank Arm Length NA NA NA NA NA Handlebar Width NA NA NA NA NA Recommended Rider Height 157 - 168cm 165 - 175cm 173 - 183cm 180 - 191cm 188cm - Up Stem Length NA NA NA NA NA