Geometry: 2021 Sommet 29

Measurement instructions for Vitus Sommet range

 

Frame Size S M L XL
Rec Rider Height (Imperial) 5' 2" - 5' 6" 5' 6" - 5' 10" 5' 10" - 6' 2" 6' 2" - 6' 7"
Rec Rider Height (Metric) 160 - 170cm 170 - 180cm 180 - 190cm 190 - 201cm
Rec Inside Leg (Imperial) 27" - 30" 30" - 32" 32" - 34" 34" - 37"
Rec Inside Leg (Metric) 71 - 76cm 76 - 81cm 81 - 86cm 86 - 94cm
(A) Seat Tube Length 380mm 410mm 440mm 470mm
(B) Effective Top Tube Length 568mm 597mm 621mm 645mm
(C) Reach 418mm 443mm 471mm 498mm
(D) Stack 621mm 630mm 639mm 648mm
(E) Chainstay Length 440mm 440mm 440mm 440mm
(F) Headtube Length 100mm 110mm 120mm 130mm
(G) Headtube Angle* 64° 64° 64° 64°
(H) Effective Seat Tube Angle 76.5° 76.5° 77° 77.5°
(I) Actual Seat Tube Angle 70.5° 70.5° 71° 71.5°
(J) Saddle Layback 154.11mm 170.72mm 180.87mm 190.14mm
(K) BB to Saddle Height at Saddle Layback 650mm 700mm 750mm 800mm
(L) Wheelbase 1195mm 1225mm 1257mm 1288mm
Bottom Bracket Drop* 25mm 25mm 25mm 25mm
Chainguide Mount HDM/ISCG05 HDM/ISCG05 HDM/ISCG05 HDM/ISCG05
Handlebar Width/Rise 780mm/25mm 780mm/25mm 800mm/25mm 800mm/25mm
Seatpost Insert Depth 177mm 215mm 242mm 270mm
*All Sommet bikes come with a flip chip, geometry numbers stated are for the low setting, if you switch to the high setting the head angle increases by 0.5 degrees and the BB Drop lifts by 6mm.