Geometry: 2021 Sommet

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 569mm 597mm 621mm 645mm
(C) Reach 424mm 449mm 476mm 504mm
(D) Stack 602mm 612mm 621mm 630mm
(E) Chainstay Length 435mm 435mm 435mm 435mm
(F) Headtube Length 110mm 120mm 130mm 140mm
(G) Headtube Angle* 64° 64° 64° 64°
(H) Effective Seat Tube Angle 76.5° 76.5° 77° 77.5°
(I) Actual Seat Tube Angle 71.5° 71.5° 72° 72.5°
(J) Saddle Layback 154.89mm 170.63mm 179.93mm 188.36mm
(K) BB to Saddle Height at Saddle Layback 650mm 700mm 750mm 800mm
(L) Wheelbase 1188mm 1217mm 1249mm 1281mm
Bottom Bracket Drop 12mm 12mm 12mm 12mm
Chainguide Mount ISCG05 ISCG05 ISCG05 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.