Crank Brothers Synthesis DH, 31mm - Mixed 20x110 F/12x157 R
Wheel size
29"; 27.5"
Geometry · S1 · High
Seat tube
410 mm
Top tube
577 mm
Head tube
106 mm
Head-tube angle
62.93°
Seat-tube angle
77.73°
Chainstay / rear center
440 mm
Wheelbase
1250 mm
Bottom-bracket drop
8.5 mm
Bottom-bracket height
355 mm
Reach
440 mm
Stack
631 mm
Standover height
702 mm
Geometry · S2 · High
Seat tube
410 mm
Top tube
602 mm
Head tube
106 mm
Head-tube angle
62.93°
Seat-tube angle
77.73°
Chainstay / rear center
440 mm
Wheelbase
1275 mm
Bottom-bracket drop
8.5 mm
Bottom-bracket height
355 mm
Reach
465 mm
Stack
631 mm
Standover height
707 mm
Geometry · S3 · High
Seat tube
410 mm
Top tube
622 mm
Head tube
106 mm
Head-tube angle
62.93°
Seat-tube angle
77.73°
Chainstay / rear center
440 mm
Wheelbase
1295 mm
Bottom-bracket drop
8.5 mm
Bottom-bracket height
355 mm
Reach
485 mm
Stack
631 mm
Standover height
707 mm
Geometry · S4 · High
Seat tube
410 mm
Top tube
657 mm
Head tube
106 mm
Head-tube angle
62.93°
Seat-tube angle
77.73°
Chainstay / rear center
440 mm
Wheelbase
1330 mm
Bottom-bracket drop
8.5 mm
Bottom-bracket height
355 mm
Reach
520 mm
Stack
631 mm
Standover height
707 mm
Geometry · S1 · Low
Seat tube
410 mm
Top tube
578 mm
Head tube
106 mm
Head-tube angle
62.5°
Seat-tube angle
77.3°
Chainstay / rear center
443 mm
Wheelbase
1253 mm
Bottom-bracket drop
8.5 mm
Bottom-bracket height
349 mm
Reach
435 mm
Stack
635 mm
Standover height
697 mm
Geometry · S2 · Low
Seat tube
410 mm
Top tube
603 mm
Head tube
106 mm
Head-tube angle
62.5°
Seat-tube angle
77.3°
Chainstay / rear center
443 mm
Wheelbase
1278 mm
Bottom-bracket drop
8.5 mm
Bottom-bracket height
349 mm
Reach
460 mm
Stack
635 mm
Standover height
702 mm
Geometry · S3 · Low
Seat tube
410 mm
Top tube
623 mm
Head tube
106 mm
Head-tube angle
62.5°
Seat-tube angle
77.3°
Chainstay / rear center
443 mm
Wheelbase
1298 mm
Bottom-bracket drop
8.5 mm
Bottom-bracket height
349 mm
Reach
480 mm
Stack
635 mm
Standover height
702 mm
Geometry · S4 · Low
Seat tube
410 mm
Top tube
658 mm
Head tube
106 mm
Head-tube angle
62.5°
Seat-tube angle
77.3°
Chainstay / rear center
443 mm
Wheelbase
1333 mm
Bottom-bracket drop
8.5 mm
Bottom-bracket height
349 mm
Reach
515 mm
Stack
635 mm
Standover height
702 mm
Manufacturer-published archive data. Confirm exact standards and dimensions before ordering parts or performing service. Generated by Velopedia on September 21, 2026.