2017 Raleigh Bikes Roker Sport

	52cm	54cm	56cm	58cm	60cm	62cm
Stack	553mm	571mm	586mm	607mm	621mm	641mm
Reach	371mm	373mm	381mm	384mm	394mm	403mm
Stack to Reach Ratio	1.49:1	1.53:1	1.54:1	1.58:1	1.58:1	1.59:1
Seat Tube Length, C-T	490mm	510mm	530mm	550mm	570mm	590mm
Top Tube Length, Effective/Horizontal Center	525mm	545mm	560mm	575mm	590mm	605mm
Top Tube Slope	9.2deg	9deg	8.4deg	8.5deg	7.8deg	7.7deg
Head Tube Angle	71deg	71.5deg	71.5deg	71.5deg	71.5deg	71.5deg
Seat Tube Angle	74.5deg	73.5deg	73deg	72.5deg	72.5deg	72.5deg
Head Tube Length	120mm	140mm	155mm	180mm	195mm	215mm
Bottom Bracket Drop	78mm	75mm	75mm	73mm	73mm	73mm
Bottom Bracket Height	269mm	272mm	272mm	274mm	274mm	274mm
Chainstay Length	440mm	440mm	440mm	440mm	440mm	440mm
Chainstay Length Horizontal	433mm	433.6mm	433.6mm	433.9mm	433.9mm	433.9mm
Front-Center	596mm	599mm	611mm	621mm	637mm	652mm
Front-Center Horizontal	591mm	594.4mm	606.4mm	617.1mm	633.1mm	648.1mm
Wheelbase	1024mm	1028mm	1040mm	1051mm	1067mm	1082mm
Fork Offset/Rake	52mm	52mm	52mm	52mm	52mm	52mm
Trail	64.5mm mid/neutral	61.3mm mid/neutral	61.3mm mid/neutral	61.3mm mid/neutral	61.3mm mid/neutral	61.3mm mid/neutral
Mechanical Trail	61mm	58.1mm	58.1mm	58.1mm	58.1mm	58.1mm
Wheel Flop	19.9mm	18.4mm	18.4mm	18.4mm	18.4mm	18.4mm
Standover Height	770mm	790mm	805mm	825mm	845mm	865mm
Tire to Pedal Spindle	79mm 170 mm cranks	82mm 170 mm cranks	94mm 170 mm cranks	104mm 170 mm cranks	120mm 170 mm cranks	135mm 170 mm cranks
Pedal Spindle to Ground Clearance	99mm 170 mm cranks	102mm 170 mm cranks	102mm 170 mm cranks	104mm 170 mm cranks	104mm 170 mm cranks	104mm 170 mm cranks

	52cm	54cm	56cm	58cm	60cm	62cm
Wheel Size	700C/29 in 622 mm BSD	700C/29 in 622 mm BSD	700C/29 in 622 mm BSD	700C/29 in 622 mm BSD	700C/29 in 622 mm BSD	700C/29 in 622 mm BSD
Tire Width	36mm	36mm	36mm	36mm	36mm	36mm
Tire Outer Diameter	694mm	694mm	694mm	694mm	694mm	694mm
Bike Length with Tires	1718mm	1722mm	1734mm	1745mm	1761mm	1776mm

Very Upright

Somewhat Upright

Average

Somewhat Aggressive

Very Aggressive

The Bike Insights Upright/Aggressive scale is based on analysis of a bike’s proportions relative to similar sized bikes in the same category.

Category Trend

Source:https://community.raleighusa.com/bikes-archive

Geometry