2017 Specialized Bicycles Roll Sport Base

Category
Comfort
Design
Swept Back Bar, Rigid, non-suspension corrected
Frame
Aluminum
Fork
Aluminum
Features
Disc brake
Average stack and reachvs category
Somewhat upright stack and reachvs category
Somewhat upright stack and reachvs category
Average stack and reachvs category

Geometry

S
M
L
XL
Stack
586mm
619mm
647mm
670mm
Reach
346.2mm
352.3mm
370.4mm
392mm
Stack to Reach Ratio
1.69:1
1.76:1
1.75:1
1.71:1
Seat Tube Length, C-T
375mm
440mm
480mm
520mm
Top Tube Length, Actual C-C
595mm
615mm
645mm
676mm
Top Tube Slope
26.1deg
22.2deg
20.1deg
17.7deg
Head Tube Angle
67deg
67deg
67deg
67deg
Seat Tube Angle
68deg
69deg
69deg
69deg
Head Tube Length
155mm
185mm
215mm
240mm
Bottom Bracket Drop
70mm
70mm
70mm
70mm
Bottom Bracket Height
280.4mm
280.4mm
280.4mm
280.4mm
Chainstay Length
480mm
480mm
480mm
480mm
Chainstay Length Horizontal
474.9mm
474.9mm
474.9mm
474.9mm
Front-Center
618.1mm
626.1mm
654.9mm
684.7mm
Front-Center Horizontal
614.1mm
622.1mm
651.1mm
681.1mm
Wheelbase
1089mm
1097mm
1126mm
1156mm
Fork Offset/Rake
55mm
55mm
55mm
55mm
Fork Length (On-Axis)
420mm
420mm
420mm
420mm
Trail
89mm
very high
89mm
very high
89mm
very high
89mm
very high
Mechanical Trail
81.9mm
81.9mm
81.9mm
81.9mm
Wheel Flop
32mm
32mm
32mm
32mm
Standover Height
730mm
787mm
824mm
850mm
Tire to Pedal Spindle
97.7mm
170 mm cranks
105.6mm
170 mm cranks
134.5mm
170 mm cranks
164.3mm
170 mm cranks
Pedal Spindle to Ground Clearance
110.4mm
170 mm cranks
110.4mm
170 mm cranks
110.4mm
170 mm cranks
110.4mm
170 mm cranks

Base Build

S
M
L
XL
Wheel Size
650B/27.5 in
584 mm BSD
650B/27.5 in
584 mm BSD
650B/27.5 in
584 mm BSD
650B/27.5 in
584 mm BSD
Tire Width
2.3in
2.3in
2.3in
2.3in
Tire Outer Diameter
700.8mm
700.8mm
700.8mm
700.8mm
Bike Length with Tires
1789.8mm
1797.8mm
1826.8mm
1856.8mm

Stack and Reach vs. Category Trend

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.

Learn more about the Upright/Aggressive Scale
Category Trend
Comfort
Source:https://www.specialized.com/ca/en/roll-sport/p/129094