2017 Ridley Bikes Helium X Base XL

Build

700C/29 in × 25 mm

Insights

Somewhat upright stack and reach vs trend of performance road bikes
Design deviates from other sizes of Ridley Bikes Helium X

Stack and Reach vs. Category Trend
View all sizes

Geometry

Stack
625mm
Reach
403mm
Stack to Reach Ratio
1.55:1
Seat Tube Length, C-T
600mm
Seat Tube Length, C-C
560mm
Top Tube Length, Effective/Horizontal Center
600mm
Top Tube Length, Actual C-C
582mm
Top Tube Slope
7deg
Head Tube Angle
74deg
Seat Tube Angle
72.5deg
Head Tube Length
227mm
Bottom Bracket Drop
63mm
Bottom Bracket Height
273mm
Chainstay Length
408mm
Chainstay Length Horizontal
403.1mm
Front-Center
614.1mm
Front-Center Horizontal
610.9mm
Wheelbase
1014mm
Fork Offset/Rake
44.9mm
Trail
49.6mm
mid/​neutral
Mechanical Trail
47.7mm
Wheel Flop
13.1mm
Tire to Pedal Spindle Distance
With 170 mm cranks
108.1mm
Pedal Spindle to Ground Clearance
With 170 mm cranks
103mm

Base Build

Wheel Size
700C, 29 inch (622mm BSD)
Tire Width
25mm
Tire Outer Diameter
672mm
Bike Length with Tires
1686mm
Suspension Type
Rigid, non-suspension corrected
Bar Type
Drop Bar
Frame Material
Carbon/Composite
Fork Material
Carbon/Composite
Brake Type
Rim
Source:ridley