2024 SEKA Spear Base MR

Build

700C/29 in × 28 mm

Insights

Average stack and reach vs trend of performance road bikes

Stack and Reach vs. Category Trend
View all sizes

Geometry

Stack
538mm
Reach
386mm
Stack to Reach Ratio
1.39:1
Seat Tube Length, C-T
476mm
Top Tube Length, Effective/Horizontal HT Top
540mm
Top Tube Slope
8.8deg
Head Tube Angle
73deg
Seat Tube Angle
74deg
Head Tube Length
130mm
Bottom Bracket Drop
72mm
Bottom Bracket Height
267mm
Chainstay Length
410mm
Chainstay Length Horizontal
403.6mm
Front-Center
578.9mm
Front-Center Horizontal
574.4mm
Wheelbase
978mm
Fork Offset/Rake
44mm
Fork Length (Axle-To-Crown)
372mm
Trail
57.6mm
mid/​neutral
Mechanical Trail
55.1mm
Wheel Flop
16.1mm
Tire to Pedal Spindle Distance
With 170 mm cranks
69.9mm
Pedal Spindle to Ground Clearance
With 170 mm cranks
97mm

Base Build

Wheel Size
700C, 29 inch (622mm BSD)
Tire Width
28mm
Tire Outer Diameter
678mm
Bike Length with Tires
1656mm
Suspension Type
Rigid, non-suspension corrected
Bar Type
Drop Bar
Frame Material
Carbon/Composite
Fork Material
Carbon/Composite
Brake Type
Rim

Published Sizing Recommendations

Height
171 cm
to
186 cm
Source:https://www.sekabikes.com/en/spear-en/