2024 Orro Bikes Gold STC Base

Design
Drop Bar, Rigid, non-suspension corrected
Frame
Carbon/Composite
Fork
Carbon/Composite
Features
Disc brake
Average stack and reachvs category

Geometry

Medium
Stack
570mm
Reach
377mm
Stack to Reach Ratio
1.51:1
Seat Tube Length, C-T
510mm
Top Tube Length, Effective/Horizontal Center
541mm
Top Tube Slope
8.8deg
Head Tube Angle
72.2deg
Seat Tube Angle
74deg
Head Tube Length
162mm
Bottom Bracket Height
Chainstay Length
410mm
Wheelbase
992mm
Trail
Mechanical Trail
Wheel Flop

Base Build

Medium
Wheel Size
700C/29 in
622 mm BSD
Tire Width
32mm
Tire Outer Diameter
686mm
Bike Length with Tires
1678mm

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
Endurance Road
Source:https://www.orrobikes.com/product/2025-gold-stc-105-di2-tailormade-bike