Cube Aruba geometryUrban · 2026 · 5 sizes, from 45 cm to 24"
The Cube Aruba is a urban bike available in 5 sizes, from 45 cm to 24". Stack ranges from 465 to 679 mm and reach from 297 to 401 mm. Its geometry is tall and short, built for comfort.
What size Aruba do I need?
Enter the stack and reach of a bike that fits you well and we will tell you which size is closest and how to set it up.
Enter your stack and reach to see which size fits you best.
Geometry chart by size
Measurements in mm and degrees, as published by Cube. The ones that matter most for choosing a size are in bold.
| Size | 45 cm | 49 cm | 53 cm | 20" | 24" |
|---|---|---|---|---|---|
| Stack | 651 | 665 | 679 | 465 | 504 |
| Reach | 379 | 390 | 401 | 297 | 331 |
| Effective top tube | 578 | 593 | 608 | 435 | 480 |
| Head tube length | 170 | 185 | 200 | 148 | 133 |
| Head angle | 70.0° | 70.0° | 70.0° | 69.0° | 70.0° |
| Chainstay length | 455 | 455 | 455 | 341 | 393 |
| Wheelbase | 1,082 | 1,098 | 1,114 | 809 | 926 |
| Seat tube (method not stated) | 450 | 490 | 530 | 250 | 300 |
| Seat angle (method not stated) | 73.0° | 73.0° | 73.0° | 73.5° | 73.5° |
Source: Cube official website · data from 11 Nov 2026. Spot a mistake?
Stack and reach of every size
Higher means a taller front end; further right means a longer reach. The blue dot is your search.
Character of each size
Compared with other urban bikes. Further right means more of that quality.
Bikes with similar geometry (size 53 cm)
The closest size of other urban models, by stack and reach.
Frequently asked questions
What size Aruba do I need?
It depends on your position, not just your height. The most reliable way is to compare the stack and reach of a bike that fits you with those of each size (from 651/379 mm in size 45 cm to 504/331 mm in size 24"). The size finder on this page shows the closest size and the stem and spacers you would need.
What are the stack and reach of the Aruba in size 53 cm?
Stack of 679 mm and reach of 401 mm, with an effective top tube of 608 mm and a head angle of 70.0°.
Is the Aruba a racing or an endurance bike?
Endurance. In size 53 cm its stack-to-reach ratio is at percentile 94 of urban bikes: a tall, short position.