The Helix Race cassette from E*thirteen is a highly advanced 11-speed cassette specifically designed for mountain biking. With an impressive gear ratio of 9 to 46 teeth, it offers a wide range of gearing that allows for easy handling of both steep climbs and fast descents. The cassette is made from a combination of aluminum and steel cogs, providing an optimal balance between weight and durability. Weighing in at just 0.37 kilograms, it is light enough not to hinder the bike's performance while still offering the robustness required for challenging trails. The Helix Race cassette is not only functional but also aesthetically pleasing, featuring a striking intergalactic color scheme that complements the design of modern mountain bikes.
| Number of teeth smallest pinion | 9 x | 
| Number of teeth largest pinion | 46 x | 
| Number of pinions | 11-speed | 
| Weight | 370 g | 
| Item number | 20554634 | 
| Manufacturer | e*13 | 
| Category | Bike cassettes | 
| Manufacturer no. | 73.220.580 | 
| Release date | 16/4/2022 | 
| Colour | Blue | 
| Exact colour description | Intergalactic | 
| Material group | Metal | 
| Material | 1 aluminium gear wheel, 10 steel gears | 
| Bike area of use | Mountain bike | 
| Number of pinions | 11-speed | 
| Gradation cassette | 9-46 | 
| Number of teeth smallest pinion | 9 x | 
| Number of teeth largest pinion | 46 x | 
| Model year | 2021 | 
| Country of origin | Taiwan | 
| CO₂-Emission | |
| Climate contribution | 
| Weight | 370 g | 
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Source: Galaxus