Sidi RR Fast 2 Aerolight
42Only 2 pieces in stock
Size5
Product details
The RR Fast 2 Aerolight from Sidi is a highly developed cycling shoe designed for demanding cyclists. With its proven durability and excellent grip, it offers both comfort and performance on the road bike. The innovative sole combines nylon and carbon fibers to ensure an optimal balance of stiffness and flexibility, reflected in a stiffness index of 5. The shoe perfectly adapts to the shape of the foot thanks to its soft upper material, providing an outstanding wearing experience. The adaptive closure allows for quick and precise adjustments, while the hidden heel stabilization keeps the foot secure throughout the ride. Sidi focuses on longevity by using only the best materials and ensuring that all parts are replaceable, allowing the shoe to be used for years.
Maximum aerodynamics for efficient rides
Optimal balance of stiffness and flexibility
Precise, micrometric closure for easy adjustment
Soft upper material for high wearing comfort
Hidden heel stabilization for secure hold.
Exact colour description | Cement grey, cement-ice white, Grey, Grey-White, White |
Target group | Men, Women |
Bike area of use | Racing bikes |
Closure cycling shoes | Screw cap |
Item number | 62021537 |
Manufacturer | Sidi |
Category | Cycling shoes |
Manufacturer No. | 474-012-4002-809-42 |
Release date | 11.9.2025 |
Colour | Grey, White |
Exact colour description | Cement grey, cement-ice white, Grey, Grey-White, White |
Upper | Synthetic |
Material | Carbon fibres, Nylon, Politex |
Sole material | Carbon, Nylon |
Target group | Men, Women |
Age group | Adults |
Shoe size (EU) | 42 |
Bike area of use | Racing bikes |
Closure cycling shoes | Screw cap |
Fabric properties | Breathable, Hardwearing, Lightweight |
Fit | Regular fit |
Membrane | Shoe without membrane |
Sole hardness | medium / soft |
Season | Summer |
Country of origin | France, Italy |
CO₂ emissions | 7.5 kg |
Climate contribution | CHF 0.18 |
Length | 32.50 cm |
Width | 22.50 cm |
Height | 11 cm |
Weight | 771 g |
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Reviews & Ratings
Warranty score
How often does a product of this brand in the «Cycling shoes» category have a defect within the first 24 months?
Source: Digitec Galaxus- 5.Ride Concepts0.4 %
- 8.Fizik0.5 %
- 8.Sidi0.5 %
- 10.Crankbrothers0.7 %
- 11.Lake0.8 %
Warranty case duration
How many working days on average does it take to process a warranty claim from when it arrives at the service centre until it’s back with the customer?
Source: Digitec Galaxus- 3.Fox4 days
- 4.Crankbrothers5 days
- 5.Sidi6 days
- 6.Suplest8 days
- 7.Northwave10 days
Return rate
How often is a product of this brand in the «Cycling shoes» category returned?
Source: Digitec Galaxus- 14.Van rysel39.1 %
- 15.Trek40.1 %
- 16.Fizik40.5 %
- 17.Sidi44.7 %
- 18.Suplest45.1 %