Description
The Sidi Aeron is engineered for the hardest XC lines, where power, protection and precise control have to work together. Its construction gives the foot a stable platform without burdening the rider with unnecessary weight, helping maintain confidence through technical climbs, rough ground and hard accelerations.
The fit adapts closely around the foot, balancing firm lateral support with pressure relief where it matters. Combined with an adjustable heel and a high-grip carbon foundation, the Aeron is built to transfer power decisively while remaining composed when the trail becomes unpredictable.
Features
• Ripstop upper with TPU bumpers for tear resistance and protection
• Dual NUUN™ 001C aluminium dials provide precise fit control
• Adaptive instep shapes around the foot
• Firmor™ X internal support and tool-free heel adjuster improve stability
• UNUM Ergo anatomical tongue relieves pressure
• X2FC full-carbon outsole with rubber lugs
• Independently adjustable cleat positioning
• Replaceable heel pads and dials
Specifications
Discipline: XC and gravel
Fit: Millennium fit
Stiffness index: 11
Half-pair weight without insole: 335 g
Specifications
- Brand
- SIDI
- SKU
- SDCAERONCBG41
Delivery & returns
- Express: order by 3.30pm on a working day for next working day delivery (items in stock at Biggin Hill)
- Standard: free UK delivery on orders over £50
- Free click & collect from Biggin Hill, TN16
- 60-day returns – how to return an item






