Product description
The SMK Allterra X-Sprint Motocross Helmet - Red/Black/White is designed for riders who demand comfort, protection and performance when tackling challenging off-road terrain. Developed with input from motocross specialists, the Allterra X-Sprint combines a robust shell construction, advanced ventilation and distinctive race-inspired graphics, making it an excellent choice for motocross, enduro and recreational off-road riding.
Constructed from Energy Impact Resistant Thermoplastic (EIRT), the helmet features two outer shell sizes to help optimise fit and protection. Its extra-wide eye opening is designed to accommodate motocross goggles securely while providing an excellent field of vision, allowing riders to maintain awareness and confidence across demanding terrain.
A channelled ventilation system incorporates multiple air intake and exhaust vents to encourage airflow throughout the helmet, helping maintain comfort during intense riding sessions. The removable and washable hypoallergenic lining features moisture-management and antistatic properties, providing a comfortable interior that is easy to maintain.
Completing the design is an adjustable, easily removable peak and the striking X-Sprint graphic finish, delivering a bold motocross appearance. Combining practical functionality with distinctive styling, the SMK Allterra X-Sprint is built for riders who enjoy pushing their limits off-road.
Contents
Your package will include the following:
- 1 X SMK Allterra X-Sprint Motocross Helmet - Red/Black/White
Specifications
- Brand: SMK
- Model: Allterra X-Sprint GL231
- Helmet Type: Motocross / Off-Road Helmet
- Shell Material: Energy Impact Resistant Thermoplastic (EIRT)
- Shell Sizes: 2 outer shell sizes
- Peak: Adjustable and removable
- Ventilation: Channelled ventilation system with multiple air intake and exhaust vents
- Interior: Removable and washable hypoallergenic lining
- Lining Properties: Moisture-management and antistatic
- Eye Opening: Extra-wide opening designed to accommodate motocross goggles
- Design: X-Sprint graphic finish
- Intended Use: Motocross, enduro and off-road riding
Standard Helmet Sizing Guide
Please use the conversion table below to determine the right size for you:
| Size | XXXS | XXS | XS | S | M | L | XL | XXL | XXXL |
|---|---|---|---|---|---|---|---|---|---|
| Adult | 49-50cm | 51-52cm | 53-54cm | 55-56cm | 57-58cm | 59-60cm | 61-62cm | 63-64cm | 65-66cm |
Product description
The SMK Allterra X-Sprint Motocross Helmet - Red/Black/White is designed for riders who demand comfort, protection and performance when tackling challenging off-road terrain. Developed with input from motocross specialists, the Allterra X-Sprint combines a robust shell construction, advanced ventilation and distinctive race-inspired graphics, making it an excellent choice for motocross, enduro and recreational off-road riding.
Constructed from Energy Impact Resistant Thermoplastic (EIRT), the helmet features two outer shell sizes to help optimise fit and protection. Its extra-wide eye opening is designed to accommodate motocross goggles securely while providing an excellent field of vision, allowing riders to maintain awareness and confidence across demanding terrain.
A channelled ventilation system incorporates multiple air intake and exhaust vents to encourage airflow throughout the helmet, helping maintain comfort during intense riding sessions. The removable and washable hypoallergenic lining features moisture-management and antistatic properties, providing a comfortable interior that is easy to maintain.
Completing the design is an adjustable, easily removable peak and the striking X-Sprint graphic finish, delivering a bold motocross appearance. Combining practical functionality with distinctive styling, the SMK Allterra X-Sprint is built for riders who enjoy pushing their limits off-road.
Contents
Your package will include the following:
- 1 X SMK Allterra X-Sprint Motocross Helmet - Red/Black/White
Specifications
- Brand: SMK
- Model: Allterra X-Sprint GL231
- Helmet Type: Motocross / Off-Road Helmet
- Shell Material: Energy Impact Resistant Thermoplastic (EIRT)
- Shell Sizes: 2 outer shell sizes
- Peak: Adjustable and removable
- Ventilation: Channelled ventilation system with multiple air intake and exhaust vents
- Interior: Removable and washable hypoallergenic lining
- Lining Properties: Moisture-management and antistatic
- Eye Opening: Extra-wide opening designed to accommodate motocross goggles
- Design: X-Sprint graphic finish
- Intended Use: Motocross, enduro and off-road riding
Standard Helmet Sizing Guide
Please use the conversion table below to determine the right size for you:
| Size | XXXS | XXS | XS | S | M | L | XL | XXL | XXXL |
|---|---|---|---|---|---|---|---|---|---|
| Adult | 49-50cm | 51-52cm | 53-54cm | 55-56cm | 57-58cm | 59-60cm | 61-62cm | 63-64cm | 65-66cm |






































