Helmet Knowledge Centre
Helmet Knowledge Centre — Expert Motorsport Helmet Advice
Welcome to the Harris Race Radios Helmet Knowledge Centre — New Zealand's most comprehensive resource for motorsport helmet advice. We don't just sell helmets — we race in them, engineer them, and integrate communications into them. Our expertise spans circuit racing, rally, endurance, off-road, speedway and Lemons.
Our team includes Aaron Harris (MSNZ licence examiner for helmets and racewear, Barcelona 24 Hour class winner, Bathurst competitor) and Rex Harris (MSNZ-certified safety equipment examiner). We are authorised dealers for Stilo, Bell, Schuberth, Roux, Xron, MRC, Impact, and Pyrotect.
Start Here — Core Guides
- 🎯 How to Choose the Right Race Helmet — Select the perfect helmet for your racing type, cockpit, and safety requirements.
- 📏 Helmet Fit & Sizing Guide — Correct fit is the #1 factor in safety and comfort.
- 🎧 Helmet + Radio Communications Guide — How helmet design affects comms clarity and what systems work best.
- 🛡️ Helmet Safety Standards Explained — FIA vs Snell standards, what they mean, and which one you need.
- 🔧 Helmet + Comms Setup Guide — How to correctly install microphones, speakers, wiring and hydration systems.
- 📖 Expert Guide to Installing a Helmet Kit — Step-by-step installation guide from our engineers.
Stilo Helmet Guides
- 👉 Stilo Motorsport Helmet Guide — NZ & AU
- 👉 Which Stilo Helmet Do I Need?
- 👉 Choosing the Correct Stilo Helmet — AU & NZ
- 👉 Stilo ST5 vs ST6 — Which Should You Choose?
- 👉 Stilo ST6 Composite vs Carbon — Which Is Right For You?
- 👉 Stilo Helmet Standards — FIA & Snell Guide NZ & AU
- 👉 Stilo Helmet Communications — Why Setup Matters
- 👉 Stilo Helmets & Communications — Expert Support
- 👉 Are Harris Race Radios Stilo Helmets Genuine?
- 👉 Stilo Helmets NZ — Authorized New Zealand Supplier
- 👉 Stilo Rally Intercom Guide — NZ & AU
Stilo vs Other Brands
Regulations & Approvals
Shop by Brand
- Stilo ST6 Helmets & Accessories
- Stilo WRX/WRC Rally Helmets
- Circuit Racing Helmets — All Brands
- FIA 8860 Carbon Helmets
- Bell Helmets — Parts & Accessories
- Simpson Helmets
- Pyrotect Helmets
- MRC Helmets
- All Helmet Accessories
- Helmet + FHR/HANS Packages
Who This Knowledge Centre Is For
- Rally drivers needing WRC-grade comms and noise isolation
- Circuit racers looking for visibility, comfort, and safety
- Endurance teams requiring hydration + comms integration
- Speedway and off-road racers needing high-noise solutions
- Karting competitors requiring CMR or CIK-approved helmets
- Grassroots and club racers wanting safe, affordable options
Why Trust Harris Race Radios?
- MSNZ-certified helmet and racewear examiners on staff
- We race in the helmets we sell — circuit, rally, endurance, and off-road
- Qualified radio communications and motorsport data engineers
- Experts in helmet fit, noise reduction, and comms integration
- Authorised NZ & AU dealers for Stilo, Bell, Schuberth, Roux, Xron, MRC, Impact, Pyrotect
Need Personalised Helmet Advice?
Tell us your racing type, cockpit, comms system and budget — we'll recommend the perfect helmet and setup.
Contact Harris Race Radios — expert helmet advice from MSNZ-certified examiners.
Harris Race Radios Helmet Knowledge Centre is maintained by Aaron Harris (MSNZ licence examiner, helmets and racewear) and Rex Harris (MSNZ-certified examiner). Content reviewed and updated June 2026.