Replacement Internal Liner (Comfort Liner) for Arai RX-Q Helmets
See size chart for exact fitment information (not all liners fit all sizes of helmets!)
Have a functionality, fit, or otherwise product-specific question about the Arai RX-Q Comfort Liner? Ask it here! If you have a customer service or shipping question, please direct it to our Customer Service department.

Interior Lining Thickness for RX-Q
| Helmet Size | Lining Code | 12 mm | 10 mm | 7 mm | 5 mm |
|---|---|---|---|---|---|
| XS | I | Optional | Standard | ||
| S | II | Optional | Standard | Optional | |
| M | III | Optional | Standard | Optional | Optional |
| L | III | Optional | Optional | Standard | Optional |
| XL | IV | Optional | Standard | Optional | |
| XXL | V | Optional | Standard | Optional | |
| XXXL | V | Optional | Standard |
Sizing information is provided by the manufacturer and does not guarantee a perfect fit.
Click here to see the full Arai Helmets Size Chart
| Product Style | RevZilla SKU ID | Manufacturer Product # | Availability |
|---|---|---|---|
| I/5MM | 609759 | 4270 | In Stock: Ships within 24 hours |
| I/7MM | 609758 | 4269 | In Stock: Ships within 24 hours |
| I/10MM | 609793 | 4268 | In Stock: Ships within 24 hours |
| I/12MM | 609792 | 4267 | In Stock: Ships within 24 hours |
| II/5MM | 609763 | 4274 | In Stock: Ships within 24 hours |
| II/7MM | 609762 | 4273 | In Stock: Ships within 24 hours |
| II/10MM | 609761 | 4272 | In Stock: Ships within 24 hours |
| II/12MM | 609760 | 4271 | In Stock: Ships within 24 hours |
| III/5MM | 609797 | 4278 | In Stock: Ships within 24 hours |
| III/7MM | 609796 | 4277 | In Stock: Ships within 24 hours |
| III/10MM | 609795 | 4276 | In Stock: Ships within 24 hours |
| III/12MM | 609794 | 4275 | In Stock: Ships within 24 hours |
| IV/5MM | 609801 | 4282 | In Stock: Ships within 24 hours |
| IV/7MM | 609800 | 4281 | In Stock: Ships within 24 hours |
| IV/10MM | 609799 | 4280 | In Stock: Ships within 24 hours |
| IV/12MM | 609798 | 4279 | In Stock: Ships within 24 hours |
| V/5MM | 609629 | 4286 | In Stock: Ships within 24 hours |
| V/7MM | 609804 | 4285 | In Stock: Ships within 24 hours |
| V/10MM | 609803 | 4284 | Out of Stock |
| V/12MM | 609802 | 4283 | In Stock: Ships within 24 hours |