{"product_id":"hjc-rpha-12n-kate","title":"HJC RPHA 12N Kate","description":"\u003cdiv class=\"trd trd--hjc\"\u003e\n\u003csection class=\"trd-hero\"\u003e\u003cp class=\"trd-eyebrow\"\u003eHJC · RPHA 12N · Full Face\u003c\/p\u003e\n\u003ch2 class=\"trd-headline\"\u003eRPHA 12N Kate Full-Face Aerodynamics\u003c\/h2\u003e\n\u003cp class=\"trd-lead\"\u003eThe HJC RPHA 12N Kate is a full-face motorcycle helmet featuring the Kate graphic in Kate MC-28 and Kate MC-48 colorways. Built around HJC’s PIM EVO shell design and an aerodynamic shell structure, it’s shaped for high-speed stability with an emphasis on reducing air drag and noise.\u003c\/p\u003e\n\u003cp class=\"trd-lead\"\u003eFor airflow, the RPHA 12N uses an advanced ventilation layout with 4 intakes and 3 exhausts, including an enlarged front intake aimed at maximum defogging. Up front, the helmet uses the HJ-42 curved shield and ratchet system, with a Pinlock-ready visor design for clear vision across changing conditions, plus a fully removable interior and interchangeable cheek pads to help dial in fit and comfort.\u003c\/p\u003e\n\u003cul class=\"trd-chips\"\u003e\n\u003cli class=\"trd-chip\"\u003e\n\u003cspan class=\"trd-chip-label\"\u003eModel\u003c\/span\u003e\u003cspan class=\"trd-chip-value\"\u003eRPHA 12N\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli class=\"trd-chip\"\u003e\n\u003cspan class=\"trd-chip-label\"\u003eCertification\u003c\/span\u003e\u003cspan class=\"trd-chip-value\"\u003eDOT FMVSS No. 218 and ECE 22.06 approved\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/section\u003e\u003cdiv class=\"trd-cards trd-cards--3 trd-cards--media\"\u003e\n\u003carticle class=\"trd-card trd-card--media\"\u003e\u003cdiv class=\"trd-card-body\"\u003e\n\u003cp class=\"trd-label\"\u003eConstruction\u003c\/p\u003e\n\u003ch3 class=\"trd-card-title\"\u003ePIM EVO Shell and Standards\u003c\/h3\u003e\n\u003cp class=\"trd-card-text\"\u003eThe RPHA 12N uses a Premium Integrated Matrix (P.I.M.) shell concept as part of its lightweight, durable construction. It is approved to DOT FMVSS No. 218 and ECE 22.06 standards, and includes an emergency pull tab system with removable cheek pads to support quick and secure removal when needed.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cfigure class=\"trd-card-media\"\u003e\u003cimg class=\"trd-card-img\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0585\/4884\/6743\/files\/hjc-rpha-12n-safety-c547c3.jpg?v=1793111883\u0026amp;width=900\" alt=\"HJC RPHA 12N Kate – PIM EVO Shell and Standards\" width=\"900\" height=\"600\" loading=\"lazy\"\u003e\u003c\/figure\u003e\u003c\/article\u003e\u003carticle class=\"trd-card trd-card--media\"\u003e\u003cdiv class=\"trd-card-body\"\u003e\n\u003cp class=\"trd-label\"\u003eShield\u003c\/p\u003e\n\u003ch3 class=\"trd-card-title\"\u003eHJ-42 Shield and Ratchet\u003c\/h3\u003e\n\u003cp class=\"trd-card-text\"\u003eEquipped with an HJ-42 curved shield and a two-way pivot ratchet system, the RPHA 12N is designed to help reduce air drag and noise while promoting smooth shield movement and improved sealing.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cfigure class=\"trd-card-media\"\u003e\u003cimg class=\"trd-card-img\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0585\/4884\/6743\/files\/hjc-rpha-12n-visor-system-660e1b.jpg?v=1793111838\u0026amp;width=900\" alt=\"HJC RPHA 12N Kate – HJ-42 Shield and Ratchet\" width=\"900\" height=\"600\" loading=\"lazy\"\u003e\u003c\/figure\u003e\u003c\/article\u003e\u003carticle class=\"trd-card trd-card--media\"\u003e\u003cdiv class=\"trd-card-body\"\u003e\n\u003cp class=\"trd-label\"\u003eVentilation\u003c\/p\u003e\n\u003ch3 class=\"trd-card-title\"\u003e4 Intake 3 Exhaust Venting\u003c\/h3\u003e\n\u003cp class=\"trd-card-text\"\u003eAn advanced ventilation system routes air through 4 intake vents and 3 exhaust vents to maintain consistent airflow at speed. The enlarged front intake is designed to push more air across the shield area for maximum defogging, supporting comfort across a wide range of riding conditions.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cfigure class=\"trd-card-media\"\u003e\u003cimg class=\"trd-card-img\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0585\/4884\/6743\/files\/hjc-rpha-12n-superior-ventilation-7388c3.jpg?v=1793111838\u0026amp;width=900\" alt=\"HJC RPHA 12N Kate – 4 Intake 3 Exhaust Venting\" width=\"800\" height=\"550\" loading=\"lazy\"\u003e\u003c\/figure\u003e\u003c\/article\u003e\n\u003c\/div\u003e\n\u003csection class=\"trd-story\"\u003e\u003cfigure class=\"trd-story-media\"\u003e\u003cimg class=\"trd-story-img\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0585\/4884\/6743\/files\/hjc-rpha-12n-aerodynamic-performance-04df18.jpg?v=1793111838\u0026amp;width=1400\" alt=\"HJC RPHA 12N Kate – Aerodynamic Shell Structure\" width=\"1400\" height=\"934\" loading=\"lazy\"\u003e\u003c\/figure\u003e\u003cdiv class=\"trd-story-copy\"\u003e\n\u003cp class=\"trd-label\"\u003eConstruction\u003c\/p\u003e\n\u003ch3 class=\"trd-story-title\"\u003eAerodynamic Shell Structure\u003c\/h3\u003e\n\u003cp class=\"trd-story-text\"\u003eThe RPHA 12N’s shell profile focuses on stability at higher speeds, using an aerodynamic structure intended to manage airflow and reduce drag. HJC describes the construction as using high-performance materials infused with epoxy resin and fiber tissue, drawing inspiration from aircraft and racing technology to balance durability with a streamlined exterior shape.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"trd-story trd-story--text\"\u003e\u003cdiv class=\"trd-story-copy\"\u003e\n\u003cp class=\"trd-label\"\u003eComfort\u003c\/p\u003e\n\u003ch3 class=\"trd-story-title\"\u003eInterior Fit Adjustability\u003c\/h3\u003e\n\u003cp class=\"trd-story-text\"\u003eInside, the RPHA 12N features a fully removable interior to support routine cleaning and long-term comfort. Cheek pads are interchangeable across all sizes, which allows riders to fine-tune fit without changing helmet size. The emergency cheek pad release design is integrated to help make removal more manageable when it matters.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"trd-section trd-section--specs\"\u003e\u003ch2 class=\"trd-section-title\"\u003eSpecifications\u003c\/h2\u003e\n\u003cdiv class=\"trd-table-wrap\"\u003e\u003ctable class=\"trd-table trd-table--specs\"\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eMaximum air intake\u003c\/th\u003e\n\u003ctd\u003e4 intakes and 3 exhausts\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eCertifications\u003c\/th\u003e\n\u003ctd\u003eDOT FMVSS No. 218 and ECE 22.06 approved\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eWeight\u003c\/th\u003e\n\u003ctd\u003e3.315 lbs \/ 1521 grams (approx, based on size medium)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"trd-section trd-section--options\"\u003e\u003ch2 class=\"trd-section-title\"\u003eAvailable Colors \u0026amp; Sizes\u003c\/h2\u003e\n\u003cdiv class=\"trd-table-wrap\"\u003e\u003ctable class=\"trd-table\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth scope=\"col\"\u003eColor\u003c\/th\u003e\n\u003cth scope=\"col\"\u003eSizes\u003c\/th\u003e\n\u003cth scope=\"col\"\u003eHJC Part Numbers\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eKate MC-28\u003c\/td\u003e\n\u003ctd\u003eX-Small, Small, Medium, Large, X-Large, XX-Large\u003c\/td\u003e\n\u003ctd\u003e0872-2628-03, 0872-2628-04, 0872-2628-05, 0872-2628-06, 0872-2628-07, 0872-2628-08\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eKate MC-48\u003c\/td\u003e\n\u003ctd\u003eX-Small, Small, Medium, Large, X-Large, XX-Large\u003c\/td\u003e\n\u003ctd\u003e0872-2648-03, 0872-2648-04, 0872-2648-05, 0872-2648-06, 0872-2648-07, 0872-2648-08\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"trd-section trd-section--docs\"\u003e\u003ch2 class=\"trd-section-title\"\u003eManuals \u0026amp; Resources\u003c\/h2\u003e\n\u003cp class=\"trd-docs\"\u003e\u003ca class=\"trd-button\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0585\/4884\/6743\/files\/RPHA_12_EP_MANUAL-HELMET___R01_230808.pdf?v=1787988817\" target=\"_blank\" rel=\"noopener\"\u003eRPHA 12 Helmet Manual (PDF)\u003c\/a\u003e \u003ca class=\"trd-button\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0585\/4884\/6743\/files\/23-11-16_hjc_sizechart_1460x1100psd1700260316-1082305.png?v=1793107950\" target=\"_blank\" rel=\"noopener\"\u003eHJC Helmet Size Chart\u003c\/a\u003e\u003c\/p\u003e\n\u003cp class=\"trd-caption\"\u003eProvided by HJC. Opens in a new tab.\u003c\/p\u003e\u003c\/section\u003e\n\u003c\/div\u003e","brand":"HJC","offers":[{"title":"Kate MC-28 \/ X-Small","offer_id":68166732742807,"sku":"0872-2628-03","price":539.99,"currency_code":"USD","in_stock":true},{"title":"Kate MC-28 \/ Small","offer_id":68166732775575,"sku":"0872-2628-04","price":539.99,"currency_code":"USD","in_stock":true},{"title":"Kate MC-28 \/ Medium","offer_id":68166732808343,"sku":"0872-2628-05","price":539.99,"currency_code":"USD","in_stock":true},{"title":"Kate MC-28 \/ Large","offer_id":68166732841111,"sku":"0872-2628-06","price":539.99,"currency_code":"USD","in_stock":true},{"title":"Kate MC-28 \/ X-Large","offer_id":68166732873879,"sku":"0872-2628-07","price":539.99,"currency_code":"USD","in_stock":true},{"title":"Kate MC-28 \/ XX-Large","offer_id":68166732906647,"sku":"0872-2628-08","price":539.99,"currency_code":"USD","in_stock":true},{"title":"Kate MC-48 \/ X-Small","offer_id":68166732939415,"sku":"0872-2648-03","price":539.99,"currency_code":"USD","in_stock":true},{"title":"Kate MC-48 \/ Small","offer_id":68166732972183,"sku":"0872-2648-04","price":539.99,"currency_code":"USD","in_stock":true},{"title":"Kate MC-48 \/ Medium","offer_id":68166733004951,"sku":"0872-2648-05","price":539.99,"currency_code":"USD","in_stock":true},{"title":"Kate MC-48 \/ Large","offer_id":68166733037719,"sku":"0872-2648-06","price":539.99,"currency_code":"USD","in_stock":true},{"title":"Kate MC-48 \/ X-Large","offer_id":68166733070487,"sku":"0872-2648-07","price":539.99,"currency_code":"USD","in_stock":true},{"title":"Kate MC-48 \/ XX-Large","offer_id":68166733103255,"sku":"0872-2648-08","price":539.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0585\/4884\/6743\/files\/rpha_12_kate_mc28_11788556815-8959531788556815-895953.png?v=1793111922","url":"https:\/\/allamericanktm.com\/products\/hjc-rpha-12n-kate","provider":"All American KTM","version":"1.0","type":"link"}