{"product_id":"racing-optics-perimeter-seal-tear-offs-impact-helmets","title":"Racing Optics Perimeter Seal Tear-Offs for Impact Helmets","description":"\u003cp\u003e\u003cstrong\u003eStay focused longer with Racing Optics Perimeter Seal Tear-Offs.\u003c\/strong\u003e The tighter sealed edge is designed to help stop dirt, dust, mud and moisture getting between the tear-off stack and your shield, helping you maintain clear vision during racing.\u003c\/p\u003e\n\n\u003cp\u003eThis product uses Racing Optics’ advanced \u003cstrong\u003e10-layer laminated tear-off system\u003c\/strong\u003e, with \u003cstrong\u003eup to 30 tear-offs per package\u003c\/strong\u003e. Racing Optics’ XStack laminated technology is designed to provide optical clarity with reduced distortion as each layer is removed.\u003c\/p\u003e\n\n\u003ch2\u003eImpact helmet compatibility\u003c\/h2\u003e\n\u003cp\u003eCompatible with Impact Air Draft, Shark, Super Shark and Invader helmets when fitted with the compatible shield system. Confirm your exact Impact helmet and shield before ordering. Perimeter-seal tear-offs are not interchangeable with every standard tear-off or visor system.\u003c\/p\u003e\n\n\u003ch2\u003eWhat makes Perimeter Seal different?\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eSystem\u003c\/th\u003e\n\u003cth\u003eWhat it is designed to do\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eStandard tear-off\u003c\/td\u003e\n\u003ctd\u003eProvides a replaceable clear layer, but dirt can work between the stack and shield if the edge is not sealed.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eXStack laminated tear-off\u003c\/td\u003e\n\u003ctd\u003eUses laminated optical film designed to support clear vision and reduce distortion.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePerimeter Seal\u003c\/td\u003e\n\u003ctd\u003eAdds a tighter seal against the shield to help reduce dirt, dust, mud and moisture getting between the layers.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eProduct details\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Racing Optics\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart number:\u003c\/strong\u003e 3489\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSKU:\u003c\/strong\u003e 10209CP\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSystem:\u003c\/strong\u003e 10-layer perimeter-seal laminated tear-off system\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePack quantity:\u003c\/strong\u003e Up to 30 tear-offs per package\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUse:\u003c\/strong\u003e Motorsport helmet shield protection\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWhy racers use them\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eHelp maintain clear vision when dirt, mud, dust or moisture are present on track.\u003c\/li\u003e\n\u003cli\u003eReplace a dirty outer layer quickly during racing or testing.\u003c\/li\u003e\n\u003cli\u003eSupport longer clear-vision periods than a basic unsealed tear-off stack.\u003c\/li\u003e\n\u003cli\u003eUseful for rally, off-road, endurance, dirt track, speedway, circuit and trophy truck racing where conditions can change quickly.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eFitment and installation guidance\u003c\/h2\u003e\n\u003cp\u003eFit the tear-offs only to the compatible Impact shield system and follow the helmet and shield manufacturer’s instructions. If you are unsure whether your helmet uses the correct shield, send us a photo of the helmet and shield before ordering. For an alternative Impact visor tear-off option, see \u003ca href=\"\/products\/8864975421659\" title=\"Impact Helmets Visor Tear Offs Clear Track\"\u003eImpact Helmets Visor Tear Offs Clear Track\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003eDo not combine incompatible tear-off systems or stack products that are not designed to work together. These are replaceable shield accessories, not helmets or protective restraints. They do not change a helmet’s certification. Check your event requirements separately before competition.\u003c\/p\u003e\n\n\u003ch2\u003eWhy buy from Harris Race Radios?\u003c\/h2\u003e\n\u003cp\u003eHarris Race Radios specialises in motorsport communications and safety equipment across New Zealand and Australia. \u003cstrong\u003eAaron Harris\u003c\/strong\u003e is an active racing driver and race engineer, a 2011 BMW Race Driver Series Champion, a Barcelona 24 Hour class winner, a Bathurst 1000 and 12 Hour competitor, and an MSNZ Licence Examiner. Aaron’s role here is motorsport experience and fitment guidance, not certification of helmets, racewear, FHR or HANS devices. \u003cstrong\u003eRex Harris\u003c\/strong\u003e is a qualified Radio Telecommunications Engineer and Approved Radio Certifier for NZ RSM and AU ACMA, with motorsport radio experience since 1975, beginning at the Marlboro Series Grand Prix.\u003c\/p\u003e\n\u003cp\u003eFor a new or replacement compatible shield, see the \u003ca href=\"\/products\/8454881444059\" title=\"CruzArmor Impact Clear Helmet Shield\"\u003eImpact Clear Helmet Shield\u003c\/a\u003e. If your helmet uses a different XStack shield system, check the \u003ca href=\"\/products\/8454895272155\" title=\"XStack Tear Offs for Impact Vapor and Draft Helmets\"\u003eXStack Impact and Draft tear-off option\u003c\/a\u003e instead.\u003c\/p\u003e\n\n\u003ch2\u003eFrequently asked questions\u003c\/h2\u003e\n\u003ch3\u003eWhich Impact helmets do these tear-offs fit?\u003c\/h3\u003e\n\u003cp\u003eThey are compatible with Impact Air Draft, Shark, Super Shark and Invader helmets when fitted with the compatible shield system. Confirm the exact helmet and shield before ordering.\u003c\/p\u003e\n\n\u003ch3\u003eWhat is the difference between XStack and Perimeter Seal?\u003c\/h3\u003e\n\u003cp\u003eRacing Optics XStack laminated technology refers to the laminated optical-film construction. Perimeter Seal adds a tighter edge seal against the shield to help reduce dirt, dust, mud and moisture getting between the layers.\u003c\/p\u003e\n\n\u003ch3\u003eHow many tear-offs are included?\u003c\/h3\u003e\n\u003cp\u003eRacing Optics specifies up to 30 tear-offs per package for this product. Check the current pack presentation if you need to confirm the exact quantity supplied.\u003c\/p\u003e\n\n\u003ch3\u003eCan I stack multiple tear-off systems?\u003c\/h3\u003e\n\u003cp\u003eOnly use the combination recommended for your specific Impact shield. Do not combine incompatible standard, XStack or perimeter-seal systems, as incorrect stacking can affect fitment and visibility.\u003c\/p\u003e\n\n\u003ch3\u003eCan I use them for rally and off-road racing?\u003c\/h3\u003e\n\u003cp\u003eYes. They are suited to compatible Impact helmet shield systems used in rally, off-road, dirt track, speedway and other motorsport where dust, mud and moisture can affect visibility.\u003c\/p\u003e\n\n\u003ch3\u003eAre these standard tear-offs?\u003c\/h3\u003e\n\u003cp\u003eNo. These are Racing Optics Perimeter Seal tear-offs with a tighter sealed edge and laminated construction for compatible Impact helmet shield systems.\u003c\/p\u003e\n\n\u003ch3\u003eDo they change my helmet’s certification?\u003c\/h3\u003e\n\u003cp\u003eNo. These are replaceable shield accessories. Follow the helmet and shield manufacturer’s instructions and check your event requirements separately.\u003c\/p\u003e\n\n\u003ch3\u003eDo you ship to Australia?\u003c\/h3\u003e\n\u003cp\u003eYes. Harris Race Radios ships motorsport equipment to Australia. Contact us if you need help confirming Impact helmet fitment or shipping options.\u003c\/p\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e\n{\n  \"@context\": \"https:\/\/schema.org\",\n  \"@type\": \"FAQPage\",\n  \"mainEntity\": [\n    {\n      \"@type\": \"Question\",\n      \"name\": \"Which Impact helmets do these tear-offs fit?\",\n      \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"They are compatible with Impact Air Draft, Shark, Super Shark and Invader helmets when fitted with the compatible shield system. Confirm the exact helmet and shield before ordering.\"}\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"What is the difference between XStack and Perimeter Seal?\",\n      \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Racing Optics XStack laminated technology refers to the laminated optical-film construction. Perimeter Seal adds a tighter edge seal against the shield to help reduce dirt, dust, mud and moisture getting between the layers.\"}\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"How many tear-offs are included?\",\n      \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Racing Optics specifies up to 30 tear-offs per package for this product. Check the current pack presentation if you need to confirm the exact quantity supplied.\"}\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"Can I stack multiple tear-off systems?\",\n      \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Only use the combination recommended for your specific Impact shield. Do not combine incompatible standard, XStack or perimeter-seal systems, as incorrect stacking can affect fitment and visibility.\"}\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"Can I use them for rally and off-road racing?\",\n      \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes. They are suited to compatible Impact helmet shield systems used in rally, off-road, dirt track, speedway and other motorsport where dust, mud and moisture can affect visibility.\"}\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"Are these standard tear-offs?\",\n      \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"No. These are Racing Optics Perimeter Seal tear-offs with a tighter sealed edge and laminated construction for compatible Impact helmet shield systems.\"}\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"Do they change my helmet’s certification?\",\n      \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"No. These are replaceable shield accessories. Follow the helmet and shield manufacturer’s instructions and check your event requirements separately.\"}\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"Do you ship to Australia?\",\n      \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes. Harris Race Radios ships motorsport equipment to Australia. Contact us if you need help confirming Impact helmet fitment or shipping options.\"}\n    }\n  ]\n}\n\u003c\/script\u003e\n\n\u003ch2\u003eRelated Impact resources\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/helmet-visor-tear-offs\" title=\"Helmet Visor Tear Offs\"\u003eHelmet Visor Tear Offs\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/tear-offs\" title=\"Helmet Tear-Offs\"\u003eHelmet Tear-Offs\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/8864975421659\" title=\"Impact Helmets Visor Tear Offs Clear Track\"\u003eImpact Helmets Visor Tear Offs Clear Track\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/8454881444059\" title=\"CruzArmor Impact Clear Helmet Shield\"\u003eImpact Clear Helmet Shield\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/8454895272155\" title=\"XStack Tear Offs for Impact Vapor and Draft Helmets\"\u003eXStack Impact and Draft Tear-Offs\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Racing Optics","offers":[{"title":"Default Title","offer_id":49314093531355,"sku":"10209CP","price":68.0,"currency_code":"NZD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0696\/6670\/1531\/files\/RaceOpticsIMPACTteroffs1.jpg?v=1789539975","url":"https:\/\/harrisraceradios.com\/products\/racing-optics-perimeter-seal-tear-offs-impact-helmets","provider":"Harris Race Radios","version":"1.0","type":"link"}