{"product_id":"rugged-radios-ch-o-2-off-road-car-harness","title":"Rugged Radios CH-O-2 Off-Road Car Harness — Universal 4C Helmet \u0026 PTT Connection","description":"\u003cp\u003eThe \u003cstrong\u003eRugged Radios CH-O-2 Off-Road Car Harness\u003c\/strong\u003e is a professional off-road racing communications harness designed to connect a driver's helmet communication system, push-to-talk switch, and race radio into one clean, integrated wiring run. Whether you're competing in UTV racing, short course, desert racing, buggy events, or trophy truck competition, the CH-O-2 delivers dependable driver-to-crew audio in the harshest race environments.\u003c\/p\u003e\n\n\u003cp\u003eDesigned specifically for 4-Conductor (4C) off-road wired helmets, the CH-O-2 connects your radio, PTT, and helmet cable for the easiest installation ever. Built with Rugged's Total Shield RF-blocking wire and a moulded Y-block, this harness is engineered to survive the vibration, dust, and abuse of off-road racing. The universal 5-pin radio connection and standard 3-pin PTT jack mean it works with the full Rugged Radios radio lineup. A radio jumper (sold separately) is required to connect to your specific handheld or mobile radio.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003e⚠️ Note: This is an OFF-Road (4C) connection harness. It is NOT compatible with Harris, IMSA, or 3C road race helmet connectors.\u003c\/strong\u003e If you need a Harris\/IMSA adapter, see the \u003ca href=\"\/products\/8454134759643\"\u003eRoux Harris IMSA Helmet Kit to OFFROAD Adapter\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eOff-road 4C style helmet jack (blue connector) — suits UTVs, buggies, trophy trucks, and off-road race cars\u003c\/li\u003e\n\u003cli\u003eTough high-bend-test wire — built for race conditions\u003c\/li\u003e\n\u003cli\u003eUniversal 5-pin radio connection\u003c\/li\u003e\n\u003cli\u003eStandard 3-pin push-to-talk jack\u003c\/li\u003e\n\u003cli\u003eMoulded Y-block for clean cable management\u003c\/li\u003e\n\u003cli\u003eTotal Shield RF blocking — keeps interference out of your comms\u003c\/li\u003e\n\u003cli\u003e6 ft helmet lead \/ short PTT and radio leads\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWhat's in the Box\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eCH-O-2 Off-Road Car Harness × 1\u003c\/li\u003e\n\u003cli\u003eRadio jumper \u003cstrong\u003enot included\u003c\/strong\u003e — required separately for your specific radio\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eCompare Off-Road Car Harnesses\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003cth\u003eHelmet Lead\u003c\/th\u003e\n\u003cth\u003eRadio Connection\u003c\/th\u003e\n\u003cth\u003ePTT Lead\u003c\/th\u003e\n\u003cth\u003eBest For\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCH-O-2 (this page)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e9 ft\u003c\/td\u003e\n\u003ctd\u003e5-pin (jumper required)\u003c\/td\u003e\n\u003ctd\u003e3 ft\u003c\/td\u003e\n\u003ctd\u003eStandard off-road \/ buggy \/ UTV racing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/8454884884699\"\u003eCH-O-RH\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e9 ft\u003c\/td\u003e\n\u003ctd\u003eBuilt-in 2-pin Rugged\/Kenwood jumper\u003c\/td\u003e\n\u003ctd\u003e9 in\u003c\/td\u003e\n\u003ctd\u003eRugged \u0026amp; Kenwood handheld radios\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/8454921715931\"\u003eRugged OFFROAD Buggy Harness\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003eVaries\u003c\/td\u003e\n\u003ctd\u003eVaries\u003c\/td\u003e\n\u003ctd\u003eVaries\u003c\/td\u003e\n\u003ctd\u003eFull buggy intercom setups\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eAuthority \u0026amp; Expertise\u003c\/h2\u003e\n\u003cp\u003eHarris Race Radios is the \u003cstrong\u003eExclusive Official Authorised Distributor and Dealer for Rugged Radios in Australasia\u003c\/strong\u003e — the most experienced Rugged Radios specialist in NZ \u0026amp; AU. Every product is genuine factory stock sourced directly through Rugged Radios' supply chain, backed by full manufacturer warranty.\u003c\/p\u003e\n\u003cp\u003eOur team brings unmatched depth of motorsport communications expertise:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eRex Harris\u003c\/strong\u003e — Qualified Radio Telecommunications Engineer, Approved Radio Certifier for NZ RSM and AU ACMA, motorsport radio experience since 1975 starting at the Marlboro Series Grand Prix.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAaron Harris\u003c\/strong\u003e — Active racing driver and race engineer. Barcelona 24 Hour 1st in class (2013), Bathurst 1000 \u0026amp; 12 Hour competitor, BMW Race Driver Series Champion (2011), race engineer for Earl Bamber Motorsport, TekworkX, Matt Stone Racing, Porsche Carrera Cup Australia\/Asia-Pacific\/NZ. MSNZ Licence Examiner for helmets, racewear, FHR\/HANS.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eNZ stock held locally for fast dispatch. Ships to Australia. Need help choosing the right harness for your radio and helmet setup? Contact Aaron: \u003ca href=\"tel:+64274499654\"\u003e+64 27 449 9654\u003c\/a\u003e or \u003ca href=\"mailto:aaron@harriscomms.co.nz\"\u003eaaron@harriscomms.co.nz\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\n\u003ch3\u003eDo I need a radio jumper with the CH-O-2?\u003c\/h3\u003e\n\u003cp\u003eYes. The CH-O-2 uses a universal 5-pin radio connection, so a separate radio jumper is required to connect to your specific handheld or mobile radio. The \u003ca href=\"\/products\/8454884884699\"\u003eCH-O-RH\u003c\/a\u003e has a built-in jumper for Rugged and Kenwood handhelds if you want a plug-and-play option.\u003c\/p\u003e\n\n\u003ch3\u003eWhat helmet connector does the CH-O-2 use?\u003c\/h3\u003e\n\u003cp\u003eThe CH-O-2 uses a 4-Conductor (4C) off-road helmet jack — the blue Rugged Radios connector. It is \u003cstrong\u003enot\u003c\/strong\u003e compatible with Harris, IMSA, or 3C road race connectors.\u003c\/p\u003e\n\n\u003ch3\u003eCan I use the CH-O-2 in a UTV or buggy?\u003c\/h3\u003e\n\u003cp\u003eYes. The CH-O-2 is purpose-built for off-road race vehicles including UTVs, buggies, trophy trucks, and short course race cars. It's one of the most widely used harnesses in UTV and desert racing.\u003c\/p\u003e\n\n\u003ch3\u003eWill this work with my Rugged R1 radio?\u003c\/h3\u003e\n\u003cp\u003eYes, with the appropriate radio jumper. The CH-O-2's 5-pin connection is universal across the Rugged Radios lineup including the R1, RDH16, and M1 radios.\u003c\/p\u003e\n\n\u003ch3\u003eHow long are the cables?\u003c\/h3\u003e\n\u003cp\u003eThe helmet lead is 9 ft. The PTT lead is 3 ft. The radio jumper lead is 6.5 in (jumper sold separately).\u003c\/p\u003e\n\n\u003ch3\u003eDoes Harris Race Radios stock this in NZ?\u003c\/h3\u003e\n\u003cp\u003eYes — we hold NZ stock for fast local dispatch. Orders also ship to Australia.\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\": \"Do I need a radio jumper with the CH-O-2?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"Yes. The CH-O-2 uses a universal 5-pin radio connection, so a separate radio jumper is required to connect to your specific handheld or mobile radio. The CH-O-RH has a built-in jumper for Rugged and Kenwood handhelds if you want a plug-and-play option.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"What helmet connector does the CH-O-2 use?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"The CH-O-2 uses a 4-Conductor (4C) off-road helmet jack — the blue Rugged Radios connector. It is not compatible with Harris, IMSA, or 3C road race connectors.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"Can I use the CH-O-2 in a UTV or buggy?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"Yes. The CH-O-2 is purpose-built for off-road race vehicles including UTVs, buggies, trophy trucks, and short course race cars. It's one of the most widely used harnesses in UTV and desert racing.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"Will this work with my Rugged R1 radio?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"Yes, with the appropriate radio jumper. The CH-O-2's 5-pin connection is universal across the Rugged Radios lineup including the R1, RDH16, and M1 radios.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"How long are the cables?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"The helmet lead is 9 ft. The PTT lead is 3 ft. The radio jumper lead is 6.5 in (jumper sold separately).\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"Does Harris Race Radios stock this in NZ?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"Yes — we hold NZ stock for fast local dispatch. Orders also ship to Australia.\"\n      }\n    }\n  ]\n}\n\u003c\/script\u003e","brand":"Rugged Radios","offers":[{"title":"Default Title","offer_id":45437158064347,"sku":"CH-O-2","price":282.45,"currency_code":"NZD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0696\/6670\/1531\/files\/CH-O-2-Car-Harness_01.webp?v=1787553483","url":"https:\/\/harrisraceradios.com\/products\/rugged-radios-ch-o-2-off-road-car-harness","provider":"Harris Race Radios","version":"1.0","type":"link"}