{"product_id":"rs390-electric-motor-gearbox-6v-12v-kids-ride-on-car-replacement","title":"RS390 Motor Gearbox 6V\/12V 12000–20000RPM for Kids Ride-On Cars","description":"\n\u003ch2\u003eRS390 Electric Motor Gearbox for Kids Ride-On Cars\u003c\/h2\u003e\n\u003cp\u003eKeep your child's favourite ride-on car running smoothly with this high-performance \u003cstrong\u003eRS390 Electric Motor Gearbox\u003c\/strong\u003e. Available in four voltage and speed configurations, it's the perfect drop-in replacement for worn-out or broken motors in 6V and 12V kids' cars. Built with a \u003cstrong\u003emetal middle gear\u003c\/strong\u003e for exceptional durability, low noise operation, and long-lasting wear resistance — so the fun never has to stop.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eMade in Mainland China.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e4 Speed \u0026amp; Voltage Options:\u003c\/strong\u003e Choose from 6V 18000RPM, 12V 12000RPM, 12V 16000RPM, or 12V 20000RPM to match your child's ride-on vehicle exactly.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMetal Middle Gear:\u003c\/strong\u003e Engineered with a robust metal gear for superior strength, reduced noise, and outstanding wear resistance compared to all-plastic alternatives.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDirect Replacement Part:\u003c\/strong\u003e Designed as a straightforward swap for broken or ageing motors in a wide range of kids' electric cars and toy vehicles.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompact \u0026amp; Lightweight:\u003c\/strong\u003e Total length of approximately 16.5 cm (6.5 in) with a hole diameter of 1.28 cm (0.50 in); weighs just 270–289 g.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLow Noise Operation:\u003c\/strong\u003e Runs quietly so playtime stays enjoyable for the whole family.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eType Options\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e6V 18000RPM \/ 12V 12000RPM \/ 12V 16000RPM \/ 12V 20000RPM\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTotal Length\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eApprox. 16.5 cm \/ 6.5 in\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eHole Diameter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1.28 cm \/ 0.50 in\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eApprox. 270–289 g\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eQuantity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1 x Electric Motor Gearbox\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOrigin\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMainland China\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003ePackage Contents\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e1 × RS390 Electric Motor Gearbox\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eImportant Notes\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eBefore purchasing, please confirm that your ride-on car model is compatible with this motor gearbox.\u003c\/li\u003e\n  \u003cli\u003eIf your model number is unavailable, compare the physical dimensions of your existing motor with the specifications above (allowing for minor tolerances) to verify fit.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eYou May Also Like\u003c\/h3\u003e\n\u003cp\u003eLooking for more tools and accessories? Check out our \u003ca href=\"\/products\/nitrile-work-gloves-anti-slip-full-finger-5-pair\"\u003e5-Pair Nitrile Work Gloves – Anti-Slip Full Finger Safety\u003c\/a\u003e for safe handling during installation, or browse our \u003ca href=\"\/products\/10-pack-65mm-oscillating-multi-tool-saw-blades-high-carbon-steel\"\u003e10-Pack 65mm Oscillating Multi-Tool Saw Blades | Carbon Steel\u003c\/a\u003e for other DIY repair needs.\u003c\/p\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/medlineplus.gov\/childsafety.html\" target=\"_blank\" rel=\"noopener\"\u003eMedlinePlus on child safety\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What voltage and RPM options are available for the RS390 electric motor gearbox?\u003c\/h4\u003e\n\u003cp\u003eA: The RS390 motor gearbox comes in four configurations: 6V 18000RPM, 12V 12000RPM, 12V 16000RPM, and 12V 20000RPM. Select the option that matches your child's ride-on car's existing motor specifications for a seamless replacement.\u003c\/p\u003e\n\u003ch4\u003eQ: How do I know if this RS390 gearbox is compatible with my child's ride-on car?\u003c\/h4\u003e\n\u003cp\u003eA: First, check your ride-on car's model number and cross-reference it with the product listing. If the model number is not listed, measure your existing motor's total length and hole diameter and compare them to the specs above: approximately 16.5 cm in length and a 1.28 cm hole diameter. Minor tolerances are acceptable.\u003c\/p\u003e\n\u003ch4\u003eQ: Is the gear inside this electric motor gearbox made of metal or plastic?\u003c\/h4\u003e\n\u003cp\u003eA: The middle gear is constructed from metal, making it significantly more durable, wear-resistant, and quieter than standard all-plastic gearboxes — ensuring longer-lasting performance for your child's ride-on vehicle.\u003c\/p\u003e\n\u003c!-- production-packaging-notice --\u003e\n\u003ch3\u003eProduction \u0026amp; Packaging Notice\u003c\/h3\u003e\n\u003cp\u003eTo maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What voltage and RPM options are available for the RS390 electric motor gearbox?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The RS390 motor gearbox comes in four configurations: 6V 18000RPM, 12V 12000RPM, 12V 16000RPM, and 12V 20000RPM. 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