{"product_id":"injora-overdrive-underdrive-alloy-steel-helical-gears-for-1-18-trx4m-copy","title":"[US Warehouse] INJORA Overdrive Underdrive Alloy Steel Helical Gears for 1\/18 TRX4M","description":"\u003cp\u003eINJORA Overdrive Underdrive Alloy Steel Helical Gears for 1\/18 TRX4M\u003cbr\u003e\u003cstrong\u003eSuit For: 1\/18 RC crawler TRX4M\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan style=\"color: #ff2a00;\" data-mce-fragment=\"1\"\u003eNote:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003e\u003cspan style=\"color: #ff2a00;\" data-mce-fragment=\"1\"\u003eEach axle requires 1 set of gears (a ring gear and a pinion gear).\u003c\/span\u003e\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e\u003cspan style=\"color: #ff2a00;\" data-mce-fragment=\"1\"\u003eOverdrive the front(or underdrive the rear) will pull you faster in the front, it allows you to climb better and reduce rollover.\u003c\/span\u003e\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e\u003cspan style=\"color: #ff2a00;\" data-mce-fragment=\"1\"\u003eDo not swap gears from different gear sets! They are different even if they have the same number of tooth.\u003c\/span\u003e\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e\u003cspan style=\"color: #ff2a00;\" data-mce-fragment=\"1\"\u003eIf you have some free play between gears, you can add a shim or 2 between pinion gear and bearing to push pinion teeth deeper into ring gear teeth.\u003c\/span\u003e\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e22T\/10T Underdrive Gears: Decrease speed approx 9%\u003c\/li\u003e\n\u003cli\u003e24T\/10T Underdrive Gears: Decrease speed approx 16.67%\u003c\/li\u003e\n\u003cli\u003e24T\/12T \u003cspan data-mce-fragment=\"1\"\u003eGears\u003c\/span\u003e: Do no change speed\u003c\/li\u003e\n\u003cli\u003e22T\/12T Overdrive Gears: Increase speed approx 9%\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eFeatures:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eReplace the stock plastic gears, fit TRX4M front or rear axles\u003c\/li\u003e\n\u003cli\u003eHelical gears offer greater strength and smooth operation than the factory spur gears\u003c\/li\u003e\n\u003cli\u003eLess vibration, less noise, less wear then stock gears\u003c\/li\u003e\n\u003cli\u003eCNC machined 20CrMo Alloy Steel Gears\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eSpecifications:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eMaterial: 20CrMo Alloy Steel\u003c\/li\u003e\n\u003cli\u003eWeight: about 7g\/set\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopifycdn.net\/s\/files\/1\/0279\/0034\/6416\/products\/5_5_480x480.jpg?v=1679729018\" alt=\"\"\u003e\u003c\/p\u003e","brand":"FB4","offers":[{"title":"24T\/10T Gears (Underdrive 16%)","offer_id":45616917348528,"sku":"FB4_4M-34-24T","price":12.99,"currency_code":"USD","in_stock":true},{"title":"22T\/10T Gears (Underdrive 9%)","offer_id":45616917381296,"sku":"FB4_4M-34-22T","price":12.99,"currency_code":"USD","in_stock":false},{"title":"24T\/12T Gears (As Stock)","offer_id":45616917414064,"sku":"FB4_4M-10-24T","price":12.99,"currency_code":"USD","in_stock":true},{"title":"22T\/12T Gears (Overdrive 9%)","offer_id":45616917446832,"sku":"FB4_4M-10-22T","price":12.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0643\/3423\/3776\/files\/TRX4Mgear_54dea115-eb54-4671-a44b-8a29ddb8ea5a.jpg?v=1790584067","url":"https:\/\/www.injorab2b.com\/products\/injora-overdrive-underdrive-alloy-steel-helical-gears-for-1-18-trx4m-copy","provider":"INJORA B2B","version":"1.0","type":"link"}