{"product_id":"hpi-racing-21-tooth-pinion-gear-spare-for-hpi-transmissions","title":"HPI Racing 21 Tooth Pinion Gear Spare for HPI Transmissions","description":"\u003cdiv\u003e\n\u003ch3\u003eOverview\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eHPI Racing 21T Pinion Gear\u003c\/strong\u003e is a genuine replacement pinion gear designed as a spare part for HPI transmissions originally supplied as #87218 and #87220 assemblies. The pinion meshes with the spur gear to transfer engine power into the drivetrain.\u003c\/p\u003e\n\u003cp\u003eThis direct-fit replacement is ideal for refreshing worn pinions and maintaining smooth, reliable drivetrain operation.\u003c\/p\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eGenuine HPI Racing replacement\u003c\/li\u003e\n\u003cli\u003e21 tooth count\u003c\/li\u003e\n\u003cli\u003eDirect factory fit\u003c\/li\u003e\n\u003cli\u003ePrecision-cut teeth\u003c\/li\u003e\n\u003cli\u003eDurable construction\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003ePerformance Benefits\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eSmooth power transfer\u003c\/li\u003e\n\u003cli\u003eReduced drivetrain noise\u003c\/li\u003e\n\u003cli\u003eReliable, long-lasting performance\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eUsage Notes\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eSet proper gear mesh — slight backlash\u003c\/li\u003e\n\u003cli\u003eReplace pinion and spur as a pair when worn\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTechnical Specs\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Pinion Gear\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTooth Count:\u003c\/strong\u003e 21T\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer:\u003c\/strong\u003e HPI Racing\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFitment\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eSpare part for HPI transmission assemblies #87218 and #87220\u003c\/li\u003e\n\u003cli\u003eHPI nitro vehicles using compatible transmission\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhat's Included\u003c\/h3\u003e\n\u003cul\u003e\u003cli\u003e(1) HPI Racing 21T Pinion Gear\u003c\/li\u003e\u003c\/ul\u003e\n\u003ch3\u003eSummary\u003c\/h3\u003e\n\u003cp\u003eA reliable 21T pinion gear replacement for HPI nitro transmissions.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"RC Hop Up Parts","offers":[{"title":"Default Title","offer_id":42816543817822,"sku":"HPI77061","price":4.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0652\/2929\/1614\/files\/hpi77061_57e4dc1a-fb9f-47f7-8b8d-8cf12068cb34.jpg?v=1779938159","url":"https:\/\/nez-emporium.com\/products\/hpi-racing-21-tooth-pinion-gear-spare-for-hpi-transmissions","provider":"Nez Emporium","version":"1.0","type":"link"}