{"product_id":"hrsmmx9390r-steel-helical-differential-ring-pinion-gear-for-traxxas®-mini-maxx®-rear-39t-10t","title":"HRSMMX9390R Steel Helical Differential Ring \u0026 Pinion Gear for Traxxas® Mini Maxx® (Rear) (39T\/10T)","description":"\u003cp data-start=\"0\" data-end=\"685\"\u003eSteel helical differential ring and pinion gear set sized 39T\/10T engineered for the rear differential of Traxxas® Mini Maxx® vehicles. Precision machined helical gears provide smoother and quieter engagement with increased tooth contact area compared with straight-cut designs. Hardened steel construction resists wear and deformation under high torque loads, improving drivetrain durability during aggressive driving and technical terrain. Designed to install directly into the Mini Maxx rear differential housing without modification using stock bearings and hardware. Improves traction consistency and differential action for better acceleration and cornering control.\u003c\/p\u003e\n\u003cp data-start=\"687\" data-end=\"1208\"\u003e• Hardened steel helical ring and pinion gear set for strength and long wear.\u003cbr data-start=\"776\" data-end=\"779\" data-is-only-node=\"\"\u003e• 39T ring gear paired with 10T pinion gear sized for rear Mini Maxx diff.\u003cbr data-start=\"853\" data-end=\"856\"\u003e• Helical tooth profile for smoother, quieter gear engagement.\u003cbr data-start=\"918\" data-end=\"921\"\u003e• Direct replacement using stock differential case, bearings, and hardware.\u003cbr data-start=\"996\" data-end=\"999\"\u003e• Improves drivetrain durability under high torque and brushless power.\u003cbr data-start=\"1070\" data-end=\"1073\"\u003e• Enhances traction distribution for better handling performance.\u003cbr data-start=\"1138\" data-end=\"1141\"\u003e• Precision machining maintains accurate mesh and reduced backlash.\u003c\/p\u003e","brand":"Hot Racing","offers":[{"title":"Default Title","offer_id":51045422727455,"sku":"210000029636","price":29.88,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0897\/0426\/8063\/files\/ratqe0shvhtyfohnxmse.png?v=1752552384","url":"https:\/\/newsunracing.com\/es\/products\/hrsmmx9390r-steel-helical-differential-ring-pinion-gear-for-traxxas%c2%ae-mini-maxx%c2%ae-rear-39t-10t","provider":"New Sun Racing","version":"1.0","type":"link"}