{"product_id":"nissan-moco-2002-la-mg21s-4wd-automatic-transmission-310204a0c3","title":"NISSAN MOCO 4WD AUTOMATIC TRANSMISSION LA-MG21S 310204A0C3 2002","description":"\u003cp data-start=\"176\" data-end=\"369\"\u003eSearching for a genuine automatic transmission assembly engineered to fit the Nissan Moco 2002 (Model Code LA-MG21S) 4WD with OEM part number 31020-4A0C3? You’re in the right place.\u003c\/p\u003e\n\u003cp data-start=\"371\" data-end=\"943\"\u003eThis automatic transmission unit is precision-built to match the drivetrain specifications of the Nissan Moco’s 4WD platform — designed to deliver smooth shifting, dependable torque delivery, and long-lasting performance across city driving, highway cruising, and mixed terrain conditions. Engineered for seamless integration with the Moco’s drivetrain, torque converter behaviour, and transmission control logic, this automatic gearbox helps restore the refined performance, responsive acceleration, and reliable drivability expected from a factory-matched system.\u003c\/p\u003e\n\u003ch3 data-start=\"950\" data-end=\"994\"\u003eWhy Replacement Transmissions Are Sought\u003c\/h3\u003e\n\u003cp data-start=\"996\" data-end=\"1107\"\u003eOwners commonly search for a Nissan Moco automatic transmission replacement when experiencing symptoms such as:\u003c\/p\u003e\n\u003cul data-start=\"1109\" data-end=\"1384\"\u003e\n\u003cli data-start=\"1109\" data-end=\"1158\"\u003e\n\u003cp data-start=\"1111\" data-end=\"1158\"\u003eDelayed, slipping, or harsh gear engagement\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1159\" data-end=\"1203\"\u003e\n\u003cp data-start=\"1161\" data-end=\"1203\"\u003eNoisy, jerky, or erratic shifting behavior\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1204\" data-end=\"1276\"\u003e\n\u003cp data-start=\"1206\" data-end=\"1276\"\u003eTransmission or check-engine warning lights and diagnostic fault codes\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1277\" data-end=\"1331\"\u003e\n\u003cp data-start=\"1279\" data-end=\"1331\"\u003eReduced acceleration or inconsistent torque delivery\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1332\" data-end=\"1384\"\u003e\n\u003cp data-start=\"1334\" data-end=\"1384\"\u003eVibration, drivetrain hesitation, or unusual noise\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1386\" data-end=\"1697\"\u003eAutomatic transmissions are precision-engineered systems tuned to work with specific engine torque curves, torque converter calibration, gear-ratio mapping, and communication with the vehicle’s ECU\/TCU. Choosing the correct transmission ensures proper performance, smooth drivability, and extended service life.\u003c\/p\u003e\n\u003ch3 data-start=\"1704\" data-end=\"1765\"\u003eWhy Transmission Fitment \u0026amp; Specification Matching Matters\u003c\/h3\u003e\n\u003cp data-start=\"1767\" data-end=\"1868\"\u003eThis Nissan Moco 2002 4WD automatic transmission (31020-4A0C3) is ideal for buyers searching for:\u003c\/p\u003e\n\u003cul data-start=\"1870\" data-end=\"2039\"\u003e\n\u003cli data-start=\"1870\" data-end=\"1912\"\u003e\n\u003cp data-start=\"1872\" data-end=\"1912\"\u003eA Nissan Moco automatic transmission\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1913\" data-end=\"1961\"\u003e\n\u003cp data-start=\"1915\" data-end=\"1961\"\u003eA complete OEM-compatible gearbox solution\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1962\" data-end=\"2039\"\u003e\n\u003cp data-start=\"1964\" data-end=\"2039\"\u003eA direct-fit unit that restores factory-matched performance and drivability\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"2041\" data-end=\"2091\"\u003eAutomatic transmissions must align precisely with:\u003c\/p\u003e\n\u003cul data-start=\"2093\" data-end=\"2339\"\u003e\n\u003cli data-start=\"2093\" data-end=\"2155\"\u003e\n\u003cp data-start=\"2095\" data-end=\"2155\"\u003eEngine power and torque outputs specific to the Moco 4WD\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2156\" data-end=\"2209\"\u003e\n\u003cp data-start=\"2158\" data-end=\"2209\"\u003eTorque converter calibration and gear-ratio mapping\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2210\" data-end=\"2281\"\u003e\n\u003cp data-start=\"2212\" data-end=\"2281\"\u003eAutomatic shift logic and transmission control unit (TCU) programming\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2282\" data-end=\"2339\"\u003e\n\u003cp data-start=\"2284\" data-end=\"2339\"\u003eECU\/TCU sensor integration and drivetrain communication\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"2341\" data-end=\"2398\"\u003eInstalling a mismatched or incompatible unit can lead to:\u003c\/p\u003e\n\u003cul data-start=\"2400\" data-end=\"2656\"\u003e\n\u003cli data-start=\"2400\" data-end=\"2463\"\u003e\n\u003cp data-start=\"2402\" data-end=\"2463\"\u003ePersistent warning lights or ongoing diagnostic fault codes\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2464\" data-end=\"2512\"\u003e\n\u003cp data-start=\"2466\" data-end=\"2512\"\u003eRough, delayed, or inconsistent gear changes\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2513\" data-end=\"2557\"\u003e\n\u003cp data-start=\"2515\" data-end=\"2557\"\u003eReduced fuel economy or overheating risk\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2558\" data-end=\"2610\"\u003e\n\u003cp data-start=\"2560\" data-end=\"2610\"\u003eErratic throttle response and drivability issues\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2611\" data-end=\"2656\"\u003e\n\u003cp data-start=\"2613\" data-end=\"2656\"\u003ePremature wear or early component failure\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-start=\"2663\" data-end=\"2701\"\u003eBefore Purchasing, Always Confirm:\u003c\/h3\u003e\n\u003cul data-start=\"2703\" data-end=\"2995\"\u003e\n\u003cli data-start=\"2703\" data-end=\"2804\"\u003e\n\u003cp data-start=\"2705\" data-end=\"2804\"\u003eCompatible vehicle model, generation, and drivetrain layout (Nissan Moco 2002 — LA-MG21S 4WD)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2805\" data-end=\"2871\"\u003e\n\u003cp data-start=\"2807\" data-end=\"2871\"\u003eExact transmission variant and OEM part number 31020-4A0C3\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2872\" data-end=\"2929\"\u003e\n\u003cp data-start=\"2874\" data-end=\"2929\"\u003eWiring harness, connector, and mounting compatibility\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2930\" data-end=\"2995\"\u003e\n\u003cp data-start=\"2932\" data-end=\"2995\"\u003eControl-module (ECU\/TCU) calibration and software integration\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"2997\" data-end=\"3246\"\u003eVerifying these details ensures precise fitment, seamless ECU\/TCU communication, and dependable long-term performance you can trust — whether you’re replacing a worn unit or restoring the refined, factory-matched drivability of your Nissan Moco.\u003c\/p\u003e","brand":"Dyna Car Parts","offers":[{"title":"Default Title","offer_id":42834332581978,"sku":"DY_Automatic Transmission_2243","price":1629.05,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0635\/3633\/2890\/files\/1_426537d4-04ea-40fa-a814-be6d9358c4a8.jpg?v=1769635255","url":"https:\/\/dynacarparts.com\/products\/nissan-moco-2002-la-mg21s-4wd-automatic-transmission-310204a0c3","provider":"Dyna Car Parts","version":"1.0","type":"link"}