{"product_id":"atp-automatic-transmission-flex-plate-z-339","title":"ATP - Automatic Transmission Flex Plate - Z-339","description":"\u003ch2 data-start=\"58\" data-end=\"86\"\u003e\u003cstrong data-start=\"61\" data-end=\"84\"\u003ePRODUCT DESCRIPTION\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp data-start=\"87\" data-end=\"484\"\u003eThe ATP Z-339 Automatic Transmission Flex Plate is built to restore proper torque converter engagement and starter operation in Jeep 4.0L applications. Featuring a 164-tooth ring gear, weighted design, and OE-matched bolt pattern, this flex plate delivers reliable performance and durability. Engineered to meet factory specifications, it ensures smooth drivetrain operation and long service life.\u003c\/p\u003e\n\u003chr data-start=\"486\" data-end=\"489\"\u003e\n\u003ch2 data-start=\"491\" data-end=\"506\"\u003e\u003cstrong data-start=\"494\" data-end=\"506\"\u003eFEATURES\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul data-start=\"507\" data-end=\"1084\"\u003e\n\u003cli data-start=\"507\" data-end=\"650\"\u003e\n\u003cp data-start=\"509\" data-end=\"650\"\u003e\u003cstrong data-start=\"509\" data-end=\"527\"\u003eOE-SPEC DESIGN\u003c\/strong\u003e – Direct-fit replacement engineered for precise alignment and compatibility with factory torque converters and starters.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"651\" data-end=\"751\"\u003e\n\u003cp data-start=\"653\" data-end=\"751\"\u003e\u003cstrong data-start=\"653\" data-end=\"676\"\u003e164-TOOTH RING GEAR\u003c\/strong\u003e – Provides dependable starter engagement and consistent engine cranking.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"752\" data-end=\"870\"\u003e\n\u003cp data-start=\"754\" data-end=\"870\"\u003e\u003cstrong data-start=\"754\" data-end=\"790\"\u003eWEIGHTED (BALANCED) CONSTRUCTION\u003c\/strong\u003e – Includes added counterweight to match specific engine balance requirements.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"871\" data-end=\"984\"\u003e\n\u003cp data-start=\"873\" data-end=\"984\"\u003e\u003cstrong data-start=\"873\" data-end=\"896\"\u003eDURABLE STEEL BUILD\u003c\/strong\u003e – Manufactured for strength and long-term reliability under daily driving conditions.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"985\" data-end=\"1084\"\u003e\n\u003cp data-start=\"987\" data-end=\"1084\"\u003e\u003cstrong data-start=\"987\" data-end=\"1019\"\u003eAPPLICATION-SPECIFIC FITMENT\u003c\/strong\u003e – Engineered especially for Jeep 4.0L drivetrain configurations.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1086\" data-end=\"1089\"\u003e\n\u003ch2 data-start=\"1091\" data-end=\"1113\"\u003e\u003cstrong data-start=\"1094\" data-end=\"1113\"\u003eVEHICLE FITMENT\u003c\/strong\u003e\u003c\/h2\u003e\n\u003ch3 data-start=\"1115\" data-end=\"1127\"\u003e\u003cstrong data-start=\"1119\" data-end=\"1127\"\u003eJeep\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul data-start=\"1128\" data-end=\"1218\"\u003e\n\u003cli data-start=\"1128\" data-end=\"1162\"\u003e\n\u003cp data-start=\"1130\" data-end=\"1162\"\u003e\u003cstrong data-start=\"1130\" data-end=\"1148\"\u003eGrand Cherokee\u003c\/strong\u003e (1993–1994)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1163\" data-end=\"1191\"\u003e\n\u003cp data-start=\"1165\" data-end=\"1191\"\u003e\u003cstrong data-start=\"1165\" data-end=\"1177\"\u003eComanche\u003c\/strong\u003e (1991–1992)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1192\" data-end=\"1218\"\u003e\n\u003cp data-start=\"1194\" data-end=\"1218\"\u003e\u003cstrong data-start=\"1194\" data-end=\"1206\"\u003eCherokee\u003c\/strong\u003e (1991–1995)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1220\" data-end=\"1223\"\u003e\n\u003ch2 data-start=\"1225\" data-end=\"1250\"\u003e\u003cstrong data-start=\"1228\" data-end=\"1250\"\u003ePRODUCT ATTRIBUTES\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul data-start=\"1251\" data-end=\"1782\"\u003e\n\u003cli data-start=\"1251\" data-end=\"1273\"\u003e\n\u003cp data-start=\"1253\" data-end=\"1273\"\u003e\u003cstrong data-start=\"1253\" data-end=\"1266\"\u003eLinecode:\u003c\/strong\u003e ATP4\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1274\" data-end=\"1307\"\u003e\n\u003cp data-start=\"1276\" data-end=\"1307\"\u003e\u003cstrong data-start=\"1276\" data-end=\"1296\"\u003ePitch Flywheels:\u003c\/strong\u003e 12 to 14\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1308\" data-end=\"1333\"\u003e\n\u003cp data-start=\"1310\" data-end=\"1333\"\u003e\u003cstrong data-start=\"1310\" data-end=\"1327\"\u003eWeight Added:\u003c\/strong\u003e Yes\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1334\" data-end=\"1362\"\u003e\n\u003cp data-start=\"1336\" data-end=\"1362\"\u003e\u003cstrong data-start=\"1336\" data-end=\"1354\"\u003eDiameter (in):\u003c\/strong\u003e 1.151\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1363\" data-end=\"1393\"\u003e\n\u003cp data-start=\"1365\" data-end=\"1393\"\u003e\u003cstrong data-start=\"1365\" data-end=\"1383\"\u003eDiameter (mm):\u003c\/strong\u003e 350.838\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1394\" data-end=\"1428\"\u003e\n\u003cp data-start=\"1396\" data-end=\"1428\"\u003e\u003cstrong data-start=\"1396\" data-end=\"1417\"\u003eOutside Diameter:\u003c\/strong\u003e 13.73 in\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1429\" data-end=\"1464\"\u003e\n\u003cp data-start=\"1431\" data-end=\"1464\"\u003e\u003cstrong data-start=\"1431\" data-end=\"1458\"\u003eTeeth \/ Tooth Quantity:\u003c\/strong\u003e 164\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1465\" data-end=\"1498\"\u003e\n\u003cp data-start=\"1467\" data-end=\"1498\"\u003e\u003cstrong data-start=\"1467\" data-end=\"1494\"\u003eMounting Hole Quantity:\u003c\/strong\u003e 6\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1499\" data-end=\"1538\"\u003e\n\u003cp data-start=\"1501\" data-end=\"1538\"\u003e\u003cstrong data-start=\"1501\" data-end=\"1528\"\u003eMounting Hole Diameter:\u003c\/strong\u003e 9.25 in\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1539\" data-end=\"1567\"\u003e\n\u003cp data-start=\"1541\" data-end=\"1567\"\u003e\u003cstrong data-start=\"1541\" data-end=\"1557\"\u003eCenter Hole:\u003c\/strong\u003e 2.80 in\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1568\" data-end=\"1594\"\u003e\n\u003cp data-start=\"1570\" data-end=\"1594\"\u003e\u003cstrong data-start=\"1570\" data-end=\"1588\"\u003eSafety Rating:\u003c\/strong\u003e N\/A\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1595\" data-end=\"1619\"\u003e\n\u003cp data-start=\"1597\" data-end=\"1619\"\u003e\u003cstrong data-start=\"1597\" data-end=\"1614\"\u003eSFI Approved:\u003c\/strong\u003e No\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1620\" data-end=\"1666\"\u003e\n\u003cp data-start=\"1622\" data-end=\"1666\"\u003e\u003cstrong data-start=\"1622\" data-end=\"1661\"\u003eSFI Certification Sticker Included:\u003c\/strong\u003e No\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1667\" data-end=\"1696\"\u003e\n\u003cp data-start=\"1669\" data-end=\"1696\"\u003e\u003cstrong data-start=\"1669\" data-end=\"1691\"\u003eCountry of Origin:\u003c\/strong\u003e CN\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1697\" data-end=\"1725\"\u003e\n\u003cp data-start=\"1699\" data-end=\"1725\"\u003e\u003cstrong data-start=\"1699\" data-end=\"1712\"\u003eHTS Code:\u003c\/strong\u003e 8483506000\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1726\" data-end=\"1753\"\u003e\n\u003cp data-start=\"1728\" data-end=\"1753\"\u003e\u003cstrong data-start=\"1728\" data-end=\"1736\"\u003eUPC:\u003c\/strong\u003e 00740993044406\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1754\" data-end=\"1782\"\u003e\n\u003cp data-start=\"1756\" data-end=\"1782\"\u003e\u003cstrong data-start=\"1756\" data-end=\"1770\"\u003eVMRS Code:\u003c\/strong\u003e 045004008\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1784\" data-end=\"1787\"\u003e\n\u003ch2 data-start=\"1789\" data-end=\"1816\"\u003e\u003cstrong data-start=\"1792\" data-end=\"1816\"\u003eINSTALLATION \u0026amp; NOTES\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul data-start=\"1817\" data-end=\"2155\"\u003e\n\u003cli data-start=\"1817\" data-end=\"1906\"\u003e\n\u003cp data-start=\"1819\" data-end=\"1906\"\u003eDesigned as a direct OE replacement for Jeep 4.0L automatic transmission flex plates.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1907\" data-end=\"1988\"\u003e\n\u003cp data-start=\"1909\" data-end=\"1988\"\u003eEnsure correct tooth count (164) and weighted design match the original part.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1989\" data-end=\"2073\"\u003e\n\u003cp data-start=\"1991\" data-end=\"2073\"\u003eInspect starter gear and torque converter mounting surfaces before installation.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2074\" data-end=\"2155\"\u003e\n\u003cp data-start=\"2076\" data-end=\"2155\"\u003eTorque all flex plate bolts to manufacturer specifications using thread locker.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ATP","offers":[{"title":"Default Title","offer_id":45918872961223,"sku":"ENG1546","price":171.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0665\/2277\/5751\/files\/Screenshot2025-12-04123328.png?v=1764879775","url":"https:\/\/mainstreeteshop.com\/products\/atp-automatic-transmission-flex-plate-z-339","provider":"MAIN STREET ESHOP","version":"1.0","type":"link"}