{"product_id":"3-90-ratio-gm-8-875-car-for-2023893-24125-36169-49-0040-1-697-139-gm12p-390-ng-yg-gm12p-390-zg-gm12p-390","title":"3.90 Ratio GM 8.875 Car For () | 2023893, 24125, 36169, 49-0040-1, 697-139, GM12P-390-NG, YG GM12P-390, ZG GM12P-390","description":"\u003cdiv class=\"product-description\"\u003eThis Differential Ring and Pinion is precision manufactured to OEM gear ratios and tooth geometry. It distributes torque efficiently between axles, maximizing traction and minimizing wear in commercial trucks.\u003c\/div\u003e\n\u003ch3 style=\"margin-top:16px;margin-bottom:8px;font-size:1em;\"\u003eSpecifications\u003c\/h3\u003e\u003ctable style=\"width:100%;border-collapse:collapse;font-size:0.9em;line-height:1.5;\"\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:4px 8px;background:#f5f5f5;font-weight:bold;border:1px solid #ddd;\"\u003eCover Bolt Quantity\u003c\/th\u003e\n\u003ctd style=\"padding:4px 8px;border:1px solid #ddd;font-size:0.9em;line-height:1.5;\"\u003e12\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:4px 8px;background:#f5f5f5;font-weight:bold;border:1px solid #ddd;\"\u003eDifferential Carrier Break\u003c\/th\u003e\n\u003ctd style=\"padding:4px 8px;border:1px solid #ddd;font-size:0.9em;line-height:1.5;\"\u003e3.07 to 3.73 Ratio\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:4px 8px;background:#f5f5f5;font-weight:bold;border:1px solid #ddd;\"\u003eDifferential Model\u003c\/th\u003e\n\u003ctd style=\"padding:4px 8px;border:1px solid #ddd;font-size:0.9em;line-height:1.5;\"\u003eGM 8.875 Car\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:4px 8px;background:#f5f5f5;font-weight:bold;border:1px solid #ddd;\"\u003eGear Ratio\u003c\/th\u003e\n\u003ctd style=\"padding:4px 8px;border:1px solid #ddd;font-size:0.9em;line-height:1.5;\"\u003e3.90\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:4px 8px;background:#f5f5f5;font-weight:bold;border:1px solid #ddd;\"\u003eMounting Location\u003c\/th\u003e\n\u003ctd style=\"padding:4px 8px;border:1px solid #ddd;font-size:0.9em;line-height:1.5;\"\u003eRear\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:4px 8px;background:#f5f5f5;font-weight:bold;border:1px solid #ddd;\"\u003ePinion Gear Tooth Quantity\u003c\/th\u003e\n\u003ctd style=\"padding:4px 8px;border:1px solid #ddd;font-size:0.9em;line-height:1.5;\"\u003e10\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:4px 8px;background:#f5f5f5;font-weight:bold;border:1px solid #ddd;\"\u003ePinion Shaft Diameter\u003c\/th\u003e\n\u003ctd style=\"padding:4px 8px;border:1px solid #ddd;font-size:0.9em;line-height:1.5;\"\u003e1.625 Inch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:4px 8px;background:#f5f5f5;font-weight:bold;border:1px solid #ddd;\"\u003ePinion Spline Count\u003c\/th\u003e\n\u003ctd style=\"padding:4px 8px;border:1px solid #ddd;font-size:0.9em;line-height:1.5;\"\u003e30\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:4px 8px;background:#f5f5f5;font-weight:bold;border:1px solid #ddd;\"\u003eRing Gear Bolt Quantity\u003c\/th\u003e\n\u003ctd style=\"padding:4px 8px;border:1px solid #ddd;font-size:0.9em;line-height:1.5;\"\u003e12\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:4px 8px;background:#f5f5f5;font-weight:bold;border:1px solid #ddd;\"\u003eRing Gear Material\u003c\/th\u003e\n\u003ctd style=\"padding:4px 8px;border:1px solid #ddd;font-size:0.9em;line-height:1.5;\"\u003e8620 Steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:4px 8px;background:#f5f5f5;font-weight:bold;border:1px solid #ddd;\"\u003eRing Gear Outside Diameter\u003c\/th\u003e\n\u003ctd style=\"padding:4px 8px;border:1px solid #ddd;font-size:0.9em;line-height:1.5;\"\u003e8.875 Inch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:4px 8px;background:#f5f5f5;font-weight:bold;border:1px solid #ddd;\"\u003eRing Gear Rotation\u003c\/th\u003e\n\u003ctd style=\"padding:4px 8px;border:1px solid #ddd;font-size:0.9em;line-height:1.5;\"\u003eStandard\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:4px 8px;background:#f5f5f5;font-weight:bold;border:1px solid #ddd;\"\u003eRing Gear Tooth Quantity\u003c\/th\u003e\n\u003ctd style=\"padding:4px 8px;border:1px solid #ddd;font-size:0.9em;line-height:1.5;\"\u003e39\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:4px 8px;background:#f5f5f5;font-weight:bold;border:1px solid #ddd;\"\u003eWarranty Period\u003c\/th\u003e\n\u003ctd style=\"padding:4px 8px;border:1px solid #ddd;font-size:0.9em;line-height:1.5;\"\u003e2 Years or 100,000 Miles\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003ch3 style=\"margin-top:16px;margin-bottom:8px;font-size:1em;\"\u003eVehicle Applications\u003c\/h3\u003e\u003ctable style=\"width:100%;border-collapse:collapse;font-size:0.9em;line-height:1.5;\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:4px 8px;background:#f5f5f5;font-weight:bold;border:1px solid #ddd;\"\u003eYear\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:4px 8px;background:#f5f5f5;font-weight:bold;border:1px solid #ddd;\"\u003eMake\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:4px 8px;background:#f5f5f5;font-weight:bold;border:1px solid #ddd;\"\u003eModel\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 8px;border:1px solid #ddd;font-size:0.9em;line-height:1.5;\"\u003e1964-1966\u003c\/td\u003e\n\u003ctd style=\"padding:4px 8px;border:1px solid #ddd;font-size:0.9em;line-height:1.5;\"\u003eBuick\u003c\/td\u003e\n\u003ctd style=\"padding:4px 8px;border:1px solid #ddd;font-size:0.9em;line-height:1.5;\"\u003eWildcat\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 8px;border:1px solid #ddd;font-size:0.9em;line-height:1.5;\"\u003e1972\u003c\/td\u003e\n\u003ctd style=\"padding:4px 8px;border:1px solid #ddd;font-size:0.9em;line-height:1.5;\"\u003eChevrolet\u003c\/td\u003e\n\u003ctd style=\"padding:4px 8px;border:1px solid #ddd;font-size:0.9em;line-height:1.5;\"\u003eNova 1969, Chevrolet Nova\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 8px;border:1px solid #ddd;font-size:0.9em;line-height:1.5;\"\u003e1972\u003c\/td\u003e\n\u003ctd style=\"padding:4px 8px;border:1px solid #ddd;font-size:0.9em;line-height:1.5;\"\u003ePontiac\u003c\/td\u003e\n\u003ctd style=\"padding:4px 8px;border:1px solid #ddd;font-size:0.9em;line-height:1.5;\"\u003eGTO 1970, Pontiac GTO\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 8px;border:1px solid #ddd;font-size:0.9em;line-height:1.5;\"\u003e1967-1972\u003c\/td\u003e\n\u003ctd style=\"padding:4px 8px;border:1px solid #ddd;font-size:0.9em;line-height:1.5;\"\u003ePontiac\u003c\/td\u003e\n\u003ctd style=\"padding:4px 8px;border:1px solid #ddd;font-size:0.9em;line-height:1.5;\"\u003eFirebird\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 8px;border:1px solid #ddd;font-size:0.9em;line-height:1.5;\"\u003e1972\u003c\/td\u003e\n\u003ctd style=\"padding:4px 8px;border:1px solid #ddd;font-size:0.9em;line-height:1.5;\"\u003eChevrolet\u003c\/td\u003e\n\u003ctd style=\"padding:4px 8px;border:1px solid #ddd;font-size:0.9em;line-height:1.5;\"\u003eBel Air\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 8px;border:1px solid #ddd;font-size:0.9em;line-height:1.5;\"\u003e1971-1972\u003c\/td\u003e\n\u003ctd style=\"padding:4px 8px;border:1px solid #ddd;font-size:0.9em;line-height:1.5;\"\u003eChevrolet\u003c\/td\u003e\n\u003ctd style=\"padding:4px 8px;border:1px solid #ddd;font-size:0.9em;line-height:1.5;\"\u003eBiscayne 1964-1969, Chevrolet Biscayne\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 8px;border:1px solid #ddd;font-size:0.9em;line-height:1.5;\"\u003e1969-1972\u003c\/td\u003e\n\u003ctd style=\"padding:4px 8px;border:1px solid #ddd;font-size:0.9em;line-height:1.5;\"\u003eChevrolet\u003c\/td\u003e\n\u003ctd style=\"padding:4px 8px;border:1px solid #ddd;font-size:0.9em;line-height:1.5;\"\u003eBrookwood\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 8px;border:1px solid #ddd;font-size:0.9em;line-height:1.5;\"\u003e1968-1969\u003c\/td\u003e\n\u003ctd style=\"padding:4px 8px;border:1px solid #ddd;font-size:0.9em;line-height:1.5;\"\u003eChevrolet\u003c\/td\u003e\n\u003ctd style=\"padding:4px 8px;border:1px solid #ddd;font-size:0.9em;line-height:1.5;\"\u003eCamaro\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 8px;border:1px solid #ddd;font-size:0.9em;line-height:1.5;\"\u003e1971-1972\u003c\/td\u003e\n\u003ctd style=\"padding:4px 8px;border:1px solid #ddd;font-size:0.9em;line-height:1.5;\"\u003eChevrolet\u003c\/td\u003e\n\u003ctd style=\"padding:4px 8px;border:1px solid #ddd;font-size:0.9em;line-height:1.5;\"\u003eCaprice 1968, Chevrolet Caprice\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 8px;border:1px solid #ddd;font-size:0.9em;line-height:1.5;\"\u003e1972\u003c\/td\u003e\n\u003ctd style=\"padding:4px 8px;border:1px solid #ddd;font-size:0.9em;line-height:1.5;\"\u003eChevrolet\u003c\/td\u003e\n\u003ctd style=\"padding:4px 8px;border:1px solid #ddd;font-size:0.9em;line-height:1.5;\"\u003eChevelle 1966, Chevrolet Chevelle 1968-1970, Chevrolet Chevelle\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 8px;border:1px solid #ddd;font-size:0.9em;line-height:1.5;\"\u003e1966-1968\u003c\/td\u003e\n\u003ctd style=\"padding:4px 8px;border:1px solid #ddd;font-size:0.9em;line-height:1.5;\"\u003eChevrolet\u003c\/td\u003e\n\u003ctd style=\"padding:4px 8px;border:1px solid #ddd;font-size:0.9em;line-height:1.5;\"\u003eChevy II 1964, Chevrolet Chevy II\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 8px;border:1px solid #ddd;font-size:0.9em;line-height:1.5;\"\u003e1970-1972\u003c\/td\u003e\n\u003ctd style=\"padding:4px 8px;border:1px solid #ddd;font-size:0.9em;line-height:1.5;\"\u003eChevrolet\u003c\/td\u003e\n\u003ctd style=\"padding:4px 8px;border:1px solid #ddd;font-size:0.9em;line-height:1.5;\"\u003eEl Camino 1964, Chevrolet El Camino 1966-1968, Chevrolet El Camino\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 8px;border:1px solid #ddd;font-size:0.9em;line-height:1.5;\"\u003e1971\u003c\/td\u003e\n\u003ctd style=\"padding:4px 8px;border:1px solid #ddd;font-size:0.9em;line-height:1.5;\"\u003eChevrolet\u003c\/td\u003e\n\u003ctd style=\"padding:4px 8px;border:1px solid #ddd;font-size:0.9em;line-height:1.5;\"\u003eImpala 1964-1967, Chevrolet Impala 1969, Chevrolet Impala\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 8px;border:1px solid #ddd;font-size:0.9em;line-height:1.5;\"\u003e1970\u003c\/td\u003e\n\u003ctd style=\"padding:4px 8px;border:1px solid #ddd;font-size:0.9em;line-height:1.5;\"\u003eChevrolet\u003c\/td\u003e\n\u003ctd style=\"padding:4px 8px;border:1px solid #ddd;font-size:0.9em;line-height:1.5;\"\u003eMonte Carlo\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3 style=\"margin-top:16px;margin-bottom:8px;font-size:1em;\"\u003eInterchange \/ Cross-Reference Numbers\u003c\/h3\u003e\u003ctable style=\"width:100%;border-collapse:collapse;font-size:0.9em;line-height:1.5;\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:4px 8px;background:#f5f5f5;font-weight:bold;border:1px solid #ddd;\"\u003eBrand\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:4px 8px;background:#f5f5f5;font-weight:bold;border:1px solid #ddd;\"\u003ePart Number\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 8px;border:1px solid #ddd;font-size:0.9em;line-height:1.5;\"\u003eSVL\u003c\/td\u003e\n\u003ctd style=\"padding:4px 8px;border:1px solid #ddd;font-size:0.9em;line-height:1.5;\"\u003e2023893\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 8px;border:1px solid #ddd;font-size:0.9em;line-height:1.5;\"\u003eYukon Gear and Axle\u003c\/td\u003e\n\u003ctd style=\"padding:4px 8px;border:1px solid #ddd;font-size:0.9em;line-height:1.5;\"\u003e24125\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 8px;border:1px solid #ddd;font-size:0.9em;line-height:1.5;\"\u003eUSA Standard Gear\u003c\/td\u003e\n\u003ctd style=\"padding:4px 8px;border:1px solid #ddd;font-size:0.9em;line-height:1.5;\"\u003e36169\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 8px;border:1px solid #ddd;font-size:0.9em;line-height:1.5;\"\u003eRichmond Gear\u003c\/td\u003e\n\u003ctd style=\"padding:4px 8px;border:1px solid #ddd;font-size:0.9em;line-height:1.5;\"\u003e49-0040-1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 8px;border:1px solid #ddd;font-size:0.9em;line-height:1.5;\"\u003eDorman\u003c\/td\u003e\n\u003ctd style=\"padding:4px 8px;border:1px solid #ddd;font-size:0.9em;line-height:1.5;\"\u003e697-139\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 8px;border:1px solid #ddd;font-size:0.9em;line-height:1.5;\"\u003eNitro Gear \u0026amp; Axle\u003c\/td\u003e\n\u003ctd style=\"padding:4px 8px;border:1px solid #ddd;font-size:0.9em;line-height:1.5;\"\u003eGM12P-390-NG\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 8px;border:1px solid #ddd;font-size:0.9em;line-height:1.5;\"\u003eYukon Gear and Axle\u003c\/td\u003e\n\u003ctd style=\"padding:4px 8px;border:1px solid #ddd;font-size:0.9em;line-height:1.5;\"\u003eYG GM12P-390\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 8px;border:1px solid #ddd;font-size:0.9em;line-height:1.5;\"\u003eUSA Standard Gear\u003c\/td\u003e\n\u003ctd style=\"padding:4px 8px;border:1px solid #ddd;font-size:0.9em;line-height:1.5;\"\u003eZG GM12P-390\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e","brand":"Newstar","offers":[{"title":"Default Title","offer_id":43171966550077,"sku":"GTP07110","price":255.75,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0596\/6728\/4029\/files\/G888390_v1.jpg?v=1778618401","url":"https:\/\/www.goliathtruckparts.com\/products\/3-90-ratio-gm-8-875-car-for-2023893-24125-36169-49-0040-1-697-139-gm12p-390-ng-yg-gm12p-390-zg-gm12p-390","provider":"Goliath Truck Parts","version":"1.0","type":"link"}