{"product_id":"3-73-ratio-gm-8-2-55-64-for-49-0099-1-742e730a-g884370-zg-gm55p-373","title":"3.73 Ratio GM 8.2 (55-64) For () | 49-0099-1, 742E730A, G884370, ZG GM55P-373","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;\"\u003eDropout\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;\"\u003e3.08 to 3.70 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 8.2 (55-64)\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;\"\u003e3.73\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;\"\u003e11\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;\"\u003e1.438 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;\"\u003e17\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;\"\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;\"\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;\"\u003e8.2 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;\"\u003e41\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;\"\u003e1 Year or 50,000 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;\"\u003e1955-1964\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;\"\u003e1958-1964\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\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;\"\u003e1962-1964\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\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;\"\u003e1955-1962\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;\"\u003eCorvette\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;\"\u003e1964\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 1959-1960, 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;\"\u003e1958-1964\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\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;\"\u003e1958-1961\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;\"\u003eNomad\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;\"\u003e1955-1957\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;\"\u003eOne-Fifty Series\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;\"\u003e1955-1957\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;\"\u003eTwo-Ten Series\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;\"\u003eRichmond Gear\u003c\/td\u003e\n\u003ctd style=\"padding:4px 8px;border:1px solid #ddd;font-size:0.9em;line-height:1.5;\"\u003e49-0099-1\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;\"\u003eTranstar Industries\u003c\/td\u003e\n\u003ctd style=\"padding:4px 8px;border:1px solid #ddd;font-size:0.9em;line-height:1.5;\"\u003e742E730A\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;\"\u003eMotive Gear\u003c\/td\u003e\n\u003ctd style=\"padding:4px 8px;border:1px solid #ddd;font-size:0.9em;line-height:1.5;\"\u003eG884370\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 GM55P-373\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e","brand":"Newstar","offers":[{"title":"Default Title","offer_id":43171886268477,"sku":"GTP06689","price":179.85,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0596\/6728\/4029\/files\/GM82373E_v1.jpg?v=1778616158","url":"https:\/\/www.goliathtruckparts.com\/products\/3-73-ratio-gm-8-2-55-64-for-49-0099-1-742e730a-g884370-zg-gm55p-373","provider":"Goliath Truck Parts","version":"1.0","type":"link"}