{"product_id":"manual-transmission-main-shaft-reverse-gear-42-tooth-2104-49813-49-8-13r-49813-s-39643-s39643-sp49813","title":"Manual Transmission Main Shaft Reverse Gear 42 Tooth | 2104-, 49-8-13R, S-39643, S39643, SP49813, 2104-49813","description":"\u003cdiv class=\"product-description\"\u003eThis Manual Transmission Main Shaft Gear is precision manufactured to OEM synchronizer, gear, and bearing specifications for smooth, notch-free gear engagement 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;\"\u003eGear Position\u003c\/th\u003e\n\u003ctd style=\"padding:4px 8px;border:1px solid #ddd;font-size:0.9em;line-height:1.5;\"\u003eReverse Gear\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;\"\u003eTooth Quantity\u003c\/th\u003e\n\u003ctd style=\"padding:4px 8px;border:1px solid #ddd;font-size:0.9em;line-height:1.5;\"\u003e36\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 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;\"\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;\"\u003eMack\u003c\/td\u003e\n\u003ctd style=\"padding:4px 8px;border:1px solid #ddd;font-size:0.9em;line-height:1.5;\"\u003e2104-\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;\"\u003eOE Aftermarket\u003c\/td\u003e\n\u003ctd style=\"padding:4px 8px;border:1px solid #ddd;font-size:0.9em;line-height:1.5;\"\u003e49-8-13R\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;\"\u003eTremec\u003c\/td\u003e\n\u003ctd style=\"padding:4px 8px;border:1px solid #ddd;font-size:0.9em;line-height:1.5;\"\u003e\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;\"\u003eGenuine Newstar\u003c\/td\u003e\n\u003ctd style=\"padding:4px 8px;border:1px solid #ddd;font-size:0.9em;line-height:1.5;\"\u003eS-39643\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;\"\u003eGenuine Newstar\u003c\/td\u003e\n\u003ctd style=\"padding:4px 8px;border:1px solid #ddd;font-size:0.9em;line-height:1.5;\"\u003eS39643\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;\"\u003eFreightliner\u003c\/td\u003e\n\u003ctd style=\"padding:4px 8px;border:1px solid #ddd;font-size:0.9em;line-height:1.5;\"\u003eSP49813\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e","brand":"Newstar","offers":[{"title":"Default Title","offer_id":43170712715325,"sku":"TRN02685","price":106.4,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0596\/6728\/4029\/files\/49-8-13_v1_2.jpg?v=1778610980","url":"https:\/\/www.goliathtruckparts.com\/products\/manual-transmission-main-shaft-reverse-gear-42-tooth-2104-49813-49-8-13r-49813-s-39643-s39643-sp49813","provider":"Goliath Truck Parts","version":"1.0","type":"link"}