{"product_id":"1275970-gear-planet-fits-caterpillar-models","title":"1275970 Gear-Planet Fits Caterpillar Models","description":"\u003ch3\u003eOne New Aftermarket Replacement Planetary Gear for Caterpillar (Cat) 320B Excavators\u003c\/h3\u003e\u003cp\u003eThis aftermarket replacement planetary gear fits the swing drive assembly on Caterpillar 320B-series hydraulic excavators. Planetary gears in the swing drive transmit torque from the swing motor through the reduction gearbox, enabling smooth upper-structure rotation under load. Replacing worn or damaged planetary gears restores proper swing function and prevents further drivetrain damage.\u003c\/p\u003e\u003ch4\u003eSpecifications\u003c\/h4\u003e\u003cul\u003e\u003cli\u003eWeight: approximately 3.1 lbs (1.4 kg)\u003c\/li\u003e\u003c\/ul\u003e\u003ch4\u003eCompatible Models\u003c\/h4\u003e\u003cp\u003e\u003cstrong\u003eCaterpillar (Cat) 320B Series Excavators:\u003c\/strong\u003e 320B, 320B L, 320B N, 320B S, 321B\u003c\/p\u003e\u003ch4\u003eReplaces Part Number(s):\u003c\/h4\u003e\u003cp\u003e1275970, 127-5970, CA1275970\u003c\/p\u003e\u003cp\u003eNew aftermarket replacement part - not remanufactured, not used.\u003c\/p\u003e","brand":"Reliable Aftermarket Parts, Inc® -OD","offers":[{"title":"Default Title","offer_id":42452135280723,"sku":"1275970","price":125.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0079\/4060\/3955\/files\/1275970_01.jpg?v=1757726905","url":"https:\/\/www.reliableaftermarketparts.ca\/products\/1275970-gear-planet-fits-caterpillar-models","provider":"Reliable Aftermarket Parts, Inc®","version":"1.0","type":"link"}