{"product_id":"gear-speedometer-drive-blue-20-tooth-4-speed-3-36-rear-nylon-61-81-54047","title":"Gear Speedometer Drive Blue-20 Tooth-4 Speed-3.36 Rear Nylon-61-81","description":"\u003cp\u003e1961-1981 corvette speedometer drive gear - blue 20 tooth. 4 speed with 3.36 rear diff.\u003c\/p\u003e\u003cp\u003eIf your speedometer reads too high, a drive gear with one more tooth will slow it down approximately 5 miles per hour.\u003c\/p\u003e\u003cp\u003eThis nylon gear must be used with \u003cu\u003e\u003cstrong\u003e54054\u003c\/strong\u003e\u003c\/u\u003e (steel speedometer drive gear for 3.08 to 3.55 rear ends). see below.\u003c\/p\u003e\u003cp\u003eGm part number: 3987920.\u003c\/p\u003e","brand":"Corvette Australia Express Parts","offers":[{"title":"Default Title","offer_id":53870681751918,"sku":"101785","price":23.67,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1000\/5744\/8814\/files\/5678732338.jpg?v=1780452642","url":"https:\/\/corvetteaustraliaexpressparts.com\/products\/gear-speedometer-drive-blue-20-tooth-4-speed-3-36-rear-nylon-61-81-54047","provider":"Corvette Australia Express Parts","version":"1.0","type":"link"}