{"product_id":"1934-pontiac-model-603-custom-shift-knob-threaded-adapter-factory-fit-precise-shifting-model-603","title":"1934 Pontiac Model 603 Custom Shift Knob Threaded Adapter Factory Fit Precise Shifting , Model 603","description":"Achieve Precise Shifting and a Factory Fit With All of Our CNC Machined Billet Shift Knob Adapters for your 1934 Pontiac Model 603 .\u003cbr\u003e\u003cbr\u003eThese adapters come with common industry standard M16 x 1.5 threads which fit most of our 1000s of shift knobs. Other adapters based on (M16 x 1.5) are available in both SAE and Metric formats so you can fit any knob to any car.\u003cbr\u003e\u003cbr\u003eFEATURES\u003cbr\u003e- Billet Aluminum\u003cbr\u003e- 16mm x 1.5 (Common Thread)\u003cbr\u003e- Jam Nut Included\u003cbr\u003e- Detailed Instructions\u003cbr\u003e- Limited Lifetime Warranty\u003cbr\u003e\u003cbr\u003eIf you are unsure about what fits your vehicle please check out our fitment chart.\u003cbr\u003e\u003cbr\u003eAll American Shifter products come with Detailed Instructions and a Limited Lifetime Warranty.\u003cbr\u003e\u003cbr\u003eChoose American Shifter Company and Shift With The Best!\u003cbr\u003e\u003cbr\u003eWe recommend verifying your shifter's thread size as some vehicles may differ.\u003cbr\u003e\u003cbr\u003e***Please Note***\u003cbr\u003e \u003cbr\u003eThis is NOT an OEM part. Professional installation recommended, some modifications may be required to work with your vehicle.\r\u003cdiv class=\"sb-car-tag-by-description\" style=\"display: none;\"\u003emake-pontiac,make-pontiac-model-model-603,make-pontiac-model-model-603-year-1934\u003c\/div\u003e\r\u003cbr\u003e\u003cbr\u003e\u003ca class=\"plat-in-link\" href=\"https:\/\/www.instructionsnow.com\/search\/?query=ASCAD13\" target=\"_blank\"\u003eGet Instructions\u003c\/a\u003e","brand":"American Shifter Company","offers":[{"title":"1\/2-13","offer_id":51667935691063,"sku":"AS-242165369","price":18.95,"currency_code":"USD","in_stock":true},{"title":"3\/8-16","offer_id":51667935723831,"sku":"AS-242165371","price":18.95,"currency_code":"USD","in_stock":true},{"title":"12mm x 1.5","offer_id":51667935756599,"sku":"AS-242165366","price":18.95,"currency_code":"USD","in_stock":true},{"title":"10mm x 1.5","offer_id":51667935789367,"sku":"AS-242165364","price":18.95,"currency_code":"USD","in_stock":true},{"title":"1\/2-20","offer_id":51667935822135,"sku":"AS-242165370","price":18.95,"currency_code":"USD","in_stock":true},{"title":"12mm x 1.75","offer_id":51667935887671,"sku":"AS-242165368","price":18.95,"currency_code":"USD","in_stock":true},{"title":"5\/16-18","offer_id":51667935920439,"sku":"AS-242165373","price":18.95,"currency_code":"USD","in_stock":true},{"title":"5\/16-24","offer_id":51667935953207,"sku":"AS-242165374","price":18.95,"currency_code":"USD","in_stock":true},{"title":"8mm x 1.25","offer_id":51667935985975,"sku":"AS-242165363","price":18.95,"currency_code":"USD","in_stock":true},{"title":"10mm x 1.25","offer_id":51667936018743,"sku":"AS-242165365","price":18.95,"currency_code":"USD","in_stock":true},{"title":"7\/16-14","offer_id":51667936051511,"sku":"AS-242165375","price":18.95,"currency_code":"USD","in_stock":true},{"title":"12mm x 1.25","offer_id":51667936084279,"sku":"AS-242165367","price":18.95,"currency_code":"USD","in_stock":true},{"title":"3\/8-24","offer_id":51667936117047,"sku":"AS-242165372","price":18.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0897\/1930\/8599\/files\/2048_4467724a-bc73-43b4-bc56-baa63a80ab49.jpg?v=1748969889","url":"https:\/\/shop.americanshifter.com\/products\/1934-pontiac-model-603-custom-shift-knob-threaded-adapter-factory-fit-precise-shifting-model-603","provider":"American Shifter","version":"1.0","type":"link"}