{"product_id":"billet-aluminum-fwd-direct-piston-690-inch-tall-w-checkball","title":"Billet Aluminum FWD \/ Direct Piston .690\" Tall w\/ Checkball","description":"\n\u003cp\u003e\u003cstrong\u003eBILLET ALUMINUM FWD\/DIR PISTON (.690\") W\/ CHECKBALL\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003e\u003cem\u003eTHIS IS A DIRECT REPLACEMENT FOR THE POPULAR CAST ALUM PISTON USED FOR 5 CLUTCHES IN OEM DIR DRUM\u003c\/em\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp data-start=\"0\" data-end=\"37\"\u003eThe Coan Racing COA‑22829A Billet Aluminum Forward\/Direct Piston (0.690\") with Checkball is a precision-designed replacement for the standard cast aluminum piston used in five-clutch OEM direct drums. Machined from billet aluminum in the USA, this 0.690-inch piston delivers enhanced rigidity and consistent sealing performance, while the integrated checkball ensures reliable hydraulic control under pressure.\u003c\/p\u003e\n\n\u003cp data-start=\"0\" data-end=\"37\"\u003eEngineered for seamless drop-in installation, the COA‑22829A maintains proper fluid dynamics and engagement timing native to stock setups, but with increased strength and durability for demanding drag race, bracket, or aggressive street-use environments. It is ideal for builders upgrading front-end reliability and performance without altering stock drum configurations.\u003c\/p\u003e","brand":"Coan","offers":[{"title":"Default Title","offer_id":49129601368283,"sku":"COA-22829A","price":101.25,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0832\/4173\/0267\/files\/F198658635.jpg?v=1786548072","url":"https:\/\/suncoastperformance.com\/products\/billet-aluminum-fwd-direct-piston-690-inch-tall-w-checkball","provider":"SunCoast Diesel","version":"1.0","type":"link"}