{"product_id":"4l80e-piston-forward-center-fits-gm-91-up","title":"4L80E Piston Forward Center fits GM (91-Up)","description":"\u003cp dir=\"auto\"\u003e\u003cstrong\u003eStellar Automotive Group 4L80E Piston Forward Center Sleeve (0.086\" Orifice) – Compatible for GM 1991-Up\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp dir=\"auto\"\u003eEliminate the brutal slam into Drive and save your forward clutches with this exact piston center sleeve from Stellar Automotive Group.\u003c\/p\u003e\n\u003cp dir=\"auto\"\u003eThis is the factory-correct piston (balance piston) with the critical 0.086\" orifice that cushions and times forward clutch apply. When the original piston cracks or the lip seal fails, it leaks internally and slams the forward clutches on every shift — burning frictions in no time. This molded replacement with permanently bonded rubber seal and perfect 0.086\" orifice restores smooth, factory-soft engagement every time you select Drive.\u003c\/p\u003e\n\u003cp dir=\"auto\"\u003e\u003cstrong\u003ePerfect fit for all 1991-Up models including:\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cul dir=\"auto\"\u003e\n \t\u003cli\u003eChevrolet\/GMC Silverado, Sierra, Suburban, Tahoe, Yukon\u003c\/li\u003e\n \t\u003cli\u003eCadillac Escalade, Hummer H1\u003c\/li\u003e\n \t\u003cli\u003eAll 4L80E \u0026amp; 4L85E applications\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp dir=\"auto\"\u003e\u003cstrong\u003eSymptoms of a bad piston center sleeve:\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cul dir=\"auto\"\u003e\n \t\u003cli\u003eHard bang when shifting into Drive\u003c\/li\u003e\n \t\u003cli\u003eForward clutch chatter or rapid burnout\u003c\/li\u003e\n \t\u003cli\u003eDelayed then harsh forward engagement\u003c\/li\u003e\n \t\u003cli\u003eCracked piston or leaking seal on teardown\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp dir=\"auto\"\u003eDon’t let a $40 piston destroy your forward clutch pack — install the Stellar Automotive Group version and shift into Drive like it left the factory.\u003c\/p\u003e\n\u003cp dir=\"auto\"\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e All parts are distributed, not designed or manufactured, by Stellar Automotive Group.\u003c\/p\u003e\n\u003cp dir=\"auto\"\u003eAdd this must-have 4L80E piston to your cart today and feel the difference tomorrow!\u003c\/p\u003e","brand":"Trans Parts Direct","offers":[{"title":"Default Title","offer_id":52425243001013,"sku":"34818B UP","price":37.64,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1006\/3872\/0181\/files\/34818B-UP-scaled_de303f58-2473-467d-93e6-8c117ee3364f.jpg?v=1786618735","url":"https:\/\/transpartsdirect.com\/products\/4l80e-piston-forward-center-fits-gm-91-up","provider":"Trans Parts Direct","version":"1.0","type":"link"}