{"product_id":"direct-drum-sleeve-kit","title":"Direct Drum Sleeve Kit","description":"\n\u003ch2 class=\"light\"\u003e\u003cstrong\u003eIn 4L80-E units, part can be used in either early or late-model drums.\u003c\/strong\u003e\u003c\/h2\u003e\n\n\u003cdiv class=\"spaced-vertical\"\u003e\n\u003cp\u003eWear at the direct clutch drum bore in GM TH400, 4L80-E and 4L85-E transmissions allows 3rd and Reverse apply oil to exhaust. This oil leakage can result in direct clutch failure, delayed or no 3rd\/Reverse, slips in 3rd or no 4th Gear, and the various slip codes noted above. Often the direct drum bore is worn beyond the ability for new seals to restore the hydraulic integrity.\u003c\/p\u003e\n\n\u003cp\u003eSonnax direct drum sleeve kit 34838-01K salvages worn direct clutch drum bores and restores the hydraulic integrity at the center support piston ring locations. Machining of the direct drum is required.\u003c\/p\u003e\n\n\u003c\/div\u003e\n\u003cdiv class=\"part-accordion cb spaced-vertical\"\u003e\n\u003cp\u003e\u003cstrong\u003e\u003clabel for=\"components-panel\"\u003eContents:\u003c\/label\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cdiv class=\"accordion-content\"\u003e\n\u003cul\u003e\n\u003cli\u003eSleeve\u003c\/li\u003e\n\u003cli\u003eSpring Pin\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cdiv class=\"col-4\"\u003e\n\u003cp\u003e\u003cstrong\u003eSymptoms:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eDirect clutch failure\u003c\/li\u003e\n\u003cli\u003eDelayed 3rd\u003c\/li\u003e\n\u003cli\u003eDelayed Reverse\u003c\/li\u003e\n\u003cli\u003eCode 87, 730, 756, 1811\u003c\/li\u003e\n\u003cli\u003eNo 3rd\u003c\/li\u003e\n\u003cli\u003eNo Reverse\u003c\/li\u003e\n\u003cli\u003eMaximum line pressure\u003c\/li\u003e\n\u003cli\u003eNo 4th\u003c\/li\u003e\n\u003cli\u003e2nd Gear starts w\/MIL on\u003c\/li\u003e\n\u003cli\u003eTCC slip codes\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003c\/div\u003e\n\u003cdiv class=\"col-4\"\u003e\n\u003cp\u003e\u003cstrong\u003eCause:\u003c\/strong\u003e\u003c\/p\u003e\nWear at the direct clutch drum bore from the center support piston rings allows 3rd and Reverse clutch apply oil to exhaust.\u003c\/div\u003e\n\u003cdiv class=\"col-4\"\u003e \u003c\/div\u003e\n\u003cdiv class=\"col-4 last\"\u003e\n\u003cp\u003e\u003cstrong\u003eCorrection:\u003c\/strong\u003e\u003c\/p\u003e\nSonnax direct drum sleeve kit allows the salvage of worn direct clutch drum bores, and restores the hydraulic integrity at the center support piston ring locations.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e \u003c!-- suncoast-documents:start --\u003e\u003cdiv class=\"suncoast-product-documents\"\u003e\n\u003ch3 class=\"h6\"\u003eDocuments\u003c\/h3\u003e\n\u003cul\u003e\u003cli\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0832\/4173\/0267\/files\/184356.pdf?v=1793635329\" target=\"_blank\" rel=\"noopener\"\u003eInstructions\u003c\/a\u003e\u003c\/li\u003e\u003c\/ul\u003e\n\u003c\/div\u003e\u003c!-- suncoast-documents:end --\u003e","brand":"Sonnax","offers":[{"title":"Default Title","offer_id":49129572237531,"sku":"34838-01K","price":92.1,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0832\/4173\/0267\/files\/F198656553.jpg?v=1786547225","url":"https:\/\/suncoastperformance.com\/products\/direct-drum-sleeve-kit","provider":"SunCoast Diesel","version":"1.0","type":"link"}