{"product_id":"atp-transmission-filter-kit-tf-29","title":"ATP TF-29 Automatic Transmission Filter Kit | GM TH400 (Turbo 400) 1968-1990","description":"\u003cdiv style=\"background:#f4f4f4;border-radius:8px;padding:16px 20px;margin:0 0 18px 0\"\u003e\u003cul style=\"list-style:none;margin:0;padding:0\"\u003e\n\u003cli style=\"margin:4px 0\"\u003e✔ \u003cstrong\u003eTransmission Filter Kit for the GM Turbo 400 (TH400 \/ TH375 \/ 3L80)\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli style=\"margin:4px 0\"\u003e✔ ATP Part Number: TF-29\u003c\/li\u003e\n\u003cli style=\"margin:4px 0\"\u003e✔ Filter + Pan Gasket in One Kit\u003c\/li\u003e\n\u003cli style=\"margin:4px 0\"\u003e✔ For Routine ATF Service on 1968–1990 GM Vehicles\u003c\/li\u003e\n\u003cli style=\"margin:4px 0\"\u003e✔ Made in USA\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/div\u003e\n\n\u003ch2\u003eATP TF-29 Automatic Transmission Filter Kit — GM TH400 (Turbo 400)\u003c\/h2\u003e\n\n\u003cp\u003eServicing a classic GM Turbo Hydramatic 400? Dark, dirty, or burnt-smelling ATF, sluggish engagements, and a whining pump are all signs your TH400 is overdue for a fluid and filter service. The ATP TF-29 kit gives you the two parts every TH400 pan-drop needs: a replacement filter and a new pan gasket.\u003c\/p\u003e\n\n\u003cp\u003eThe TH400 (also known as the Turbo 400, TH375, M-40, or 3L80) is one of GM's most widely used three-speed automatics, found across GM cars, trucks, and vans from roughly 1968 to 1990 — and even in Rolls-Royce, Bentley, and Jaguar models that bought the transmission from GM.\u003c\/p\u003e\n\n\u003ch3\u003ePart Numbers\u003c\/h3\u003e\n\n\u003cul\u003e\n\u003cli\u003eATP TF-29\u003c\/li\u003e\n\u003cli\u003eTF29\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eApplication:\u003c\/strong\u003e GM Turbo Hydramatic 400 automatic transmission (TH400 \/ TH375 \/ M-40 \/ 3L80).\u003c\/p\u003e\n\n\u003ch3\u003eAftermarket Cross Reference\u003c\/h3\u003e\n\n\u003cul\u003e\n\u003cli\u003eWIX 58890\u003c\/li\u003e\n\u003cli\u003eFRAM FT1020\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cem\u003eVerified TH400 service-kit equivalents. Always match the filter to the transmission (TH400), not the vehicle model alone.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003ch3\u003eWhen to Service (Common Symptoms)\u003c\/h3\u003e\n\n\u003cul\u003e\n\u003cli\u003eScheduled ATF service — fluid dark, dirty, or with a burnt smell\u003c\/li\u003e\n\u003cli\u003eDelayed or harsh gear engagements\u003c\/li\u003e\n\u003cli\u003ePump whine caused by a clogged, starving filter\u003c\/li\u003e\n\u003cli\u003eAny pan-off repair — always install a fresh filter and gasket\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eProduct Highlights\u003c\/h3\u003e\n\n\u003cul\u003e\n\u003cli\u003e✔ Complete service kit: transmission filter plus pan gasket\u003c\/li\u003e\n\u003cli\u003e✔ ATP \"3rd Hand\" fiber pan gasket — undersized bolt holes grip the bolts and hold the gasket in place during installation\u003c\/li\u003e\n\u003cli\u003e✔ Fits the GM Turbo 400 used across GM cars and trucks, approx. 1968–1990\u003c\/li\u003e\n\u003cli\u003e✔ OE-quality replacement for routine fluid and filter service\u003c\/li\u003e\n\u003cli\u003e✔ Made in USA\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eCondition\u003c\/h3\u003e\n\n\u003cp\u003eNew\u003c\/p\u003e\n\n\u003ch3\u003eProduct Type\u003c\/h3\u003e\n\n\u003cp\u003eAutomatic Transmission Filter Kit (filter + pan gasket)\u003c\/p\u003e\n\n\u003ch3\u003eFunction\u003c\/h3\u003e\n\n\u003cp\u003eThe transmission filter sits inside the pan and screens debris out of the ATF before it reaches the pump and valve body. A clogged filter starves the pump, causing whine, delayed engagement, and accelerated wear. On the TH400 the filter is serviced by dropping the pan — plan for roughly 6 quarts of fresh fluid — and the kit's new gasket seals the pan on reassembly.\u003c\/p\u003e\n\n\u003ch3\u003eCompatible Vehicles\u003c\/h3\u003e\n\n\u003cp\u003eVehicles equipped with the GM TH400 automatic transmission, approx. 1968–1990, including:\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003eChevrolet \/ GMC C\/K and G-series trucks and vans, Suburban\u003c\/li\u003e\n\u003cli\u003eChevrolet Corvette, Camaro\u003c\/li\u003e\n\u003cli\u003eBuick (incl. Skylark 1968–1969)\u003c\/li\u003e\n\u003cli\u003eCadillac\u003c\/li\u003e\n\u003cli\u003eOldsmobile\u003c\/li\u003e\n\u003cli\u003ePontiac\u003c\/li\u003e\n\u003cli\u003eFull-size Jeep models with TH400\u003c\/li\u003e\n\u003cli\u003eRolls-Royce, Bentley, and Jaguar models equipped with the GM TH400\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eImportant:\u003c\/strong\u003e Fitment is determined by the transmission, not the vehicle model — confirm your vehicle has a TH400 before ordering. Please verify fitment with your VIN before ordering.\u003c\/p\u003e\n\n\u003ch3\u003ePackage Contents\u003c\/h3\u003e\n\n\u003cul\u003e\n\u003cli\u003e1 × Automatic transmission filter\u003c\/li\u003e\n\u003cli\u003e1 × Transmission pan gasket\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\n\u003ctable border=\"1\" cellpadding=\"8\" cellspacing=\"0\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eATP\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eTF-29\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAlternate Part Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eTF29\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSeller SKU\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eRA_TF29\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProduct Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAutomatic Transmission Filter Kit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTransmission\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eGM TH400 \/ TH375 \/ M-40 \/ 3L80 (Turbo Hydramatic 400)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eApplication Years\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eapprox. 1968–1990\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eUPC\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e00740993903062\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCountry of Origin\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eUSA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNew\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eWarranty\u003c\/h3\u003e\n\n\u003cp\u003eManufacturer warranty may vary by supplier, seller, and region. Please contact us before purchase if warranty confirmation is required.\u003c\/p\u003e\n\n\u003ch3\u003eInstallation Video\u003c\/h3\u003e\n\n\u003cp\u003e\u003ca href=\"https:\/\/www.youtube.com\/watch?v=giWMU-CPqOA\" target=\"_blank\" rel=\"noopener\"\u003e\u003cimg src=\"https:\/\/img.youtube.com\/vi\/giWMU-CPqOA\/hqdefault.jpg\" alt=\"TH400 Transmission Oil and Filter Change — Class A Living\" style=\"max-width:100%;width:480px;border-radius:8px\" loading=\"lazy\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\n\u003cp\u003e\u003cem\u003e▶ TH400 Transmission Oil \u0026amp; Filter Change — Class A Living\u003c\/em\u003e\u003c\/p\u003e\n\n\u003ch3\u003eFAQ\u003c\/h3\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhich transmission does this kit fit?\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThe GM Turbo Hydramatic 400 — also badged TH400, Turbo 400, TH375, M-40, or 3L80 — used in GM vehicles from roughly 1968 to 1990.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWill it fit a TH350, 700R4, or 4L60E?\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eNo. Those transmissions use different filters and gaskets. This kit is for the TH400 family only.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat is included in the kit?\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eA replacement transmission filter and a pan gasket — everything a standard TH400 pan-drop service needs.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eHow much transmission fluid will I need?\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eA pan-drop service on a TH400 typically takes about 6 quarts of ATF.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat is the \"3rd Hand\" gasket?\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eATP's fiber pan gasket with slightly undersized bolt holes: the gasket grips the pan bolts and stays aligned while you lift the pan into place — like having a third hand during installation.\u003c\/p\u003e","brand":"ATP","offers":[{"title":"Default Title","offer_id":52213105295661,"sku":"RA_TF29","price":13.88,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0884\/1723\/9341\/files\/atp-transmission-filter-kit-tf-29-view-01_02053182-6ccf-4b2f-846f-07a5bb44f749.jpg?v=1783674534","url":"https:\/\/globalsautoparts.com\/products\/atp-transmission-filter-kit-tf-29","provider":"globalsautoparts.com","version":"1.0","type":"link"}