{"product_id":"premium-guard-pt99578-transmission-filter-kit","title":"Premium Guard PT99578 Transmission Filter Kit","description":"\u003ch2\u003eTransmission Filter Kit Overview\u003c\/h2\u003e\u003cp\u003ePremium Guard PT99578 is a transmission filter kit for a wide range of medium-duty trucks, buses, and motorhomes using deep pan Allison applications. It is listed for many Chevrolet, Freightliner, International, and Isuzu platforms, with fitment that includes pan filter, sump filter, and deep pan configurations.\u003c\/p\u003e\u003cp\u003eUse PT99578 when servicing deep pan transmission systems that require an aftermarket-style gasket and a standard service kit layout. This part number, PT99578, appears across multiple commercial and vocational applications, including Chevrolet Silverado 4500 HD, Freightliner M2 106, and International MV607 fitments.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eTransmission filter kit for deep pan service applications\u003c\/li\u003e\n\u003cli\u003eAftermarket-style gasket listed on many fitments\u003c\/li\u003e\n\u003cli\u003eSupports Allison 1000, 2000, and 2500 applications where specified\u003c\/li\u003e\n\u003cli\u003eFits commercial trucks, school buses, and motorhome platforms\u003c\/li\u003e\n\u003cli\u003ePart number PT99578 for catalog matching and service lookup\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eFitment Details\u003c\/h2\u003e\u003cp\u003eCompatible with a broad range of vehicles across 1998-2027 model years. Examples include Fits 2019-2026 Chevrolet Silverado 4500 HD, N\/A; Fits 2022-2027 Freightliner M2 106, N\/A; Fits 2022-2026 International MV607, N\/A; and Fits 2024-2026 Isuzu NQR, N\/A. Additional coverage includes Blue Bird All American FE and RE, Kenworth T270 and T370, Peterbilt 337 and 536, and other deep pan applications.\u003c\/p\u003e\u003cp\u003eFor Chevrolet Silverado 4500 HD and Chevrolet Silverado 5500 HD service, PT99578 is listed with pan filter and deep pan notes on select years. For Freightliner M2 106 and International MV607 applications, the fitment data also identifies Allison transmission variants and aftermarket-style gasket notes where applicable. Verify the exact transmission configuration against the vehicle listing before ordering.\u003c\/p\u003e\u003ch2\u003eWhat It Helps Address\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eTransmission fluid contamination from a worn filter\u003c\/li\u003e\n\u003cli\u003ePoor service sealing at the pan gasket interface\u003c\/li\u003e\n\u003cli\u003eRoutine maintenance on deep pan transmission systems\u003c\/li\u003e\n\u003cli\u003eFilter replacement needs on Allison-equipped commercial vehicles\u003c\/li\u003e\n\u003cli\u003eService part matching for mixed fleet applications\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes\u003c\/h2\u003e\u003cp\u003eConfirm the transmission family, pan depth, and fitment notes before installation. Several listings specify Allison 1000, 2000, or 2500 applications, while others call out pan filter or sump filter configurations. Match the vehicle record to the exact year, make, model, and notes shown in the fitment table for PT99578.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003ePremium Guard Standard identifies this as a cataloged service part line for transmission maintenance. PT99578 is organized for application-specific lookup across commercial and heavy-duty platforms, helping reduce mismatch risk when the transmission type and pan style are verified.\u003c\/p\u003e","brand":"Premium Guard","offers":[{"title":"Default Title","offer_id":53534276354229,"sku":"DDWR-PT99578","price":49.13,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/PG_PT99578_Fro.jpg?v=1792128030","url":"https:\/\/www.partcatalog.com\/products\/premium-guard-pt99578-transmission-filter-kit","provider":"PartCatalog","version":"1.0","type":"link"}