{"title":"3L80","description":null,"products":[{"product_id":"steel-module-th400-chevrolet-1968-031753","title":"St Module Gm 3L80 \/  TH400 68-95","description":"\u003ch2\u003eSteel Module for GM 3L80 \/ TH400 Transmissions 1968-1995 | Chevrolet\/GM\u003c\/h2\u003e\u003cp\u003eRestore reliable shift performance to your GM 3L80 or TH400 transmission with this premium steel module from Alto Products. Engineered for durability and precise fitment, this module is a direct replacement component designed to keep your transmission operating at its best.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eManufactured by Alto Products, a trusted name in transmission components\u003c\/li\u003e\n\u003cli\u003eDurable steel construction for long-lasting performance\u003c\/li\u003e\n\u003cli\u003eDirect-fit replacement for GM 3L80 and TH400 transmissions\u003c\/li\u003e\n\u003cli\u003ePrecision-engineered for consistent shift quality\u003c\/li\u003e\n\u003cli\u003eIdeal for rebuilds, repairs, and routine maintenance\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eCompatibility\u003c\/h3\u003e\u003cp\u003eThis steel module is compatible with CHEVROLET and Chevrolet\/GM vehicles equipped with the 3L80 or TH400 transmission. It fits model years 1968 through 1995. Please verify your transmission model and year before ordering.\u003c\/p\u003e\u003ch3\u003eWhy Choose This Part?\u003c\/h3\u003e\u003cp\u003eWhen you need a dependable replacement module for your GM transmission, Alto Products delivers quality you can trust. This steel module is built to meet or exceed OEM specifications, ensuring smooth operation and extended service life. Order now and get your vehicle back on the road with confidence.\u003c\/p\u003e","brand":"ALTO PRODUCTS","offers":[{"title":"Default Title","offer_id":49484802818307,"sku":"031753","price":47.6,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0833\/0333\/4147\/files\/031753_01.png?v=1792190275"},{"product_id":"bands-th400-chevrolet-1964-34325","title":"Band \/  TH400 \/  3L80 \/  Th375 \/  3l80-hd \/  4L80E \/  Th475 \/  Th425. Front Flex (1.00\") \/  64-up (oem# 8629531 \/  8623123 \/  8675578)","description":"\u003ch2\u003eFront Flex Band 1.00\" for TH400, 3L80, 4L80E Transmissions | Chevrolet\/GM 1964+\u003c\/h2\u003e\u003cp\u003eRestore smooth, reliable shifting in your GM transmission with this front flex band, engineered to fit TH400, 3L80, and 4L80E units from 1964 and up. Manufactured by Atk, this 1.00-inch band is a direct replacement for OEM part numbers 8629531, 8623123, and 8675578. Whether you are rebuilding a classic muscle car or servicing a heavy-duty truck, this band delivers the durability and performance you expect.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e1.00\" front flex band design for precise fit and function\u003c\/li\u003e\n\u003cli\u003eDirect replacement for OEM# 8629531, 8623123, 8675578\u003c\/li\u003e\n\u003cli\u003eCompatible with TH400, TH375, TH425, TH475, 3L80, 3L80-HD, and 4L80E transmissions\u003c\/li\u003e\n\u003cli\u003eManufactured by Atk for consistent quality and long service life\u003c\/li\u003e\n\u003cli\u003eIdeal for rebuilds, repairs, and performance upgrades\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eCompatibility\u003c\/h3\u003e\u003cp\u003eThis front flex band is compatible with Chevrolet\/GM vehicles equipped with TH400, TH375, TH425, TH475, 3L80, 3L80-HD, and 4L80E transmissions from 1964 and later. It is not manufactured by Chevrolet\/GM; the manufacturer is Atk.\u003c\/p\u003e\u003ch3\u003eWhy Choose This Part?\u003c\/h3\u003e\u003cp\u003eWhen you need a dependable band for your GM transmission rebuild, this Atk front flex band offers the exact fit and rugged construction required for lasting performance. Don't settle for less—order now and get your transmission shifting like it should.\u003c\/p\u003e","brand":"ATK","offers":[{"title":"Default Title","offer_id":49484866781443,"sku":"34325","price":26.03,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0833\/0333\/4147\/files\/34325_01.png?v=1792190805"},{"product_id":"sprags-th-400-34419","title":"Sprag \/  TH-400 (3L80) \/  375 \/  425 Roller Clutch \/  Intermediate (roller Type) (8 Roller) (oem# 8625814)","description":"\u003ch2\u003eSprag for TH-400 (3L80) Transmission | 375\/425 Intermediate Roller Clutch | Atk\u003c\/h2\u003e\u003cp\u003eRestore reliable shifting in your TH-400 or 3L80 transmission with this premium intermediate roller clutch sprag from Atk. Engineered as a direct replacement for OEM part number 8625814, this 8-roller sprag delivers the durability and precise engagement your automatic transmission demands. Whether you're rebuilding a classic muscle car or servicing a heavy-duty truck, this component is built to keep your drivetrain performing at its peak.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e8-roller intermediate sprag design for smooth, consistent engagement\u003c\/li\u003e\n\u003cli\u003eDirect OEM replacement for part number 8625814\u003c\/li\u003e\n\u003cli\u003eManufactured by Atk to meet or exceed original specifications\u003c\/li\u003e\n\u003cli\u003eFits TH-400 (3L80) and SPRA transmission applications\u003c\/li\u003e\n\u003cli\u003eIdeal for transmission rebuilds, repairs, and performance upgrades\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eCompatibility\u003c\/h3\u003e\u003cp\u003eThis intermediate roller clutch sprag is compatible with TH-400, 3L80, and SPRA transmissions across various vehicle brands. It serves as a reliable replacement for OEM part number 8625814 and is suitable for a wide range of automotive applications requiring a 375 or 425 roller clutch configuration.\u003c\/p\u003e\u003ch3\u003eWhy Choose This Part?\u003c\/h3\u003e\u003cp\u003eWhen you need a dependable sprag that won't let you down, trust Atk for quality you can feel. This 8-roller intermediate clutch is engineered for long-lasting performance and precise fitment, making your rebuild easier and more reliable. Don't settle for less—order now and get your transmission back on the road with confidence.\u003c\/p\u003e","brand":"ATK","offers":[{"title":"Default Title","offer_id":49484866879747,"sku":"34419","price":31.36,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0833\/0333\/4147\/files\/34419_01.png?v=1792190808"},{"product_id":"pan-gaskets-th400-chevrolet-1965-41518","title":"Pan Gasket Th375 \/  TH400 \/  Th475 \/  3L80 65-on Farpak","description":"\u003ch2\u003ePan Gasket Set for TH375, TH400, TH475, 3L80 Transmissions | Chevrolet\/GM 1965+ | Atk\u003c\/h2\u003e\u003cp\u003eKeep your transmission sealed and leak-free with this high-quality pan gasket set designed for TH375, TH400, TH475, and 3L80 automatic transmissions. Manufactured by Atk, this Farpak gasket delivers a precise fit and reliable sealing performance for Chevrolet and GM vehicles from 1965 and up. Whether you are servicing a classic muscle car or a heavy-duty truck, this gasket provides the durability you need for a proper transmission pan seal.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003ePrecision-cut Farpak gasket material for an exact fit on TH375, TH400, TH475, and 3L80 transmission pans\u003c\/li\u003e\n\u003cli\u003eResistant to transmission fluid, heat, and pressure for long-lasting sealing performance\u003c\/li\u003e\n\u003cli\u003eDirect replacement for worn or leaking pan gaskets, helping prevent fluid loss and contamination\u003c\/li\u003e\n\u003cli\u003eManufactured by Atk, a trusted name in transmission parts\u003c\/li\u003e\n\u003cli\u003eIdeal for routine maintenance, rebuilds, and transmission pan servicing\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eCompatibility\u003c\/h3\u003e\u003cp\u003eThis pan gasket is compatible with Chevrolet and Chevrolet\/GM vehicles equipped with 3L80 and TH400 transmissions from 1965 and later. It also fits TH375 and TH475 applications within the same family. Always verify your transmission model and pan bolt pattern before ordering.\u003c\/p\u003e\u003ch3\u003eWhy Choose This Part?\u003c\/h3\u003e\u003cp\u003eAtk pan gaskets are engineered to meet or exceed original equipment specifications, giving you confidence in every install. Do not let a small leak turn into a major repair. Order this pan gasket today and keep your transmission running clean and efficient.\u003c\/p\u003e","brand":"ATK","offers":[{"title":"Default Title","offer_id":49484873203971,"sku":"41518","price":24.44,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0833\/0333\/4147\/files\/41518_01.png?v=1792190915"},{"product_id":"bushing-kits-th400-chevrolet-1964-41530","title":"Bushing Kit \/  TH400 \/  375 \/  3L80 \/  M40 64-on Gm (10 Bushings)","description":"\u003cp\u003eThe bushing kits is a premium-quality replacement component designed for \u003cstrong\u003eTH400\u003c\/strong\u003e automatic transmissions. Specifically engineered for \u003cstrong\u003eChevrolet\u003c\/strong\u003e vehicles from 1964-ON.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eKey Features:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003ePrecision-engineered for optimal transmission performance\u003c\/li\u003e\n  \u003cli\u003eHigh-quality construction for maximum durability\u003c\/li\u003e\n  \u003cli\u003eDesigned to meet or exceed OEM specifications\u003c\/li\u003e\n  \u003cli\u003eIdeal for transmission rebuilds and repairs\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCompatible with:\u003c\/strong\u003e Chevrolet vehicles equipped with \u003cstrong\u003eTH400\u003c\/strong\u003e transmission system from 1964-ON.\u003c\/p\u003e\n\u003cp\u003eThis aftermarket part meets or exceeds OEM specifications, ensuring reliable performance and long service life. Manufactured to the highest quality standards. Backed by our satisfaction guarantee.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eOrder SKU 41530 now\u003c\/strong\u003e and benefit from fast shipping from our Doral, FL warehouse. Perfect for professional mechanics and DIY enthusiasts.\u003c\/p\u003e","brand":"AFTERMARKET","offers":[{"title":"Default Title","offer_id":49484873236739,"sku":"41530","price":41.24,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0833\/0333\/4147\/files\/41530_01_4439b364-77c6-4f87-8ba2-19472cac5806.png?v=1787596344"},{"product_id":"washer-kits-th400-chevrolet-1964-41570","title":"Washer Kit TH400 \/ 375 \/ 3L80 64-on Gm","description":"\u003ch2\u003eWasher Kit for TH400, 3L80, and 375 Transmissions | Chevrolet\/GM 1964+\u003c\/h2\u003e\u003cp\u003eRestore proper clearances and reliable operation in your automatic transmission with this complete washer kit from ATK. Engineered for the TH400, 3L80, and 375 transmissions, this kit supplies the thrust and end-play washers needed for a precise rebuild. It is a practical solution for rebuilders and enthusiasts working on Chevrolet\/GM vehicles from 1964 and up.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eComplete washer kit for TH400, 3L80, and 375 transmissions\u003c\/li\u003e\n\u003cli\u003eManufactured by ATK for dependable fit and function\u003c\/li\u003e\n\u003cli\u003eHelps maintain correct end play and clearances during rebuilds\u003c\/li\u003e\n\u003cli\u003eIdeal for transmission overhaul and repair projects\u003c\/li\u003e\n\u003cli\u003eCompatible with Chevrolet\/GM applications from 1964 and later\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eCompatibility\u003c\/h3\u003e\u003cp\u003eThis washer kit is compatible with Chevrolet and Chevrolet\/GM vehicles equipped with the TH400, 3L80, and 375 automatic transmissions from 1964 and newer. Please verify your transmission model and year before ordering.\u003c\/p\u003e\u003ch3\u003eWhy Choose This Part?\u003c\/h3\u003e\u003cp\u003eATK washer kits offer a straightforward way to refresh critical clearances during your transmission rebuild. If you are servicing a TH400, 3L80, or 375, this kit helps you get the job done right. Order today to keep your Chevrolet\/GM project moving.\u003c\/p\u003e","brand":"ATK","offers":[{"title":"Default Title","offer_id":49484873629955,"sku":"41570","price":41.6,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0833\/0333\/4147\/files\/41570_01.png?v=1792190917"},{"product_id":"sprags-th400-chevrolet-2016-6239g","title":"Sprag \/  AOD \/  AODE \/  4R70W \/  Aode-w \/  TH400 \/  Th375 \/  3L80 \/  Th425 16 Roller \/  Low (rear). (oem# 8623842 \/  C3az-7a089-a)","description":"\u003ch2\u003eSprags for AOD, 4R70W, 3L80 Transmissions | Ford | Atk\u003c\/h2\u003e\u003cp\u003eRestore proper one-way clutch operation in your automatic transmission with this 16-roller low\/rear sprag from Atk. Engineered to meet or exceed OEM specifications, this sprag replaces worn or damaged units to help eliminate slipping, delayed engagement, and erratic shifting. It is a direct-fit replacement for select Ford AOD, AODE, 4R70W, and GM TH400\/TH375\/3L80\/TH425 applications.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e16-roller low\/rear sprag design for reliable one-way holding\u003c\/li\u003e\n\u003cli\u003eManufactured by Atk to strict quality standards\u003c\/li\u003e\n\u003cli\u003eDirect replacement for OEM part numbers 8623842 and C3AZ-7A089-A\u003c\/li\u003e\n\u003cli\u003eHeat-treated rollers and race for durability under load\u003c\/li\u003e\n\u003cli\u003ePrecision-ground components for smooth, consistent engagement\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eCompatibility\u003c\/h3\u003e\u003cp\u003eThis sprag is compatible with Ford AOD, AODE, and 4R70W transmissions, as well as GM TH400, TH375, 3L80, and TH425 units. It fits vehicles using these transmissions across various model years. Please verify your transmission code and OEM part number before ordering.\u003c\/p\u003e\u003ch3\u003eWhy Choose This Part?\u003c\/h3\u003e\u003cp\u003eAtk is a trusted name in transmission components, and this sprag delivers the dependability you need for a lasting repair. Whether you are rebuilding a Ford AOD or servicing a GM TH400, this 16-roller low\/rear sprag offers a precise fit and dependable performance. Order now to get your transmission shifting correctly again.\u003c\/p\u003e","brand":"ATK","offers":[{"title":"Default Title","offer_id":49484893520131,"sku":"6239G","price":31.38,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0833\/0333\/4147\/files\/6239G_01.png?v=1792191152"},{"product_id":"bands-th400-chevrolet-1964-rb48871","title":"Band \/  TH400 (3L80) \/  375 \/  3l80-hd \/  4L80E \/  (475) \/  425 Front Flex \/  64-up Raybestos","description":"\u003ch2\u003eBand for TH400, 3L80, 4L80E Transmissions | Chevrolet\/GM 1964+ | Raybestos\u003c\/h2\u003e\u003cp\u003eRestore firm, reliable shifting in your GM automatic transmission with this premium front flex band from Raybestos. Engineered for the TH400 (3L80), 4L80E, and related 375\/475 applications, this band delivers the holding power and durability that high-torque builds demand. Whether you're rebuilding a classic muscle car or servicing a heavy-duty truck, this Raybestos band is built to handle the heat and stress of real-world driving.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eManufactured by Raybestos, a trusted name in transmission friction components\u003c\/li\u003e\n\u003cli\u003eFront flex band design for TH400 (3L80), 4L80E, and 375\/475 series transmissions\u003c\/li\u003e\n\u003cli\u003eHigh-performance friction material for consistent engagement and long service life\u003c\/li\u003e\n\u003cli\u003eDirect-fit replacement for 1964 and newer Chevrolet\/GM applications\u003c\/li\u003e\n\u003cli\u003eIdeal for stock rebuilds, performance upgrades, and heavy-duty towing\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eCompatibility\u003c\/h3\u003e\u003cp\u003eThis band is compatible with Chevrolet and Chevrolet\/GM vehicles equipped with TH400, 3L80, 3L80-HD, 4L80E, 375, 425, and 475 transmissions from 1964 and up. Please verify your transmission model and band style before ordering.\u003c\/p\u003e\u003ch3\u003eWhy Choose This Part?\u003c\/h3\u003e\u003cp\u003eRaybestos has been the go-to choice for transmission rebuilders for decades, and this front flex band is no exception. When you need dependable holding power and smooth, positive shifts, trust the brand the pros rely on. Order now and get your GM transmission back on the road with confidence.\u003c\/p\u003e","brand":"RAYBESTOS","offers":[{"title":"Default Title","offer_id":49485103202563,"sku":"RB48871","price":43.59,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0833\/0333\/4147\/files\/RB48871_01.png?v=1792192593"},{"product_id":"bands-th400-chevrolet-2025-34325a","title":"Band \/  TH400 (3L80) \/  375 \/  3l80-hd \/  4L80E \/  (475) \/  425 High Energy 1.25\" Wide (oem# 24210080)","description":"\u003ch2\u003eBand for 3L80, 4L80E, TH400 Transmissions | Chevrolet\/GM | Atk\u003c\/h2\u003e\u003cp\u003eRestore firm, reliable shifts in your GM automatic transmission with this high-energy band from Atk. Engineered as a direct replacement for the 3L80, 4L80E, and TH400, this 1.25-inch wide band delivers the holding power these heavy-duty units demand. Whether you are rebuilding a work truck or a performance build, this band is built to handle the torque.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e1.25-inch wide high-energy friction material for superior holding capacity\u003c\/li\u003e\n\u003cli\u003eDirect fit for 3L80, 4L80E, and TH400 transmissions\u003c\/li\u003e\n\u003cli\u003eManufactured by Atk to meet or exceed OEM specifications\u003c\/li\u003e\n\u003cli\u003eOEM reference number 24210080 for easy cross-verification\u003c\/li\u003e\n\u003cli\u003eIdeal for stock rebuilds and heavy-duty applications\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eCompatibility\u003c\/h3\u003e\u003cp\u003eThis band is compatible with Chevrolet and Chevrolet\/GM vehicles equipped with the 3L80, 4L80E, or TH400 automatic transmission. Years of coverage vary by vehicle; please verify your specific application before ordering.\u003c\/p\u003e\u003ch3\u003eWhy Choose This Part?\u003c\/h3\u003e\u003cp\u003eAtk is a trusted name in transmission components, and this band is a smart choice for any rebuild. It offers the durability and precise fit you need to get your vehicle back on the road with confidence. Order now and get fast shipping from Florida.\u003c\/p\u003e","brand":"ATK","offers":[{"title":"Default Title","offer_id":49485254394115,"sku":"34325A","price":27.56,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0833\/0333\/4147\/files\/34325A_01.png?v=1792194016"}],"url":"https:\/\/shop.atkits.com\/collections\/3l80.oembed","provider":"ATK and parts, LLC","version":"1.0","type":"link"}