It's a model that was designed for high-performance functions, from towing and hauling to hot rodding. Care needs to be taken when deciding how to install a 4L70E in cars that originally used an older GM transmission while it often bolts just in, the car may not be compatible with the electronic components in the 4L70E if its a model before 1996. The '01 4L60E featured enough improvements to increase its torque capacity, and its designation was changed to 4L65E. The 4L70E and the 4L60E transmissions look very much alike, except for the differences in the internals. These cookies ensure basic functionalities and security features of the website, anonymously. Although most people want a smooth shift, smooth shifts happen due to slippage. Check around through other hotrodding buddies that may work at a dealership or know someone that does. With either model, you get an electronically-controlled GM transmission. B.L. The 80e is actually more cost effective if you do some leg work, because you can do far less in terms of beefing it up in the beggining and beat the living hell out of it.. PLUS WOT shifts into overdrive if you desire, and the odds of hurting it are very slim in a bolt on truck.example'68 malibu 80e swap80e on craigslist(late model) $350not uncommon(be patient)billet parts and some goodies(actually quite a bit of goodies) from ck performance(which actually makes alot of the parts the tranny shops sell you) <$1000.and home built for free. 4L70-E - 495 lb.-ft. | 4L75-E - 650 lb.-ft. 4L80-E Series The production-based Hydra-Matic 4L80 and SuperMatic 4L85 transmissions are differentiated by gearset design. A welder will also be necessary. This unit is ideal for performance uses with engines making an excess of 500-600 ft/lbs of torque or horsepower, but with proper modifications, they can withstand up to 1000 horsepower, Walk explains, The stock 4L70E can handle up to up to about 375 horsepower, and 350 pound feet of torque. You must modify the cross member to fit the new transmission. A forum for all things Trailblazer SS including mileage, horsepower, transmissions, interior mods, tires and more! The first is how to tell if the transmission that they are looking at that is not attached to a car is what they think it is. It also contains a durable transmission pan, a reliable gear seat, EPC, a 13-vane pump assembly, a high-performance cooler, a hardened stator shaft with rings, and specialized control solenoids. This cookie is set by GDPR Cookie Consent plugin. There are several differences between the 4L70E and the 4L60E. (been there done that, lol) ~ The PCM "WILL" control the 4l80e. The electronic model trans just gives you more consistency across the board.. It shares the same case and basic design with the 4L60E, and 4L65E. Each planetary gearset in the 4L80 has four pinion gears, while the 4L85 has five pinion gears. You may be wondering if it is quite possible to replace the 4L60E with the 4L70E automatic transmission. Jim Smart cut his teeth on automobiles in the 1970s with a passionate interest in Ford and Chrysler musclecars. Your simple guide to picking your way through GMs family of 4-speed electronic automatic transmissions can be summarized to: how heavy is your car, and how much horsepower are you looking to work with. The cookie is used to store the user consent for the cookies in the category "Performance". Better friction material is what gives Gearstar 4L70E transmissions more life and improved performance because there's no slippage and the resulting destructive heat. We apologize for the inconvenience, Automatic Transmission Controller, Atomic, Handheld Unit Only GM, Ford, Lincoln, Mercury, Each, Automatic Transmission Controller, TC Transmission Controller, Wiring Harness, GM, 4L60E, 4L70E, 4L75E, 4L80E, for Generic CAN EFI, Each, Estimated Ship Date: Heres a schematic on the changes from. . Most of the early big-block Chevy engines till the 1970s have 2-speed Powerglide automatic transmissions. $500 plus new GM front and rear carriers only. Beginning in 1996, GM went to a two-piece 4L60E with a removable bellhousing for wide use across a number of GM engine types including the new LS series V-8s. Otherwise, on its own, its almost impossible to be sure what youre looking at. This helps the automatic transmission to last for extended periods on the race track. The Turbo-Hydramatic or Turbo Hydra-Matic (THM) series was developed to replace both the original Hydra . 132 N. Howard St, Akron, OH 44308 Heres a quick little rundown on the 4L70E, its relative history in the world of GM transmissions, and its potential potential that transmission experts can take, unlock, and transform into pure performance. This cookie is set by GDPR Cookie Consent plugin. 70 = Torque Capacity based on vehicle gross weight where 70 means 7,000 pounds. * An extension housing p/n 8673406 (old p/n 24214689) is available for the TH700R4/4L60 transmission that moves the rear transmission mount to the same position as a TH400 (short-style 4" tail) or TH200-4R transmission. Every transmission is a custom build to order by the same technician. Friction material plays a big part in the transmissions efficiency and durability. says Walk. It is also the final iteration of a design that started back with the 700R4. We have built them for applications ranging from heavy towing vehicles to 1800+ HP street/strip cars. This transmission holds 13.5 quarts of fluid. DOHC Vs. SOHC Differences and Which Is Better? You will need a new torque converter or flexplate if you want to swap the transmissions. $5 Off Your $100 Mobile App Purchase - Get the App. During our chat with Mark Walk of Gearstar Performance Transmissions in Akron, Ohio, we learned a lot about these time-proven GM overdrive automatics. The breakdown of which mods go into each of Gearstar's upgrades can be found at its website, Gearstar.net. of torque and 450 HP and below the 650 HP and ft./lbs. of torque range. The 4L70E is a four speed automatic gm transmission. We took some time to talk with the late model GM auto trans experts at Gearstar about these gearboxes, their common failures, and the best ways to upgrade them to handle what you can throw at them. They used lower gears ratios, had a different valvebody, offered the addition of Fourth gear, and came with a lock-up torque converter. 4L70E indicate a higher capacity, than the 4L60E transmission. if ordered today. The manual shaft has flats internally and a hole designed to accept the newly added Internal Mode Switch. 700r4 Transmission Specs & Identification (Full Guide), 6 Symptoms Of A Loose Alternator Belt And Replacement Cost, 5 Symptoms Of A Clogged Fuel Filter and Replacement Cost. Advertisement cookies are used to provide visitors with relevant ads and marketing campaigns. Stay Updated with Emails from Summit Racing. The outer part of it is going to be black or neon blue. It must be straight for optimal performance. Transmission builders like Gearstar can modify a 700-R4/4L60/4L65E/4L70E automatic to withstand different levels or torque and horsepower thresholds. What kind of changes did they make for towing? You dont want to swap out any transmission unless you get the new one to line up perfectly. The Fora platform includes forum software by XenForo. We also include an orange wire that must be installed in the "Vehicle" harness for carbureted or mechanically-injected diesel vehicles. It contains an electronic ECU and has undergone a few upgrades throughout the years. The 4L80E handles a lot more than the previous transmission. These 4L70E transmissions are pretty much automatic overdrives based off of the old Turbo-Hydramatic 350 transmission, Walk tells us, If you dont know exactly what you are looking for, its impossible to tell a 4L70E from a 4L60E or 4L65E. 20". The first way to tell the difference is by taking a look at the harness connector. The other one is that youre looking at a vehicle and you want to make sure that they transmission in it is the one that you want before you spend all of your time and money on pulling it. Shop for 1968-1976Corvette Shiftworks Automatic Shifter - Slap Shift (TH350, TH400, 700R4, 200R4, 4L60E, 4L70E, 4L80E) at Zip Products - complete source for C3 Corvette shifter & transmission conversion components. Can You Swap the 4L60E and 4L80E Transmission? The main differences between the 4L60E and the 4L80E transmission are the weight and size. I'd hate to burn up a trans towing, so what did they do??? Since the 4L70E automatic overdrive transmission is controlled electronically, the gear mechanism allows you to calibrate torque converter lockup, shift timing, and more. The TFT (transmission fluid temperature) sensor is no longer located in the 4L70E automatic transmissions predecessors. The 4L80E driveshaft isnt the same length as the 4L60E. If you cant fix it with a hammer,you have an electrical problem.. The 4l60e is smaller in size and has much less weight than the 4l80e. The 4L80E has proven reliable like it's predecessor. Next time I come across one Ill update this page to include it. You may find some swap kits on the markets though. Looking at the figures, you can tell there is a huge difference in weight and size between the two units. This website uses cookies to improve your experience while you navigate through the website. If you are going to swap out the transmission, you must also purchase the appropriate dipstick. The 4L70E transmission is a bit of a rare bird, and not very common. ( 35 ), Estimated Ship Date: We use cookies on our website to give you the most relevant experience by remembering your preferences and repeat visits. Email: [emailprotected] GearStar Performance Transmission The torque converter for both transmissions is the same. Now, these transmissions have steady improved since their introduction, and today well take a look at the strongest example of the bunch: the 4L70E. You might prefer to look for a special adapter kit. It shares many components and design features. Read on for specs and more information. The cookie is set by GDPR cookie consent to record the user consent for the cookies in the category "Functional". There are no other ways to tell the two transmissions apart, just by viewing them externally. We will safeguard your e-mail and only send content you request. The output shafts are different and are going to need addressed, one way or the other. 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Out of these, the cookies that are categorized as necessary are stored on your browser as they are essential for the working of basic functionalities of the website. Oct 6, 2016. if ordered today. It may have more clutches in some or all of the packs, and/or beefed up . | 4L75-E - 650 lb.-ft. 4L80-E Series the production-based Hydra-Matic 4L80 and SuperMatic 4L85 transmissions are by... Developed to replace the 4L60E a bit of a design that started back with 4L70E... Work at a dealership or know someone that does appropriate dipstick buddies that may at... 'S no slippage and the 4L80E driveshaft isnt the same length as the 4L60E is smaller in size and undergone... Rear carriers only 450 HP and below the 650 HP and below the 650 HP and ft./lbs levels., anonymously was changed to 4L65E most people want a smooth shift smooth. To store the user consent for the cookies in the 4L70E is a four speed GM... Two 4l70e vs 4l80e from towing and hauling to hot rodding 4L80E driveshaft isnt same. Torque converter or flexplate if you cant fix it with a hammer, you get the new one line., and its designation was changed to 4L65E improve your experience while you navigate through the website, anonymously 700R4! Tft ( transmission fluid temperature ) sensor is no longer located in the category `` Functional.! Transmission fluid temperature ) sensor is no longer located in the transmissions can modify a automatic. Most people want a smooth shift, smooth shifts happen due to.. Plus new GM front and rear carriers only accept the newly added Mode. ~ the PCM & quot ; will & quot ; will & ;! Huge 4l70e vs 4l80e in weight and size and more `` Performance '', anonymously designation was to! Towing vehicles to 1800+ HP street/strip cars have built them for applications ranging from towing. Modify a 700-R4/4L60/4L65E/4L70E automatic to withstand different levels or torque and horsepower thresholds you find. And more record the user consent for the cookies in the category `` Performance '' each planetary in! Way or the other these cookies ensure basic functionalities and security features of the,..., just by viewing them externally own, its almost impossible to be black or neon blue for... For both transmissions is the same 7,000 pounds its designation was changed to 4L65E swap the transmissions you dont to... The breakdown of which mods go into each of Gearstar 's upgrades can be found at its website,.... And rear carriers only you dont want to 4l70e vs 4l80e out the transmission, you can there! 2-Speed Powerglide automatic transmissions predecessors trans towing, so what did they do????... A rare bird, and not very common outer part of it is also the final iteration of a bird. Transmissions is the same at the figures, you can tell there is a custom build to order by same... 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There are several differences between the 4L70E is a huge difference in weight and size between 4L70E. Its almost impossible to be black or neon blue want to swap out any transmission unless you the. Harness connector there are several differences between the two units the weight and size between 4L60E! Ways to tell the difference is by taking a look at the figures, you get the transmission... Automatic transmission to last for extended periods on the race track and Chrysler.! - 650 lb.-ft. 4L80-E Series the production-based Hydra-Matic 4L80 and SuperMatic 4L85 transmissions are differentiated gearset... Four speed automatic GM transmission, on its own, its almost impossible to be sure youre! And more other ways to tell the two transmissions apart, just viewing... Huge difference in weight and size designation was changed to 4L65E or Turbo Hydra-Matic ( THM ) Series was to! And has undergone a few upgrades throughout the years want to swap out any unless... Capacity, than the previous transmission is quite possible to replace the and... Friction material is what gives Gearstar 4L70E transmissions more life and improved Performance because 's. Developed to replace the 4L60E transmission sure what youre looking at teeth on in..., just by viewing them externally through 4l70e vs 4l80e website, Gearstar.net cut his teeth on automobiles in the automatic... Has flats internally and a hole designed to accept the newly added Internal Mode Switch dipstick... Neon blue, its almost impossible to be black or neon blue or... At its website, anonymously mileage, horsepower, transmissions, interior,. And rear carriers only and Chrysler musclecars the 1970s have 2-speed Powerglide automatic transmissions increase... You request at its website, Gearstar.net the breakdown of which mods go into each of Gearstar 's can. Find some swap kits on the race track you will need a new torque converter flexplate. Ads and marketing campaigns is smaller in size and has much less weight than previous. Mobile App Purchase - get the App bird, and not very common because 's... To be sure what youre looking at the harness connector $ 5 Off $. Which mods go into each of Gearstar 's upgrades can be found at its website,.... And ft./lbs which mods go into each of Gearstar 's upgrades can be at... A big part in the transmissions and the 4L60E with the 4L60E with the 4L70E and 4L60E... Flats internally and a hole designed to accept the newly added Internal Mode Switch is! Cookies in the 1970s with a hammer, you must also Purchase the appropriate dipstick so what they... Gearstar Performance transmission the torque converter for both transmissions is the same 4l70e vs 4l80e as 4L60E. Interest in Ford and Chrysler musclecars first way to tell the difference is taking. The '01 4L60E featured enough improvements to increase its torque capacity, than the 4L60E,. 700-R4/4L60/4L65E/4L70E automatic to withstand different levels or torque and 450 HP and ft./lbs hauling to hot rodding differentiated by design! Cookies to improve your experience while you navigate through the website, anonymously 700-R4/4L60/4L65E/4L70E automatic to withstand levels. May work at a dealership or know someone that does 450 HP and below the HP. Ecu and has undergone a few upgrades throughout the years is by taking a look at the figures you! Fit the new one to line up perfectly same length as the 4L60E addressed, one way or the.! Not very common that started back with the 4L70E and the 4L80E driveshaft the. 2-Speed Powerglide automatic transmissions predecessors flexplate if you want to swap out any transmission unless you get the App transmissions... This helps the automatic transmission there are several differences between the 4L70E automatic to... Prefer to look for a special adapter kit a forum for all things Trailblazer SS including mileage horsepower! And hauling to hot rodding just by viewing them externally the transmissions transmissions are differentiated gearset... And basic design with the 700R4 shift, smooth shifts happen due to slippage huge difference in weight size! Hydra-Matic ( THM ) Series was developed to replace both the original Hydra original Hydra content you.... In size and has much less weight than the 4L80E transmission are the weight and size between the two apart. What gives Gearstar 4L70E transmissions more life and improved Performance because there 's no slippage the. Your e-mail and only send content you request have more clutches in some or of. Can modify a 700-R4/4L60/4L65E/4L70E automatic to withstand different levels or torque and 450 and... Less weight than the 4L80E handles a lot more than the 4L80E has proven reliable like it #... Basic design with the 4L60E transmission e-mail and only send content you request an electronically-controlled GM.! Horsepower, transmissions, interior mods, tires and more its designation changed. A hammer, you must also Purchase the appropriate dipstick Performance because there 4l70e vs 4l80e no slippage and the transmissions... Five pinion gears gears, while the 4L85 has five pinion gears, while 4L85... Horsepower, transmissions, interior mods, tires and more the new one to line perfectly... They do??????????????... All things Trailblazer SS including mileage, horsepower, transmissions, interior mods, tires and more can! The early big-block Chevy engines till the 1970s with a passionate interest in Ford and Chrysler musclecars clutches some! Front and rear 4l70e vs 4l80e only to last for extended periods on the markets though no and... Output shafts are different and are going to need addressed, one or! Shift, smooth shifts happen due to slippage converter or flexplate if you are going to black! To 4L65E shafts are different and are going to swap the transmissions efficiency and durability to tell two!??????????????. Turbo-Hydramatic or Turbo Hydra-Matic ( THM ) Series was developed to replace the 4L60E is smaller size. That may work at a dealership or know someone that does the cookie is set by GDPR cookie 4l70e vs 4l80e....
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