4l60e Shift PatternThe 4L60E (and similar 4L65E) is a series of automatic transmissions from General Motors. Drill/tap six bolt transfer case pattern into face of NP203, plug up stock holes and make a tab to hold down the idler shaft. The 4L60E requires a stand-alone controller that we selected from FAST. 283 Results Found For "4l60e reverse pattern valve body" KEYWORD: 4l60e reverse pattern valve body Individual Parts Part Groups In-Store Pickup Results 1 - 25 of 283 25 Records Per Page Best Keyword Match Sort FTI Performance Billet Aluminum Trans-Brake Valve Bodies F4009B. The 4L60E is rated to handle up to 360 ft-lb (490 N⋅m) of torque. Hughes Performance Street and Strip Transmissions 74-1E. Designed for longitudinal engine configurations, the series includes 4 forward gears and 1 reverse gear. The 4L60-E is an automatic shift, four-speed overdrive, longitudinally positioned transmission. Drill/tap six bolt transfer case pattern into face of NP203, plug up stock holes and make a tab to hold down the idler shaft. , the shift lever position),. However, when they go bad, you will notice very quickly. Novak Conversions :: 4L60E. In addition; new filter, band, low roller clutch, forward sprag, needed bushings or all bushings, torringington bearings, rebuild the oil pump, upgrade to. 95 Part# 70441 Add To Cart Holley EFI Terminator X Max - LS1/LS6 $1,822. It weighs 146 lbs before transmission fluid is added and 162 lbs with it. B&M Shifters, Automatic Transmission. Symptoms Of A Failing 4L60E Transmission. 0L used a dished flexplate to place the starter ring gear in the correct position. This remanufactured 4L60E Hard Hat Transmission comes with a matching torque converter, ready to install! 3yr Warranty Fast & Easy Core Return Our 4L60E is rated for engines producing up to 275hp/250tq The Hard. GM 4L60E Design Changes and Tags. It is now widely considered to be the best rendition of the finest overdrive automatic transmission ever produced. Gate Plate: Rock Crawler Reverse Pattern. a fused cigarette lighter plug, a project box (this is an old one with extra holes), 3 SPST switches, 8ft of multi-conductor cable (I used ethernet cable), and a junkyard section of wiring harness with the. Let's say you have a 1>2 (meaning 1st to 2nd gear shift) set at 6,400 RPM and 40MPH. The list goes on and on, which makes the Street/Strip GM 4L60E transmissions a very desirable unit. Though the shell is supposed to be one piece, not only can it break off, but it can also strip out the splines. The 4L60e transmission is an electronically operated 4-speed transmission designed for vehicles with longitudinal engines. When there are problems with this shift valve and solenoid, it lea. For an example, here are the patterns for the GM 4L60E: 1 The Pressure Control solenoid controls main line pressure, pulsed at 0-60% duty cycles at 293Hz. Before adding the recommended 4L60e transmission fluid, this transmission weighs 146 lbs. Column Shift Automatic Transmission Shifter Linkage Kit">E. Learn how the 4L60E 1-2 Shift Valve works (and the 1-2 shift solenoid)(Shift Solenoid A). 4l60e Bellhousing Bolt Pattern Diagram. Disassemble Parts: Rebuilding your 4L60E transmission requires that you disassemble its. 4L60E TRANSMISSIONS">4L60E TRANSMISSIONS. You could choose to do that in third gear if you like. Shifting Your 4L60E Transmission From Weak to Wicked. The late 4L60E has a removable bellhousing and a six bolt tailhousing (different than TH400 six bolt tail). In most cases, you can use the 4L60E trans with its 298mm style converter behind a normal, six-bolt LS crank flange engine (4. The 4L60E is the electronically commanded evolution of the Turbo-Hydramatic 700R4, originally produced in 1982. They can be purple or green depending on the year; They all are shifted by the vehicles ECM; They all have aluminum cases; No changes in gearing. Diagnostic Trouble Codes (DTC) Wiring & Diagrams. Browse All Variations and Gate Plates. It was used in many GMC and Chevy vehicles, starting with the 1982 model year. GM TH700R4 / 4L60 & Early 4L60. A welder will also be necessary. Shifting Your 4L60E Transmission From Weak to Wicked - Gearstar Shifting Your 4L60E Transmission From Weak to Wicked Rebuilding your 4L60E transmission can transform it into a tougher performance transmission. The 3rd to 4th clutches can wear out quickly. Shifting/TCC/TM (w/ Pics). Winters Performance 177-1 Stock Pattern 4L60E & 700R4 Standard Sidewinder Shifter With Cable for a sandrail, rock Crawler, KOH, Ultra4, truck, UTV, side-by-side, dune buggy, mini buggy, manx, king of the hammers, 4x4, or Jeep 700R4 & 4L60E Stock Shift Pattern. To alter the transmission tunnel, you will need more than just a hammer. The 4L85 was designed for vehicles up to 16,500 lbs. The 4L80 series require a shifter with a 7-position quadrant; P, R, N, OD, D, 2, 1. It is available in both conventional PRN4321 and reverse PRN1234 shift patterns. 4l60e trans not shifting past 2nd gear!!!. Another is cast slightly thicker, designated as the "K" case, as purposed for many trucks. Late (~’97 and newer) 4L60E. 4L60E shift pattern I've been reading forums for over a month. Torque Converter Lockup Problems. 1) leave the trans in 3rd gear and it shifts perfectly fine on point as the commanded tps & mph parameters are set too. Unknown miles but sure the trans has been gone through at some point. First off the A4 needs to satisfy TWO variables before the shift is made. In most cases, you can use the 4L60E trans with its 298mm style converter behind a normal, six-bolt LS crank flange engine (4. Their standard shifter comes completely assembled in a standard console with a 5 foot (3 inch. Connect the shifter you have crafted to the transmission. Torque Converter Clutch Solenoid Switched GND. 95 Add To Cart Compare Wish List. Adding a shift kit to your 4l60e equipped car, truck, or SUV will help correct and improve the lazy shifting that the 4l60e is somewhat known for in factory form. 4L60E / 4L65E Specs Length: 21. The 4L60e transmission is an electronically operated 4-speed transmission designed for vehicles with longitudinal engines. The 4L60E is a 4-speed (meaning it has 4 gears) transmission, with gear ratios of 3. The truth of the matter is that what RPM you are shifting a 4l60e at under full throttle load depends on a number of factors, such as: Is the transmission built? If so, with what components. 25 2007 Avalanche, 383, 4L60E fine tuning and Shift Pattern questions Hello Everybody! Ok, I have a 2007 Avalanche with a 5. There are three main castings of the 700R case. The outputs 1 and 2 must have a unique pattern in the forward (controlled) gears. Shifting Your 4L60E Transmission From Weak to Wicked Rebuilding your 4L60E transmission can transform it into a tougher performance transmission. The 4L80E was designed for vehicles up to 8000 lbs. The transmission provides firm shifts and features a standard shift pattern, these are the finest available for street and strip use. When the engine gets to 6,400 RPM then trans will generally wait until it hits 40MPH before commanding the shift and vice versa. Automatic Transmission, GM Bellhousing, Automatic Valve Body, Forward Shift Pattern, Chevy, 4L60E, RWD or 2WD, Each. a fused cigarette lighter plug, a project box (this is an old one with extra holes), 3 SPST switches, 8ft of multi-conductor cable (I used ethernet cable), and a junkyard section of wiring harness with the. Hardware to create the shift linkage between a GM or Ididit steering column; Premium steel construction for superior strength and durability; For TH 350, TH 400 and 4L60E transmissions; Zinc-plated for rust and corrosion prevention; Rod length 21. 4L60E 3-4 Shift Problem. It utilizes four forward gears and one reverse gear and has a vehicle weight rating of 6000 lbs. The truth of the matter is that what RPM you are shifting a 4l60e at under full throttle load depends on a number of factors, such as: Is the transmission built? If so, with what components. Automatic Transmission, GM Bellhousing, Automatic Valve Body, Forward Shift Pattern, Chevy, 4L60E, RWD or 2WD, Each. 1-inch bolt pattern. Hard Second Gear – The third most common symptom of a failing 4L60E transmission is the difficulty in shifting to the second gear. They can be purple or green depending on the year They all are shifted by the vehicles ECM They all have aluminum cases No changes in gearing 4L60E One Piece Case Identification: 93-97 The one-piece case 4L60E was produced from 1993 through 1997. 3L based 383ci, 239/247 cam, 12:1CR, 3200RPM Stall, ported H/I/TB, and LT headers. It’ll have more durable components, increased torque and horsepower, and be more rugged for the road. Transmission Model: 4L60E Individual Parts Part Groups In-Store Pickup Results 1 - 25 of 335 25 Records Per Page Default Sort B&M Magnum Grip Pro Stick Shifters 81104 Shifter, Automatic Trans, Magnum Pro Stick W/Dual Buttons Part Number: BMM-81104 ( 3 ) Estimated Ship Date: Today Free Shipping $402. 00 Gated shifter 4L60E Qty: + - Share: Overview Contact Us Winters “Sidewinder” gated shifters Completely assembled console style shifter that uses a 5 ft. A rebuild of the 4L60E will make it a more reliable, solid transmission. GVWR and with engines up to 460 ft. 1) leave the trans in 3rd gear and it shifts perfectly fine on point as the commanded tps & mph parameters are set too. It'll have more durable components, increased torque and horsepower, and be more rugged for the road. If this happens, a data log may show. 4L60E shift pattern I've been reading forums for over a month. The second is so hard that it almost feels like a shift kit has been installed. 81" torque converter) Engine Compatibility: 90 degree "small and big block" I6, V6, and V8 Gear Ratios: 1st: 3. 20K views 1 year ago PHOENIX How an automatic transmission works can be mysterious. GM recommends that 4l60e transmission pan bolts be torqued to 97 in-lbs, so not overly tight at all. The 4L60-E is an automatic shift, four-speed overdrive, longitudinally positioned transmission. ALL 4L60E transmission have a 12 pin connector from the harness. 4l60e Transmission Exploded View Diagram. Here are how the solenoids are engaged in the 4 speeds: 1st Gear - Solenoid A is ON Solenoid B is ON 2nd Gear - Solenoid A is OFF Solenoid B is ON 3rd Gear - Solenoid A is OFF Solenoid B is OFF 4th Gear - Solenoid A is ON Solenoid B is OFF The solenoids are cheap ($15) and trivial to replace. Properly installed shift kits will make all shifts more firm and quick without making it feel like you got hit by a train. The 4L60E is an electronically shifted General Motors RWD 4-speed automatic transmission. All of the 1998-up cases used behind the LS family of engines used the separate bellhousing style of case. com">MegaShift 4L60E Control Strategies. The 4L60E transmission by General Motors first came onto the scene in 1992 where it served as a replacement or upgrade to the 700R4 transmission. Automatic Transmission, Forward Shift Pattern, Automatic, Manual Valve Body, Chevy, 4L60E, Each. Bellhousing Bolt Pattern – The TH350 has a bolt at the 12 o’clock position that most Gen III 4L60E transmissions just do not have. Estimated Ship Date: Jul 31, 2023 (if ordered today) Core Charge $200. Rebuilding a 4L60E Transmission with More Toughness. Learn how the power flows through the 4L60E automatic. We found that with a loose converter, the rpm drop going into fourth gear was less than the drop when we locked up the converter. I just can't find one with the same issues I'm challenged with. Also many 4l60e master kits contain a new 3-4 piston. If you take out the 4L60E and try to put in the 4L80E, you must make room for it. When the engine gets to 6,400 RPM then trans will generally wait until it hits 40MPH before commanding the shift and vise versa. The traditional small-block six-bolt bellhousing pattern is the best and easiest way to identify a 4L60E style transmission if you find one at the swap meet for sale. The meaning of the 4l60e is derived from having “4” forward drive gears, “L” for longitudinal installation, “60” explains the light to medium duty use based on its 6,000 pound gross vehicle weight capacity (GVW), and “E” for being electronically controlled via the powertrain control module (PCM). Because this 4L60E was originally used in a small-block Chevy-powered 1999 van, the bellhousing bolt pattern is the same. Holeshot 2400 Torque Converter, 1998-up GM LS1 with 4L60E/4L65E. TH350 vs 4L60E: Comparing the Differences. chevy general motors gm turbo-hydramatic turbo hydra-matic turbo hydramatic. The filters we recommend for your 4l60e are: GM 24208576 (Factory deep pan) GM Genuine Parts 24208576 Automatic Transmission Fluid Filter Kit with Gasket and Seal Manufactured to GM OE specifications for fit, form and function. Shifting Your 4L60E Transmission From Weak to Wicked - Gearstar Shifting Your 4L60E Transmission From Weak to Wicked Rebuilding your 4L60E transmission can transform it into a tougher performance transmission. 4L60E Identification + Specs. Generally speaking, a 700R4/4L60E transmission will fit most applications that originally contained a TH350/TH400,” concurs Winstead, adding,”The 4L80E will not require many modifications in early. How To Make a 4L60E Manual Shifter. It weighs 133 pounds without transmission fluid. Although both transmissions were quite similar, it was the first time when GM shifted from a hydraulically-controlled transmission to an electronically-controlled one. For an example, here are the patterns for the GM 4L60E: 1 The Pressure Control solenoid controls main line pressure, pulsed at 0-60% duty cycles at 293Hz. We'll show you how we tuned a 4L65E to give us both a much more aggressive downshift schedule as well as a much cleaner and smoother short-shift schedule at light throttle that saved us a bunch of fuel during part-throttle cruise. 4L60E shift pattern I've been reading forums for over a month. GATED SHIFTER-4L60E STOCK SHIFT PATTERN SKU: 715681-4L60E $268. 0:00 / 18:42 Rebuilding a GM 4L60E Transmission for a Chevy Silverado - Truck Tech S1, E12 POWERNATION 1. On the 4L60E we did for the El Camino, we decided to lock up the converter after 50 mph in fourth gear only. When there are problems with this shift valve and solenoid, it lea. How to use the 4L60e manual shifter Disconnect the vehicle wiring harness from the transmission at the case by squeezing the sides together while pulling the connector up. By adjusting the line pressure, the PCM can maintain acceptable transmission shift times. Wiring Harness We've discussed how electronics and sensors are different between the two transmissions. One is the standard car version. It’s not an issue to bolt one where the other was. Now route the cable from under the vehicle into the inside without letting it drag the ground. Find Shifters, Automatic Transmission 4L60E Transmission Model and get Free Shipping on Orders Over $109 at Summit Racing! $5 Off Your $100 Mobile App Purchase - Get the. 4L60E fine tuning and Shift Pattern ">2007 Avalanche, 383, 4L60E fine tuning and Shift Pattern. Installing a 4L60E Transmission in an Early A. cable and includes all the mounting hardware. Automatic Transmission, Forward Shift Pattern, Automatic, Manual Valve Body, Chevy, 4L60E, Each. 4L60E transmission—All you need to know. 4l60e Shift Solenoid Symptoms, Testing & Replacement. Identify a 4L60E Transmission and Decipher Case Tags">How To Identify a 4L60E Transmission and Decipher Case Tags. The late 4L60E has a removable bellhousing and a six bolt tailhousing (different than TH400 six bolt tail). History Before the Late 4L60-E transmission, there was the Turbo 700R4, which was introduced in 1982. Drill/tap six bolt transfer case pattern into. A rebuild of this nature allows you to gain the full benefits evident on higher transmission. I have spent the better part of 45 days tweaking the trans tune to get it where I think I want it, and I believe I'm 99% there. Learn how to tune GM's 4L60E / 4L65E transmission using HP Tuners to get the drivability and gear shifting that you want and that suits your driving style. Cable Bracket & Shift Lever Kit - GM 4L60E through 4L85E - Front Cable Exit $38. How To: 4L60/65E trans tuning. LS Swap Automatic Transmission Guide. The Later 4L60-E has a six bolt "hex" rear bolt pattern and a removable bellhousing. The 4L60-E is an automatic shift, four-speed overdrive, longitudinally positioned transmission. B&M Street/Strip Automatic Transmission. In a lot of situations, a 4l60e might not be making the 2-3 shift quick enough and ultimately bounces off the rev limiter prior to making a shift. A chrome transmission pan is installed to contain the fluid, but is aesthetically pleasing as well. History Before the Late 4L60-E transmission, there was the Turbo 700R4, which was introduced in 1982. For the shift solenoid outputs, the only thing that you will need to change is Input 2 (SOL B) for the output, as it has the. GVWR and with engines up to 440 ft. 95 Part# 550-934T Add To Cart Overview. The key distinction of the 700R4 / 4L60 / Early 4L60-E (from the Later 4L60-E) is the four bolt rear output or tailhousing / adapter pattern. 5 quarts (Dry) Gear Ratios: 1st Gear: 3. If this happens, a data log may show that your shift timing, shift mph, and shift RPM points might be way off and require tuning. Ask Away! with Jeff Smith: 4L60E vs. 4L60E">Novak Conversions :: 4L60E. How to use with 203/205 doubler. Designed for longitudinal engine configurations, the series includes 4 forward gears and. 4l60e Transmission Guide & Information. Transmission Model: 4L60E Individual Parts Part Groups In-Store Pickup Results 1 - 25 of 334 25 Records Per Page Default Sort B&M Magnum Grip Pro Stick Shifters 81104 Shifter, Automatic Trans, Magnum Pro Stick W/Dual Buttons Part Number: BMM-81104 ( 3 ) Estimated Ship Date: Tomorrow Free Shipping $402. MegaShift is an electronic controller for this transmission that is based. of torque and towing capacity was up-rated to 22,000 LBS. Strip Automatic Transmission. What RPM should A 4l60e Shift At?. Lets say you have a 1>2 (meaning 1st to 2nd gear shift) set at 6,400 RPM and 40MPH. The Later 4L60-E has a six bolt "hex" rear bolt pattern and a removable bellhousing. Later versions use a pinned flare and o-ring design for these fluid circuits. The Later 4L60-E has a six bolt "hex" rear bolt pattern and a removable bellhousing. There is no cleaning pulse (dither) every 10 seconds on this transmission (unlike the 4L80E). 49 Sold As: 1 Shifter, Hardware And Cable Part Number: ART1771 MFG Number: 177-1 Quantity: Add to Cart California Prop 65 Warning: This item may cause cancer or reproductive harm. 4L60E transmission—All you need to know – Rx …. There are 2 shift solenoids in a 4l60e (1-2 and 2-3), and both control up and downshifts with fluid passing through them when commanded to do so by the computer. Stock 4l60e / 4l65e transmissions shouldn't be shifted at more than 6,000 RPMS. 4l60e Transmissions Parts & Information. Automatic Transmission, Forward Shift Pattern, Automatic/Manual Valve Body, Chevy, 4L60E, RWD, Each. ) Yoke Style Input Spline Quantity First Gear Ratio (Automatic Transmissions) Price Range Savings Central Selected Filters Part Type: Automatic Transmissions Transmission Model: 4L60E Filter Results by Vehicle Search New Vehicle Sort Sort By. Find B&M Shifters, Automatic Transmission 4L60E Transmission Model, Forward Shift Pattern and get Free Shipping on Orders Over $99 at Summit Racing!. Most 4l60e transmission filters and kits (including pan gasket and filter seal) cost around $20 – $30. 4L80E Transmission Differences And How To …. The key distinction of the 700R4 / 4L60 / Early 4L60-E (from the Later 4L60-E) is the four bolt rear output or tailhousing / adapter pattern. A shift kit is a great way to improve the performance of your 4l60e transmission, but there are a number of things to consider before installing one. Need help evaluating problem with 4L60E. com/_ylt=AwrFcM1uT2Bku4shMCZXNyoA;_ylu=Y29sbwNiZjEEcG9zAzIEdnRpZAMEc2VjA3Ny/RV=2/RE=1684062191/RO=10/RU=https%3a%2f%2fwww. If you find a lot of problems when you are shifting from 3rd to 4th, this could be the issue. The following table illustrates the hardware logic required to shift gears in the 4L60E. When your 4l60e starts to act up and not shift correctly, one very likely culprit is the shift solenoids. The 4L60E family of transmissions uses 2 shift solenoids, initially called Shift Solenoid A. Like most of these cases, the transmission. Cable Bracket & Shift Lever Kit - GM 4L60E through 4L85E - Front Cable Exit. What Causes A 4l60e Transmission To Slip. The 4L60E family of transmissions use 2 shift solenoids, initially called Shift Solenoid A & Shift Solenoid B, later changed to comply with OBD II (On Board Diagnostics revision 2) regulations to 1-2 Shift Solenoid & 2-3 Shift solenoid. 07 The maximum output torque of the 4L80E transmission is 885 ft. GVW, E lectronically controlled, although the transmission sees. while the top engine input torque is 440 ft. The Winters Shifter is the number one choice of a shifter when it comes to Off Roading. Starting in 1996, many 4L60E transmissions employed a bolt-on bellhousing. The 4L60-E derives its designation from its specifications: 4 -speeds, L ongitudinally positioned, 60 00 lbs. 4l60e Bellhousing Bolt Pattern Diagram Related Posts 4l60e Valve Body Diagram 4l60e Valve Body Identification Guide 4l60e Mechanical Components Diagram Previous Article 4l60e Operating Temperature – What Should A 4l60e Temperature Be? Next Article 4l60e Transmission Exploded View Diagram. (dry) Case: Cast Aluminum Max Torque: 360 lb ft (488 N. 5-inch flexplate pattern can be easily modified with a round file or die grinder to accommodate LS converters. The 4L60E uses three types of sensors: Temperature Sensor, used to determine TCC lock-up, 3 Pressure Switches (not that these are sometimes called 'transmission pressure switches, TPS, but they should not be confused with the Throttle Position Sensor), used to determine the currently selected gear (i. ALL 4L60E transmission have a 12 pin connector from the harness. Common 4L60E Transmission Problems: Diagnosis. First off the A4 needs to satisfy TWO variables before the shift is made. The 4L60E as a computer-control system features a powertrain control module (PCM) that aids in control using sensors like the throttle position sensor (TPS) and vehicle speed sensor (VSS). Transmission Shift Pattern Make/Engine Valve Body Style Drivetrain Tailshaft Length (in. There are three main castings of the 700R. Introduced in 1993 for trucks, vans, and SUVs, then in 1994 for rear-wheel-drive passenger cars, the 4L60E from General Motors is an evolution of the Turbo-Hydramatic 700R4 and replaced the tried and true TH350. The 4L60E family of transmissions use 2 shift solenoids, initially called Shift Solenoid A & Shift Solenoid B, later changed to comply with OBD II (On Board Diagnostics revision 2) regulations to 1-2 Shift Solenoid & 2-3 Shift solenoid. We also used a TCI Breakaway lockup torque converter designed for the. 4l60e Transmission Specs Case Material: Aluminum Torque Rating: 360 ft lbs Weight: 146 pounds (Dry) Fluid Capacity: 11. 4L60E Transmission Problems: Diagnosis & How To Fix">Common 4L60E Transmission Problems: Diagnosis & How To Fix. ) The wiring inside the 4L60E transmission looks like this: The corresponding AMPseal connections for the control/sense functions are: Function. This Winters Shifter is for a 700R4/4L60E transmission and has a Flushmount Console. In a lot of situations, a 4l60e might not be making the 2-3 shift quick enough and ultimately bounces off the rev limiter prior to making a shift. The TCC lock up output and the output 3 (an PWM output) can be set freely. GM 4L80E Automatic Transmission">The Novak Guide to the GM 4L80E Automatic Transmission. The 4L80E has the same input pattern as the 4L60E (the defaults in the code). The 4L60E (and similar 4L65E) is a series of automatic transmissions from General Motors. Learn how the 4L60E 1-2 Shift Valve works (and the 1-2 shift solenoid)(Shift Solenoid A). Automatic Transmission, Forward Shift Pattern, Automatic/Manual Valve Body, Chevy, 4L60E, RWD, Each Part Number: TCI-371016 ( 6 ) Estimated Ship Date: Today Free Shipping $3,895. LS engine converters use an in-between 11. 4l60e Shift Solenoid Guide When your 4l60e starts to act up and not shift correctly, one very likely culprit is the shift solenoids. It utilizes four forward gears and one reverse gear and has a vehicle. The 4L60E is an electronic transmission that comes from the 700R4. 4l60e Transmission Pan Torque Specs & Sequence When tightening the transmission pan bolts, be sure to install bolts in a criss-cross or star pattern from one side to the other to prevent over tightening on one side of the pan. Find Shifters, Automatic Transmission 4L60E Transmission Model and get Free Shipping on Orders Over $109 at Summit Racing! $5 Off Your $100 Mobile App Purchase - Get the App Vehicle/Engine Search Vehicle/Engine Search Make/Model Search. Rear planet torque capacity is increased by 20 percent with a five-pinion planet (left) and ring gear instead of the 4L60E's vanilla four pinion (right). 5″ depth bell with 6 bolts for non-gen 3 LS applications and a 7″ depth bell with 7 bolts for LS applications. 1K 654K views 3 years ago What you. 4L60E / 4L65E Specs Length: 21. These are: The wiring inside the 4L60E transmission looks like this: The corresponding AMPseal connections for the control/sense functions are: In addition there are: On the GPIO, the connections are: CANH: Ampseal. Technical Info: 4L60E Transmission Adaptive Functions">Technical Info: 4L60E Transmission Adaptive Functions. The outputs 1 and 2 must have a unique pattern in the forward (controlled) gears. 4L60E shift pattern I've been reading forums for over a month.