T
The Daily Insight

How do you tell which 4L60E I have

Author

Isabella Wilson

Published Feb 18, 2026

Appearance. The 4L80E can be told apart from the 4L60E by looking at their transmission fluid pan. This is because the 4L80E has a pan that is oval in shape whereas a rectangular pan is featured by the 4L60E. Another disparity between both devices is the number of bolts used to secure the transmission to the engine.

How do you tell which 4L60E I have? - Google Search

Appearance. The 4L80E can be told apart from the 4L60E by looking at their transmission fluid pan. This is because the 4L80E has a pan that is oval in shape whereas a rectangular pan is featured by the 4L60E. Another disparity between both devices is the number of bolts used to secure the transmission to the engine.

How do I identify my GM transmission?

Automatic Transmissions The easiest method of GM automatic transmission identification is to examine the transmission pan. New transmission designs came with new, unique pan shapes, and the general shape of the pan often paints a fairly clear picture of which automatic transmission you are dealing with.

How can you tell the difference between a 4L60E and a 4L60?

The rear output housing is configured with a six-bolt pattern in late model 4L60E transmissions. The 4L60 transmission is configured with a four-bolt pattern. The bolt pattern is not a guaranteed distinction, however, as early 4L60E transmissions, manufactured from 1992 through 1997, also have a four-bolt pattern.

How many different 4L60E transmissions are there?

TransmissionOverall LengthBellhousing to CrossmemberTH350 (6” tailshaft)27 11/16”20 3/8”4L60E (1993-’96)30 3/4”22 1/2”4L60E ’96 – later w/removable bellhousing30 3/4”23 3/16”4L60E ’98 – later w/ LS style bolt pattern31 5/32”23 19/32”

How much HP can a 4L60E handle?

Their Stage 2 Pro Race transmission can handle gobs of power while their Invincible Black Edition 4L60E trans can support over 1,000 ponies.

Can you swap a 4L60E with a 4L80E?

Upgrading from the 4L60E to the 4L80E is akin to going from a Dana 44 axle to a Dana 60–you’ll add some weight, but also add durability. According to GM Powertrain information, the 4L60E has a maximum engine torque rating of 360 lb-ft and a maximum gearbox torque rating of 610 lb-ft.

What vehicles did the 4L60E come in?

  • Buick Rainier 2004-2007.
  • Buick Roadmaster 1994–1996.
  • Cadillac Escalade 1999-2000, 2002-2005 (models with LM7/5.3L V8 Also with 6.0 LQ9)
  • Cadillac Fleetwood 1994–1996.
  • Chevrolet Astro 1993-2005.
  • Chevrolet Avalanche 2002-2008.
  • Chevrolet S-10 Blazer 1994-2005.
  • Chevrolet Camaro 1994–2002.

What years were the 4L60E used?

4L60E/4L65EOverviewManufacturerGeneral MotorsProduction1992–2013Body and chassis

What engines bolt up to 4L60E?

The front face 4L60-E is natively compatible with either the Chevrolet 90 degree “Small Block” & “Big Block” patterned engines (image, left), including the V6, V8 & I6.

Article first time published on

How can I tell what transmission I have?

Open the driver’s side door and find the white card on the side of the door that is filled with small black lettering. This card contains specific details about the year the car was made, its transmission, engine specifications and other details. Underneath or beside the “TR” symbol will be a number code.

How do I know what transmission I have by Vin?

Another way is to crawl under the vehicle and look for part numbers. Using a good flashlight, look for part numbers stamped into the transmission pan or the transmission itself. Your local auto part store or dealer will be able to cross-reference the numbers to determine the kind of transmission the part belongs to.

Can I tell what transmission I have by the Vin?

Why can’t I determine the transmission type for my VIN? … Unfortunately, this is not required by the NHTSA VIN standard. Some OEMs still use the same 10-digit VIN patterns for automatic and manual transmission vehicles, meaning that VIN alone will not be enough to determine the vehicle’s transmission type.

What year 4L60E are the same?

700R44L60eYear Range1982 to Early 19931993 to PresentCase Style1-Piece1-Piece or 2-PiecePan StyleShallowShallow 1993-1997 Deep 1997-UPOEM Planets4-Pinion4-Pinion

What does 4L60E stand for?

The 4L60E Transmission is a series of automatic transmission from General Motors. Previously named the THM700, and later renamed to 4L60 to fit into GM’s new naming convention. The “E” stands for the electronically shift controlled version of the 4L60 automatic transmission.

Are v6 and v8 4L60E transmissions the same?

The 4L60E in the NNBS is identical except the harness in 2009-2013. 2007.5-2008 are the exact same regardless if is v6 or v8. The converter or flexplate may be different tho.

How much weight can a 4L60E tow?

With the auto tranny and 5.3L and 4×4 shortbed, your truck is rated to tow a max of 8k lbs w/3.73 gears and 9k lbs w/4.10’s.

How long does a 4L60E last?

4l60e from 1996 held up well. Reverse kinda was finicky, every now and than it would slip but had a good life. I honestly think around 250-300k it should be rebuilt if its original.

Can you bulletproof a 4l60e transmission?

First of theres no such thing as bullet proofing a 4l60e. If you want bullet proof i would build a 4l80e .

What transmission can handle 1000 HP?

The PerformaBuilt Hydramatic 400 Racing Transmission is a mega-performance transmission capable of +1000 RWHP.

What does a Corvette servo do in a 4l60e?

The purpose of the vette servo mod is to allow the transmission to shift more quickly and efficiently from first to second gear. From the factory, the truck 4L60e’s have a smaller servo. The servo is used to apply the 2-4 band in the transmission.

What vehicles did the 4L70E come in?

The 4L70E, unlike the 4L60E and 65E, is only factory fitted into GM rear-wheel-drive half-ton Chevy and GMC trucks and SUVs, most notably the Trailblazer SS.

How can you tell the difference between a 700R4 and a 4L60E?

You can’t tell the difference between a 700R4 and a 4L60E by the oil pan as they are nearly the same. If the transmission has a large 18-pin electronic connector above the passenger side pan rail, it’s a 4L60E, as seen here. If it has a cable connection near the cooler lines on the passenger’s side, that’s a 700R4.

What does a shift kit do for a 4L60E?

In short, an automatic transmission shift kit modifies the transmission’s shift timing in order to dramatically increase shift firmness and durability of the transmission components.

Does 4L60E have overdrive?

GM 4L60E Transmissions Are Some of the Best on the Market The 4L60E is an automatic shift, four-speed overdrive transmission that has the reputation of being one of the best automatic transmissions ever made.

Did the 5.3 come with a 4L60E?

Super Moderator. The trucks that came with a 4l60e had the following motors. 07-13 trucks= 4.3, 4.8. They came behind the 5.3 upto 2008, in 09 the 5.3 got the 6l80e.

How many spline is a 4L60E?

The 4L60E is an electronically controlled version of the 4L60 that retains the 27-spline output shaft and has a 30-percent overdrive.

Where is the transmission serial number located?

Transmission serial numbers can be found on the Transmission data plate. The serial number of an Allison transmission may be located on the transmission data plate. This can be located on the side of the transmission.

How do I know if I have a 4R70W transmission?

Look for the electronic cable and electrical plug. AODE and 4R70W transmissions have a plug on the driver’s-side rear of the transmission housing. This is where the electronic control cable plugs into the unit and is what differentiates the older AOD transmission from AODE and 4R70W units.

Where is the ID tag on a transmission?

Find the transmission ID tag on the top surface of the transmission or under a servo bolts on the transmission.

What does the 8th digit in a VIN number mean?

Vehicle Description Section The fourth through eighth digits describe your vehicle’s model, body type, restraint system, transmission type, and engine code. The ninth digit is the check digit, which is used to detect fraudulent VINs.