Are 700R4 and 4L60 the same?
In 1990, GM decided to code and renamed their transmissions, the 700R4 is best described as a 4 speed, longitude transmission rated for vehicles around 6000 lbs. It was this information that was used to change its name to 4L60; therefore, a 700R4 and 4L60 are the same transmission.
What year is the best 700R4 transmission?
If you locate more than one of these transmissions, it is best to select the later model TH700R4. Design improvements were constantly added throughout the years it was offered. Generally, 1987 and up TH700R4s or 1990-’93 4L60 units are the most desirable.
How much horsepower can a 700R4 transmission handle?
The Street/Strip 700R4 is good for about 550 hp maximum, but with the HD input drum it is good for about 625 hp max. Add another $240.00 for the input drum.
What is the difference between a 700r and a 700R4 transmission?
The only difference between the two is how lazy the speaker or typer is. Myself, I’m a lazy typer and just use “700.” If it’s a 4 spd than it’s a “700.”
Is a 700R4 better than a TH400?
For a daily driver on the highway a 700R4, for a mudder truck definitely the TH400. For any rig it’s going to depend on the purpose. The TH400 is much stronger, but it doesn’t have overdrive and the first gear is only 2.48:1. The 700R4 has an overdrive gear (0.7:1), and a 3.06:1 first gear, but it’s not as strong.
Will a 4L60 replace a 700R4?
The 700R4 and 4L60E transmission are not siblings. It is better to think of them as the continuation of the same design. … When the 4L60E made it into production, it went to electronic control. This makes these transmissions incompatible with one another when looking to replace your transmission.
Which is better 200r4 or 700R4?
700R4 VS 200-4R Differences
67:1, which is a bit more aggressive of an overdrive than the 700R4. This means that the rpm is even lower when driving down the highway with the 2004R. As you can see, the gear ratios of the 200-4R are closer together than the 700R4, which makes it a better transmission for drag racing.
How can you tell if a 700R4 is good?
Find one that has the dipstick in place and look for signs of leaks. The vehicle from which the tranny is being pulled should give a clue to its reliability. Ask for at least a partial refund if the tranny is found to be bad. If you find at least a 85+ tranny it’s a good core to rebuild.
How long does a 700R4 transmission last?
However, if a rebuilt unit is paid more attention and care in terms of small, regular maintenance jobs, this ‘like new’ unit could conceivably last as long as any new unit – around 150,000 to 200,000 miles on average.