How Much Power Can a 6L80 Handle

The 6L80 is a heavy duty automatic transmission that was introduced in the 2006 model year. It is designed to handle up to 600 horsepower and 1,000 lb-ft of torque. However, it is not uncommon for this transmission to be modified to handle even more power.

There have been instances of them being built to handle over 1,000 horsepower.

The 6L80 is a heavy duty six-speed automatic transmission built by General Motors. It was introduced in late 2005, and is the first six-speed automatic to be used in a production vehicle. The 6L80 features clutch-to-clutch operation, meaning that there are no torque converters or fluid couplings in the transmission.

This results in a more fuel efficient transmission, as well as quicker shifting. The 6L80 is capable of handling up to 650 lb-ft of torque, making it ideal for use in high performance applications.

6L80E 1000Hp Rebuild Kit

A 6L80E rebuild kit is a great way to get your transmission back in top shape. This transmission is known for its strength and durability, but even the best transmissions need a little bit of TLC from time to time. A rebuild kit will give you all of the necessary parts to freshen up your 6L80E and get it back into peak condition.

If you’re looking for a high-quality rebuild kit, we recommend checking out Monster Transmissions. They offer a variety of different kits designed specifically for the 6L80E, including a 1000hp-rated option. Their kits come with everything you need to complete the job, including detailed instructions.

No matter which rebuild kit you choose, make sure to follow the included instructions carefully. With a little bit of elbow grease and attention to detail, you’ll have your 6L80E running like new in no time!

What’S the Difference between a 6L80 And a 6L80E?

The 6L80 and 6L80E are both six-speed automatic transmissions designed for use in rear-wheel-drive vehicles. The main difference between the two is that the 6L80E has an electronically controlled transmission while the 6L80 does not. This means that the 6L80E can be shifted using paddles on the steering wheel or by simply putting the shifter into the manual mode, while the 6L80 will need to be shifted manually using a lever.

Both transmissions are built with heavy duty materials and are capable of handling high torque loads, making them ideal for use in performance applications.

Is the 6L80 Transmission Any Good?

The 6L80 transmission is a good transmission. It is a 6-speed automatic that was introduced in 2006. It has a variety of features that make it a good choice for many applications, including:

• Good fuel economy – the 6L80 is rated to get up to 9 mpg in the city and 14 mpg on the highway. • Smooth shifting – the transmission shifts smoothly and quietly. • Durable – the 6L80 is built to last, with a 100,000 mile warranty from GM.

How Much Horsepower Can a 6L90 Handle?

The 6L90 transmission is a heavy duty six-speed automatic that was introduced in 2007. It is designed for use in RWD and 4WD vehicles with a V8 engine. This transmission can handle up to 600 horsepower and 1000 ft-lbs of torque.

It has a cast aluminum case with an integral bell housing. The 6L90 features six forward gears and one reverse gear. The first five gears are ratios of 3.06, 2.36, 1.69, 1.27, and 1:1 while the sixth gear is an overdrive ratio of 0.75:1.

How Long Will a 6L80 Last?

Assuming proper maintenance, a 6L80 transmission should last around 150,000 to 200,000 miles. However, if the transmission is not properly maintained or if it is frequently used in towing or other strenuous applications, its lifespan may be significantly shorter.


The 6L80 is a six-speed automatic transmission built by General Motors. It was introduced in late 2005, and was first used in the 2006 Cadillac STS-V and GMC Denali XL. The 6L80 features clutch-to-clutch shifting, meaning that there are no bands to break or replace.

The transmission is also capable of handling up to 650 lb-ft of torque, making it one of the most powerful transmissions on the market.

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