Despite its name, the 4L80E is not an upgrade to its GM counterparts. Introduced alongside the original 4L60 in the early 1990's the 4L80E was designed for large trucks and is designed as a heavy duty unit, rather than a transmission for smaller cars or even some pickups. Applications that use this transmission include the 8.1 L Avalanche, the Tahoe, and the Hummer. Monster provides a wide selection of different performance ratings in our transmissions, including mild, heavy duty, super sport, and SS Xtreme.

The 4L80E Transmission: A Robust Choice for High-Performance and Heavy-Duty Applications

The 4L80E Transmission is a favorite among car enthusiasts and professionals alike. Known for its robust design and versatility, the 4L80E is commonly found in high-performance vehicles and heavy-duty applications. However, like any mechanical component, it has its share of common problems that users should be aware of.

Common Problems with 4L80E Transmissions

Torque Converter Issues: One of the most common problems with the 4L80E transmission is related to the torque converter. Drivers often report shuddering or vibration during acceleration, which can indicate a failing torque converter.

Solenoid Failure: The 4L80E transmission relies on solenoids to regulate the flow of transmission fluid. When these solenoids fail, it can result in erratic shifting or a complete inability to shift gears.

Overheating: Like many high-performance transmissions, the 4L80E can suffer from overheating issues, especially under heavy load conditions. This can lead to a breakdown of the transmission fluid, resulting in poor lubrication and increased wear and tear on internal components.

Slipping: Another common issue is gear slippage, where the transmission unexpectedly shifts out of gear or fails to engage properly. This can be particularly dangerous and is often a sign of internal damage or wear.

Leaking: Leaks are another frequent problem with the 4L80E transmission. These leaks can occur at the pan gasket, seals, or cooler lines, leading to low fluid levels and subsequent transmission damage.

Why Choose a Monster Transmission 4L80E?

At Monster Transmission, we understand the frustrations that come with transmission problems. That's why we offer our specially designed 4L80E transmissions, built to not only address these common issues but to exceed your performance expectations. Here’s why you should consider our Monster Transmission 4L80E:

3-Year No-Fault Warranty: We stand by the quality of our transmissions with an industry-leading 3-year no-fault warranty. No matter what happens, we've got you covered, giving you peace of mind with your purchase.

Free Transmission Fluid: Every Monster Transmission 4L80E comes with free transmission fluid, ensuring that you have everything you need for a successful installation and optimal performance right out of the box.

Problem-Free Performance: Our expert technicians have identified and corrected all common 4L80E transmission issues in our Monster Transmissions. From reinforced torque converters to upgraded solenoids and enhanced cooling solutions, our transmissions are built to last.

Performance Options: We offer several performance options to meet the unique needs of every customer. Whether you’re looking for a transmission for daily driving, towing, or high-performance racing, we have the perfect solution for you.

Customer Satisfaction: At Monster Transmission, customer satisfaction is our top priority. Our dedicated support team is always ready to assist you with any questions or concerns, ensuring that you get the best possible service and support.

4L80E Transmission Gear Ratios

The 4L80E automatic transmission makes use of 4 forward gears and one overdrive gear. Here is the gear ratio of the 4L80E transmission:

First gear — 2.48

Second gear — 1.48

Third gear — 1.00

Fourth gear — 0.75

Reverse — 2.07

4L80E Transmission Identification

You can identify the 4L80E transmission using its unique RPO tag in the vehicle’s glove compartment. Here are some GM transmission RPO codes you should know:

4L80E — MT1

Tag ID Examples:

4DRP, 4CLP, 4BLP, 4ARP, 4AIP, 4CJP, 4CRP, 4BRP, 4ALP, 5DRP, 5CLP, 5BLP, 5ARP, 5AIP, 5CJP, 5CRP, 5BRP, 5ALP, 6DRP, 6CLP, 6BLP, 6ARP, 6AIP, 6CJP, 6CRP, 6BRP, 6ALP

OEM Part # Examples:

19431742, 24270749, 24279064, 19333281, 24256570, 24261979, 24261980, 24261981, 24261982, 24261983, 24261984, 24261985, 24261986, 24261987, 24261988, 24261989, 24261990, 24261991, 24261992, 24261993, 24261994, 24261995, 24261996, 24261997, 24261998, 24261999, 24262000, 24262001, 24262002, 24262003, 24262004, 24262005, 24262006, 24262007, 24262008, 24262009, 24262010, 24262011, 24262012, 24262013, 24262014, 24262015, 24262016, 24262017, 24262018, 24262019, 24262020, 24262021, 24262022, 24262023, 24262024, 24262025

In conclusion, while the 4L80E transmission is a powerful and versatile choice, it does come with its own set of challenges. By choosing a Monster Transmission 4L80E, you’re not only getting a product that addresses these common problems but also one that comes with a host of additional benefits and peace of mind. Experience the difference with Monster Transmission – where quality, performance, and customer satisfaction come together.

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