GMC 91558 Automatic Transmission 4L80E

( Manufacturer Part Number: 91558 ), ( Manufacturer Warranty: 90 Day ), ( Genuine Oem: Yes ), ( Seller Notes: 206, 911 Miles At, 4x4 ), ( 4l80e: Opt Mt1, Gasoline, 7.4l ), ( Interchange Item Code: 400 ), ( Type: Automatic Transmission Assembly )

Review GMC Used Automatic Transmission Assembly At fits SUBURBAN 2500 4X4 1999

GMC 4L80E Automatic Transmission for 1999 Suburban 2500 4x4 - A Robust Solution for Your GMC's Powertrain

Embark on a seamless driving experience with the GMC 91558 Automatic Transmission, expertly designed for the 1999 Suburban 2500 4x4. This 4L80E transmission is a testament to General Motors' engineering prowess, offering a perfect blend of durability, efficiency, and performance.

The 4L80E transmission is a heavy-duty, four-speed automatic transmission that delivers robust power distribution to your Suburban 2500 4x4's wheels. Its four-speed configuration ensures smooth gear shifts, while the automatic operation provides effortless driving, especially on challenging terrains.

The transmission features a hydraulic control system that ensures precise shifting, regardless of the load or driving conditions. It also boasts a torque converter lock-up clutch, which enhances fuel efficiency by reducing parasitic losses during overdrive.

The 4L80E transmission is known for its durability, thanks to its robust construction and high-quality components. It is built to withstand the rigors of off-road driving and heavy towing, making it an ideal choice for adventurous Suburban owners.

This GMC 91558 Automatic Transmission is a direct fit, ensuring a hassle-free installation process. It comes with all the necessary components for a seamless replacement, including the torque converter, transmission pan, and appropriate gaskets and seals.

By choosing this GMC 4L80E Automatic Transmission, you're not just getting a replacement part; you're investing in a reliable and efficient powertrain solution for your 1999 Suburban 2500 4x4. Experience the difference in driveability and performance that comes with this high-quality transmission. Upgrade your Suburban today and take on the road with confidence.

Analysis of a 1999 GMC Suburban 2500 4x4 4L80E with Automatic Transmission

1. Reliability: The 4L80E transmission is known for its durability and longevity, making it a popular choice among truck enthusiasts.

2. Capacity: As a 2500 model, this Suburban offers a higher towing capacity, which can be beneficial for those who need to tow trailers or heavy loads.

3. Off-Road Capability: The 4x4 drivetrain provides excellent off-road performance, making it suitable for adventurous activities.

4. Spacious Interior: The Suburban is renowned for its ample interior space, offering seating for up to nine people and a generous cargo area.

1. Age: Being a 1999 model, this vehicle may have accumulated a significant amount of wear and tear, potentially requiring costly repairs and maintenance.

2. Fuel Efficiency: Older vehicles, especially larger SUVs like the Suburban, tend to have lower fuel efficiency compared to newer models.

3. Safety Features: Older vehicles may lack some modern safety features, such as stability control, airbags, and advanced driver-assistance systems.

4. Potential Transmission Issues: While the 4L80E transmission is generally reliable, it can still develop issues, such as shifting problems or slipping, which could lead to costly repairs.

The 1999 GMC Suburban 2500 4x4 4L80E offers a combination of reliability, off-road capability, and spaciousness. However, its age and potential need for repairs, as well as lower fuel efficiency and outdated safety features, should be carefully considered.

If you are looking for a reliable, capable off-roader with plenty of space and are willing to invest in maintenance and potential repairs, this vehicle could be a good fit. However, it is advisable to have a thorough inspection done by a trusted mechanic before making a purchase to identify any potential issues. If budget and fuel efficiency are top priorities, you may want to consider a newer model.

Details:

Original parts mean a perfect fit. Parts go back into cars rather than landfill. AT 4X4 4L80E opt MT1 gasoline 7.4L. All parts are covered by warranty.

Every part is cleaned, tested and inspected by experts. Unless specified as Universal this is a direct fit Automatic Transmission Assembly. This part fits vehicles made in the following years 1999 ,2000.

part #: 91558 prices

• $185.00-$1013.00

specifications autotransmissionsgo:

• for models: 2500, 4x4, Suburban
• for makes: Gmc
• for years: 1999
• mpn: 91558
• manufacturer warranty: 90 Day
• genuine oem: Yes
• seller notes: 206, 911 Miles At, 4x4
• 4l80e: Opt Mt1, Gasoline, 7.4l
• interchange item code: 400
• type: Automatic Transmission Assembly

payments autotransmissionsgo:

• other
• wallet: Google-pay
• credit card: Diners-club

general autotransmissionsgo:

• condition: Used
• Car Truck Parts Accessories > Transmission Drivetrain > Automatic Transmission

offer autotransmissionsgo:

• availability: In Stock
• options: Ship-to-home
• sold: 0
• best offers: True
• started: June 14, 2025
• quantity: 1

seller autotransmissionsgo:

• # reviews: 777
• rating: 92.9%
• city: East Rochester, New York

returns autotransmissionsgo:

• policy: Returns Accepted
• paid by: Seller
• time: 60 Days

shipping autotransmissionsgo:

• type: Fixed
• service: Flat Rate Freight
• class: Freight
• cost: $0.00
• transit: 16-19 Days

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