1999-2005 Chevrolet Silverado 2500 6.0L 2WD 4L80E Reman Transmission + Warranty

✅ VEHICLE FITMENT / COMPATIBILITY

Fits select 1999–2005 Chevrolet Silverado 2500 and Silverado 2500HD trucks equipped with the 6.0L V8 gasoline engine, 2WD / Rear-Wheel Drive, and 4L80E 4-speed automatic transmission.

Compatible Applications

• 1999 Chevrolet Silverado 2500 6.0L V8 2WD
• 2000 Chevrolet Silverado 2500 6.0L V8 2WD
• 2001 Chevrolet Silverado 2500 / 2500HD 6.0L V8 2WD
• 2002 Chevrolet Silverado 2500 / 2500HD 6.0L V8 2WD
• 2003 Chevrolet Silverado 2500 / 2500HD 6.0L V8 2WD
• 2004 Chevrolet Silverado 2500 / 2500HD 6.0L V8 2WD
• 2005 Chevrolet Silverado 2500HD 6.0L V8 2WD

GM catalog information shows the LQ4 6.0L + MT1 transmission combination in these heavy-duty Silverado applications. GM Parts Giant

Transmission Specifications

Vehicle: Chevrolet Silverado 2500 / 2500HD
Years: 1999–2005
Engine: 6.0L Vortec V8
Engine Code: LQ4
Drivetrain: 2WD / RWD
Transmission: 4L80E
GM RPO Code: MT1
Transmission Type: 4-Speed Automatic
Pan: 17-Bolt
Condition: Professionally Remanufactured
Warranty: Included

✅ THIS LISTING IS FOR

1999–2005 CHEVROLET SILVERADO 2500 / 2500HD
6.0L V8 GASOLINE
2WD / REAR-WHEEL DRIVE
4L80E 4-SPEED AUTOMATIC
RPO MT1

⚠️ IMPORTANT TRANSMISSION IDENTIFICATION

GM used multiple 4L80E tag/ID codes throughout this year range.

Common 2WD identification codes may include variations such as:

• MJP
• MCP
• HPP
• TZP
• Other year-specific 4L80E ID codes

The transmission ID tag is located on the transmission case and should be matched to the original application. Service data identifies the 4L80E by a metal identification plate attached to the transmission case. DiagnostData

❌ DOES NOT FIT

This listing is not intended for:

• 4WD / 4x4 Silverado applications
• 5.3L applications using a different transmission
• 6.6L Duramax diesel applications
• 8.1L applications equipped with Allison transmissions
• Vehicles requiring a 4L60E
• Vehicles requiring an Allison 1000
• Units with incompatible output-shaft or transmission-ID configurations

2WD AND 4WD 4L80E UNITS ARE DIFFERENT

This listing is specifically for the 2WD / RWD configuration.

PROFESSIONALLY REMANUFACTURED GM 4L80E

The 4L80E is GM's heavy-duty electronically controlled 4-speed automatic transmission used in many 3/4-ton truck applications.

This unit is professionally remanufactured to restore dependable factory-style operation and heavy-duty performance.

Remanufacturing Process

• Transmission completely disassembled
• Case thoroughly cleaned and inspected
• Internal hard parts inspected
• Worn or damaged components replaced
• New seals and gaskets installed
• Clutch packs inspected and rebuilt
• Bushings and bearings inspected/replaced as required
• Pump assembly inspected and serviced
• Valve body inspected and serviced
• Solenoids inspected and tested
• Known 4L80E wear areas addressed
• Updated components installed where applicable
• Torque converter professionally remanufactured
• Transmission professionally reassembled
• Final unit inspected and tested prior to shipment

PRODUCT FEATURES

✓ Genuine 4L80E / MT1 Application
✓ 6.0L LQ4 V8
✓ 2WD / Rear-Wheel Drive
✓ Heavy-Duty 4-Speed Automatic
✓ Professionally Remanufactured
✓ Updated Components Where Applicable
✓ Remanufactured Torque Converter
✓ Professionally Inspected & Tested
✓ Warranty Included

⚠️ IMPORTANT INSTALLATION INFORMATION

Proper installation is required for correct transmission operation and warranty eligibility.

Installation should include:

• Correct GM-approved automatic transmission fluid
• Transmission cooler thoroughly flushed or replaced
• Cooler lines cleaned and inspected
• All metal debris and contamination removed
• Correct fluid-level procedure
• PCM/TCM programming or relearn where required
• Engine and transmission mounts inspected
• Driveshaft and U-joints inspected
• Professional installation by a qualified repair facility

A contaminated transmission cooler or cooler line can quickly damage a replacement transmission.

?️ WARRANTY INCLUDED

This professionally remanufactured 4L80E includes warranty coverage against qualifying defects in materials and workmanship, subject to applicable installation and warranty requirements.

⚠️ FREIGHT SHIPPING

This transmission ships by freight carrier.

Additional charges may apply for:

• Residential delivery
• Liftgate service
• Limited-access delivery
• Remote areas
• Special handling