GM 6L90 TRANSMISSION FOR SALE

$2,695.00

Product Overview & Specifications

In Stock, Used GM 6L90 Transmissions Available
Free Shipping to All 50 States via Freight Pallet, 5 to 10 Business Days
Donor Vehicle Confirmed (Silverado HD, Sierra HD, Express, Savana, Suburban, CTS-V, Camaro ZL1)
Engine Pairing Confirmed (6.6 Duramax, 6.0 Vortec, 6.2 EcoTec3, 5.3 EcoTec3, 6.2 LSA Supercharged)
All 6 Forward Gears and Reverse Tested
Torque Converter Lockup Function Verified
Adaptive Shift Operation Confirmed
Tow/Haul Mode Function Verified
TCM Calibration Documented
Fluid Inspection for Burned Smell or Metal Contamination
100% Inspection Before Every Order Ships
No Core Charge, Keep Your Old Transmission

100% Fitment Assistance

15 Days Replacement Warranty

Free & Fast Shipping

Category: Transmission

Description
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About the 6L90 Transmission for Sale

The 6L90 transmission, developed by General Motors, is renowned for its robust performance in heavy-duty truck applications and high-performance car applications. It’s designed to handle high torque outputs efficiently (590 to 700+ lb-ft), making it suitable for the Silverado / Sierra 2500HD / 3500HD pickup trucks, full-size SUVs, commercial vans, and the high-output Cadillac CTS-V and Chevrolet Camaro ZL1. Known for its durability, the 6L90 offers smooth shifting and reliability under demanding conditions, enhancing vehicle performance and drivability. Its design integrates advanced electronic controls to optimize fuel efficiency and power delivery, ensuring a balanced driving experience across the wide range of applications. Overall, the 6L90 transmission reflects GM’s commitment to engineering excellence, providing a transmission solution that meets the rigorous demands of heavy-duty trucks, commercial vans, performance sedans, and muscle cars alike.

Why Choose a Used 6L90 Transmission?

The 6L90 transmission is renowned for its capability to handle high horsepower and torque, making it an excellent choice for various GM truck, SUV, van, and high-performance applications. When you opt for this 6L90 transmission for sale at our site, you’re getting:

Cost-effective performance upgrade compared to dealer reman

Proven reliability across multiple GM applications

Compatibility with the entire GM Hydra-Matic 6L90 vehicle lineup

Potential for high-power applications (CTS-V and Camaro ZL1 use the same case)

Environmentally friendly choice (reusing a quality used transmission)

Proven performance history with documented donor vehicle

Features of the 6L90 Transmission

Tow/Haul Mode: Optimizes shift points and engine braking for improved control when towing heavy loads. Critical for Silverado 2500HD / 3500HD trailer applications.

Manual Mode: Enables manual gear selection (1-6) for a more engaged driving experience, popular in CTS-V and Camaro ZL1 performance applications.

Adaptive Shift Controls: Adjusts shift patterns based on driving conditions, load, and grade for enhanced performance and efficiency.

Torque Converter Lock-Up: Enhances fuel efficiency by minimizing slip between the engine and transmission at cruising speeds. Locks up in 4th, 5th, and 6th gears.

Integrated Cooling System: Maintains optimal transmission temperatures under heavy loads or high-stress conditions. Critical for Duramax towing applications.

Grade Braking: Automatically downshifts to assist in vehicle control during descents, reducing brake wear on long downhill grades.

Wide Gear Ratio Spread: Provides a balance between acceleration and fuel efficiency with a broad range of gear ratios (1st 4.027 to 6th 0.667).

Electronic Range Select: Allows drivers to limit the highest gear available, enhancing control in challenging terrain or towing situations.

Adaptive Traction Control Integration: Coordinates with traction control and StabiliTrak systems for optimized power delivery in various road conditions.

Performance Modes (Cadillac CTS-V and Camaro ZL1): Specific variants offer sport or performance modes, adjusting shift points and responsiveness for a more dynamic driving experience.

6L90 Transmission Fits

Vehicles:

Chevrolet Silverado 2500HD / 3500HD (2007 to 2019)

GMC Sierra 2500HD / 3500HD (2007 to 2019)

Chevrolet Express 2500 / 3500 (2010 to present) commercial vans

GMC Savana 2500 / 3500 (2010 to present) commercial vans

Chevrolet Suburban 2500 (2008 to 2019) heavy-duty SUV

Cadillac CTS-V (2009 to 2013) with 6.2L LSA supercharged V8 (556 HP)

Chevrolet Camaro ZL1 (2012 to 2015) with 6.2L LSA supercharged V8 (580 HP)

Engines:

6.6L Duramax V8 Turbo-Diesel (LBZ, LMM, LML, L5P generations)

6.0L Vortec V8 (LY6, L96)

6.2L EcoTec3 V8 (L86, L94 some applications)

5.3L EcoTec3 V8 (L83 some applications)

4.3L Vortec V6 (LV3, some applications)

6.2L LSA Supercharged V8 (CTS-V and Camaro ZL1 applications)

Quality Assurance for Our Used 6L90 Transmissions

When you purchase a used 6L90 transmission from us, you can be confident in its quality:

Thoroughly inspected and tested across all 6 forward gears

Donor vehicle and engine pairing confirmed (critical since 6.6 Duramax calibration differs from 6.2 LSA Supercharged calibration)

Low-mileage units available when possible

Competitive pricing vs Chevy dealer reman

Installation Considerations

Before installing your used 6L90 transmission:

Ensure compatibility with your vehicle model and year (Silverado/Sierra HD vs CTS-V vs Camaro ZL1 calibrations differ)

Plan for TCM (Transmission Control Module) reprogramming for proper calibration matching

Consider professional installation for optimal performance and warranty preservation

Replace torque converter at installation if showing wear or fluid contamination

bellhousing-to-tailshaft-length	23 inches
fluid-capacity	10-12 quarts
fluid-type	Automatic Transmission Fluid (ATF), GM Dexron VI
gear-ratios	1st: 4.027, 2nd: 2.364, 3rd: 1.532, 4th: 1.152, 5th: 0.852, 6th: 0.667, Reverse: 3.064
input-shaft-spline-count	30 Splines
output-shaft-spline-count	32 splines
overall-length	28.97 inches
torque-rating	590 lb-ft to 700 lb-ft
weight	240 pounds (without fluid)
type	Automatic Transmission
Model	6L90 / 6L90E
maker	General Motors (GM) Hydra-Matic
speeds	6-speed
production	2006 to 2019
compatibility	2006 GM 6L90 Transmission
price	$2, 695.00

FAQs

Availability of 6L90 Transmission for Sale?

Yes, you will find the best quality 6L90 Transmission for Sale at a very reasonable price with donor vehicle and engine pairing confirmed. Multiple applications available: Silverado HD, Sierra HD, Express, Savana, Suburban 2500, CTS-V, Camaro ZL1.

What is the price of the 6L90 Transmission for Sale?

$2,695.00 for this listing (SKU132). Reman 6L90 runs $3,200 to $6,800+ depending on source.

How reliable is the 6L90 transmission?

The 6L90 transmission is known for its durability and reliability in heavy-duty truck and high-performance applications. When properly maintained with regular fluid service and proper Tow/Haul mode use, it can provide robust performance with typical service life of 200,000+ miles in heavy-duty truck applications. Common failure modes are torque converter issues (typically fluid contamination related) and high-mile solenoid wear, both addressable through routine service.

How does the 6L90 transmission compare to other GM transmissions like the 4L60E, 6L80, or 8L90?

– 4L60E: Older 4-speed automatic, lighter duty (~360 lb-ft), used in earlier GM trucks – 6L80: Lighter-duty 6-speed automatic (~440 lb-ft) used in 1/2-ton trucks and SUVs (Silverado/Sierra 1500, Tahoe, Yukon) – 6L90 (this listing): Heavy-duty 6-speed automatic (590-700+ lb-ft) used in Silverado/Sierra HD, vans, Suburban 2500, CTS-V, Camaro ZL1 – 8L90: Newer 8-speed automatic used in newer Silverado/Sierra 1500 and Corvette applications The 6L90 is designed for heavy-duty applications compared to the lighter 6L80 and the older 4-speed 4L60E.

Can the 6L90 transmission be upgraded or modified for increased performance?

Yes, there are extensive aftermarket kits and modifications available to enhance 6L90 performance: – Upgraded torque converters (higher stall, billet construction) – Valve body modifications (sharper shifts, eliminate slipping) – Standalone transmission controllers (replace factory TCM for custom calibration) – Built internals (clutch packs, planetary sets, hardened input/output shafts) CTS-V and Camaro ZL1 owners routinely upgrade the 6L90 to handle 700-900+ HP applications.