Sonnax Master Rebuild Kit - 6L90 HD Transmission

Sonnax Master Rebuild Kit - 6L90 HD Transmission

Premium quality replacement part for the 6L90 automatic transmission. Engineered for reliable performance in demanding applications. This component meets or exceeds OEM specifications and is designed for professional installation. Core Transmission Supply stocks only trusted brands and thoroughly inspected components to ensure your rebuild goes smoothly.

• Sonnax Master quality rebuild kit for 6L90 heavy duty
• Fits 2006+ GM Silverado/Sierra 2500HD/3500HD, Express/Savana, Yukon XL, Suburban HD
• Includes all frictions, steels, gaskets, and seals
• Also compatible with 6L80 transmission
• Complete with filter and pan gasket

Professional installation recommended. Contact us for technical questions about fitment and compatibility.

Also compatible with 6L80 transmission. The 6L90 is the heavy-duty version used in GM HD trucks.