6L90 Accumulator Piston Kit - HD Transmission 2006-2018 Transmission 6L90 HD Transmission Sonnax

Accumulator Piston Kit - 6L90 HD Transmission

Specifications

• Premium quality piston for 6L90 heavy duty transmission
• Fits 2006+ GM Silverado/Sierra 2500HD/3500HD, Express/Savana, Yukon XL, Suburban HD
• Also compatible with 6L80 transmission
• Meets or exceeds OEM specifications
• Core Transmission Supply - trusted 6L90 parts source

Fitment & Compatibility

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

Quality & Service

Meets or exceeds OEM specifications. Professional installation recommended.Core Transmission Supply stocks only trusted brands and thoroughly inspected components to ensure your rebuild goes smoothly.

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

Technical Documentation

View Installation Sheet (PDF) — manufacturer instructions and specifications.