4L60E Line Pressure Spring Upgrade Kit - Sonnax

4L60E Line Pressure Spring Upgrade Kit - Sonnax

This Sonnax check ball & spring for the GM 4L60E automatic transmission is engineered to restore reliable shifting performance and drivetrain integrity. Hydraulic circuit component controlling fluid flow direction and accumulator cushion characteristics.

Common Symptoms of Failure: incorrect shift timing, pressure loss in specific circuits, and valve body malfunction. Replacing this component during a rebuild or targeted repair ensures proper operation and extends transmission life.

• Fitment: 1993-2006 GM vehicles including Chevrolet Silverado, Tahoe, Suburban, GMC Sierra, Yukon, Camaro, Corvette, and various other GM rear-wheel-drive applications
• Transmission: GM 4L60E 4-speed automatic (electronic)
• Brand: Sonnax
• Condition: New unless otherwise noted

Also compatible with 4L65E, 4L70E, and select 700R4 applications where noted.