OE GM Powerglide band adjustment screws can deflect or bend, causing band slippage or even transmission case breakage. Sonnax band adjustment screw kit 28612-01K features an improved screw made from high-strength, hardened alloy steel that won't bend or break at high pressure.

• For use with OE or aftermarket cases
• Stock-thread-length screw
• Zinc-plated to prevent corrosion