Cometic GM 11.5in .060in AFM Differential Cover Gasket - 14 Bolt - AAM 1150 - C15234

The Cometic GM 11.5in .060in AFM Differential Cover Gasket - 14 Bolt - AAM 1150 - C15234 is a precision-engineered head gasket with a compressed thickness of .5".

The Cometic Aramid Fiber Matrix (AFM) head gasket is engineered for high-performance and racing applications where OEM gaskets fall short. Featuring Aramid Fiber Matrix (AFM) construction, this gasket uses a high-performance composite gasket material offering excellent chemical resistance and compressibility. Precision CNC-machined to exacting tolerances, this gasket seals combustion, water jackets, and oil passages simultaneously — eliminating the need for multiple gaskets or sealing compounds.

• Material: Aramid Fiber Matrix (AFM)
• Thickness: .5" compressed
• Part Number: C15234

Verified fitment: Chevrolet Avalanche 2500 (2005–2006); Chevrolet C20 (1973–1980).