Description: 4.8, 5.3, & 6.0L. Thoroughly tested for reliable, leak-resistant performance Uniform wall sections and smooth coolant-flow cavities for efficient operation Coated seals with a stainless steel spring for durability

Description: Ensure a leak-free seal with the GM Genuine Water Pump Gasket, part number 12630223. This crucial component, often crafted from durable materials like fiber or a rubberized composite, creates a tight seal between the water pump and the engine. Designed and tested to rigorous standards, this gasket helps prevent coolant leaks, maintaining optimal engine temperature and performance. Trust in this genuine GM part for a reliable and long-lasting solution.