The McCormick 6606608A2 is a genuine OEM retainer, also known as a clip, specifically designed for various McCormick agricultural tractor models. This essential component ensures secure fastening within the machinery, maintaining optimal operational integrity. It is compatible with McCormick X4.20, X4.30, X4.40, X4.50, X4.60, X4.70, X5.35, X5.45, X5.55, X6.420, X6.430, and X6.440 series tractors. Manufactured to original specifications for reliable performance and durability.