The McCormick 6600074A2 Support is an authentic OEM component designed for various McCormick X4 and X5 series agricultural tractors. This genuine part ensures proper fit and function, maintaining the structural integrity of the associated system. It is compatible with models including X4.20, X4.30, X4.40, X4.50, X4.60, X4.70, X4.70F, X4.70N, X4.70V, X4.80, X4.80F, X4.80N, X4.80V, X4.90, X4.90F, X4.90N, X4.90V, X5.20, X5.30, X5.40, X5.50, X5.55, X5.60, X5.70, X5.85, X5.90, X5.100, X5.110, X5.120.