The 6521417M2 is a genuine OEM wiring harness designed for McCormick X4 and X5 series agricultural tractors, including models X4.35, X4.40, X4.45, X4.50, X4.55, X4.60, X5.35, X5.40, X5.45, X5.50, X5.55, and X5.60. This essential electrical component ensures reliable power distribution and signal transmission throughout the tractor's systems. It is also compatible with various Landini 4-series and 5-series tractors, such as 4-075, 4-080, 4-090, 4-100, 4-105, 5-085, 5-090, 5-100, 5-105, 5-110, and 5-115 models. Manufactured to original equipment specifications for optimal performance and durability.