The Case IH 87031976 Knife is an authentic OEM replacement part designed for optimal cutting performance in various Case IH combine headers. This high-quality knife is engineered to maintain efficient and precise harvesting operations. It is compatible with a range of Case IH combine header models, including 2020, 2030, 2040, 2050, 2060, 2142, 2152, 2162, 3020, 3050, 3152, 3162, 4020, 4030, 4040, 4050, 4060, 4152, and 4162.