The 115548A1 is a genuine OEM ring, an essential component manufactured to original equipment specifications for McCormick agricultural machinery. This ring provides reliable performance and durability within various McCormick MC and MTX series tractors, including models such as MC100, MC105, MC115, MTX110, MTX120, and MTX135. It also fits select Case IH MXM series and Steyr CVT series tractors, ensuring broad compatibility across CNH Industrial brands.