The Case-IH 135287A1 Pinion is an authentic OEM component designed for a wide range of Case-IH agricultural tractors. This essential drivetrain part ensures robust and reliable power transmission within the machine's differential or transmission system. It is specifically engineered to fit models across the MX series (MX100, MX110, MX120, MX135, MX150, MX170), 7000 series (7110, 7120, 7130, 7140, 7150, 7210, 7220, 7230, 7240, 7250), and 8000 series (8910, 8920, 8930, 8940, 8950), providing precise fitment and optimal performance for maintaining your equipment's operational integrity.