The Case IH 251245A1 is a genuine OEM vacuum reservoir designed for various Case IH and New Holland agricultural tractors. This essential component maintains the necessary vacuum pressure within the system, crucial for the proper operation of vacuum-actuated controls and systems. It is a direct replacement part, ensuring optimal fit and performance for models including Case IH MX100, MX110, MX120, MX135, MX150, MX170, MXM120, MXM130, MXM140, MXM155, MXM175, MXM190, and New Holland TM115, TM120, TM125, TM130, TM135, TM140, TM150, TM155, TM165, TM175, TM190, TV140, TV145.