The JCB 25223646 Seal Kit is an authentic OEM component designed to restore and maintain optimal sealing performance in hydraulic cylinders across a wide range of JCB machinery. This essential kit prevents hydraulic fluid leaks, ensuring efficient and reliable operation for JCB Backhoe Loaders (3CX, 4CX), Loadalls (530-70, 532-120, 535-95, 540-140, 540-170), and JS series Excavators (JS130, JS145, JS160, JS180). Manufactured to JCB's rigorous quality standards, it guarantees durability and precise fitment for critical hydraulic system components.