Authentic JCB 02634013 rear oil seal, designed for critical sealing applications in JCB machinery. This genuine component ensures optimal performance and prevents oil leaks, maintaining the integrity of hydraulic and powertrain systems. Features an inner diameter of 140 mm, an outer diameter of 170 mm, and a thickness of 15 mm. Essential for maintaining machine reliability across a range of JCB 3CX, 4CX backhoe loaders, 520, 530, 540 series telehandlers, and 8000 series excavators.