ZF 0634 303 398 O-Ring - 0634303398
O-RingThis ZF O-Ring (ref. 0634 303 398 / 0634303398) — original and OEM-quality gearbox, differential and axle spare parts for earthmoving machinery and dump trucks. Express worldwide shipping.
ZF 0634 303 398 / 0634303398 O-Ring prevents oil and fluid bypass at assembly interfaces in ZF transmission assemblies for construction machinery and semi-trucks. OEM-matched elastomer compound resists gear oil and ATF exposure while maintaining correct compression set resistance across extended service intervals. Available with a 1-year warranty. Supports reliable drivetrain operation across heavy transport and off-highway machinery applications.
