1315303027 Rotor, compatible with ZF 12-speed and 16-speed gearboxes. Precisely machined from high-strength steel, it achieves excellent dynamic balance and runs stably without jitter at high speed. It features outstanding wear and compression resistance, free from wear and deformation after long-term operation and maintains stable working efficiency. The precise matching clearance ensures sensitive transmission response and smooth power delivery. Fatigue and impact resistant, it adapts to long-distance heavy-duty driving and guarantees efficient operation of hydraulic and transmission systems.