N55b30 Crankshaft for BMW OEM 11217580483 Gasoline Engine 6-Cylinder

N55b30 Crankshaft for BMW OEM 11217580483 Gasoline Engine 6-Cylinder. 24-Month Warranty: Comprehensive 24-month warranty coverage for peace of mind. ISO 9001 & CE Certified: Meets international quality and safety standards. OEM Precision Fit: Direct replacement for BMW N55B30 engine OE 11217580483. Durable Cast Iron: High-strength casting iron and alloy material for longevity. Full Customization: Supports customization from samples, designs, and flexible options. 100% Quality Inspection: Visual and functional inspection before shipment. Factory Direct Supply: Complete production line from melting to machining in-house. 25 Years Experience: Over two decades of engineering and production expertise.