Cummins 6B 3908032 Crankshaft PAI 171713CROSS REFERENCE: 3905730 3908032 3863320 APPLICATION: Cummins 6B Multiple Use Application. DETAILS: Crankshaft W Gear BRAND: PAI 171713 Cummins 6B 3908032 Crankshaft PAI 171713. OEM replacement parts and truck components. Maintains balanced engine rotation and supports torque delivery. All components are proudly manufactured in the U. S. A. by PAI Industries Inc., an ISO9001 certified company with over 50 years of experience in the heavy duty truck