Finding discontinued Generac 75D coolant hose C4845 requires checking specialized generator dealers, industrial suppliers, custom fabrication shops, or cross-referencing with similar models. Generic coolant hoses can often be adapted with proper sizing.
Keep your RV generator running reliably with this comprehensive maintenance and troubleshooting guide for Onan, Generac, and Cummins units.
Some Cummins dealers limit service on older equipment but this is not universal. Call other dealers, use independent diesel shops, or find mobile RV mechanics. Many specialists focus on older Onan generator repair. Parts still generally available.