Sierra 18-6399 Shaft & Stub Assembly
Sierra 18-6399 Shaft & Stub Assembly, Sierra 18-6399 Shaft & Stub AssemblySierra replacement shaft & stub assembly for OMC Stern Drives. Sierra Marine aftermarket engine parts are manufactured to meet or exceed OEM requirements.Interchangeable with: Johnson/Evinrude Outboard; 984264; Mallory; 9-72202; OMC Stern Drive; 984264;