Volvo Penta DPH-A 1.69 Lower Gear Unit Rebuilt D6 Duo-Prop 3862814 21661426. Serviced lower gear unit. Has new bearings and seals. Pressure and Vac tested after the service. In great condition. Both shafts are straight and gears are beautiful. Unit is ready to install with confidence to keep you in the water for many more years.