Dometic 3310725001 SERVICE KIT, F/MOTOR MOTOR SERVICE KIT - Dometic 3310725001 RV Duo Therm Air Conditioner Fan Motor Service Kit. DESIGNED TO FIT - Fits multiple makes and models (contact seller with your vehicle for fitment compatibility information). INCLUDES - 4 inserts or spacers, 4 grommets/bushings, 4 nuts. WARRANTY - Comes with full manufacturer warranty.