Bayliner 4285 Avanti

Located at Emery Cove Marina with immediate access to San Francisco Bay, this 1989 Bayliner 4285 Avanti Sunbridge offers rare express-style lines combined with true two-stateroom motor yacht accommodations.

Powered by twin Caterpillar 3208 turbocharged diesel engines showing approximately 790 hours, she represents an increasingly hard-to-find opportunity: a 42-45 foot twin-diesel cruiser in the Bay Area. The 4285 Avanti was produced in limited numbers and blends spacious interior volume with distinctive sport cruiser styling. Her layout offers comfortable cruising, liveaboard potential, and strong diesel reliability.

Accommodations & Layout

The bright salon features opposing circular settees with excellent natural light and generous headroom. The galley includes a Vitrifrigo refrigerator/freezer, three-burner electric cooktop, microwave oven, trash compactor, and pressure hot and cold water.

Forward is a guest stateroom with offset queen berth and access to a full head with shower.

The full-beam aft master stateroom offers an island queen berth and private en suite head with separate shower.

The cockpit and sunbridge provide excellent entertaining space with radar arch, full enclosure, wet bar with ice maker, and extended swim platform with easy access to dock.

Electronics & Navigation

This vessel features an integrated navigation package including a Garmin GPSMAP multifunction display, Furuno First Watch WiFi radar system (radome mounted), and QK-A027-Plus AIS receiver with NMEA 2000 and WiFi bridge, with AIS targets viewable on Garmin display and compatible mobile devices. Additional features include an external NMEA 2000 GPS antenna, dual VHF radios (Icom IC-M330 DSC VHF and West Marine VHF580 VHF), NMEA 2000 backbone network, NMEA 0183 integration via multiplexer, and Fusion marine stereo system with cockpit speakers.

Mechanical & Systems

Twin Caterpillar 3208 DITA diesel engines allow comfortable cruising at 18 to 20 knots at 2000 rpm. Other mechanical features include Twin Disc transmissions, Kohler 12.5kW generator, fuel manifold tank management system, and a new engine starter installed. Cabin windows have been resealed, and interior and exterior courtesy lighting has been upgraded to LED. Navigation lights have been upgraded to current U.S. Coast Guard standards. Bottom is cleaned bi-monthly by professional diver. Cabin heating is provided via electric heaters. No air conditioning is installed, and cruise control is not operational.

Condition & Notes

This vessel presents as a solid, mechanically straightforward diesel cruiser. Cosmetics reflect normal age and use and are priced accordingly. She offers a strong platform for a buyer seeking diesel reliability and Bay cruising capability in this size range. Slip is not included; however, the marina may be open to discussing rental with a new owner. Slip dimensions are approximately 45' on one side and 50' on the other, with open water access aft. Seller is motivated and open to reasonable offers.