2005 Maxum 3500 SY
- 35
- Maxum
- Chesapeake City, MD, US
Yacht price :
- Overview
- Specifications
- Gallery
- Descriptions
Overview
This Maxum is in great cosmetic and mechanical condition. Very well kept by her owners, she is turn-key and ready to go.
The 2005 Maxum 3500 SY is a popular fiberglass express cruiser known for its spacious interior, wide beam, and comfortable amenities for weekend cruising.
Key Specifications
- Length Overall (LOA): 35 feet
- Beam (Width): 12 feet, 2 inches
- Dry Weight: Approx. 15,510 lbs
- Hull Material: Fiberglass modified-Vee
- High Output Engines: Twin mercruiser gasoline inboard engines, high output 8.1 liter 420 horse power (840 horse power total)
- Fuel Capacity: Approx. 240 gallons
Layout and Features
- Cockpit: Designed for entertaining, featuring a wet bar with a sink, cooler storage, transom seating, and a helm station with good visibility.
- Cabin Interior: Offers generous headroom (around 6 feet, 4 inches), a forward V-berth, a half-rounded dinette, and a well-equipped galley with a stove, microwave, and refrigerator.
- Aft Stateroom: Features a twin-berth setup that can convert into a large double/queen bed using filler cushions, plus extra storage and a private porthole.
- Head: Enclosed compartment with a marine toilet (VacuFlush) and shower capabilities.
Engines:
- Mercruiser, 8.1 Liter High Output 420 HP (dual engines – total HP 840)
- Hours: 370 (approximate)
- Replaced all 8 spark plugs and spark plug wires
- Replaced 2 starboard engine fuel injectors
- Replaced fuel filters on both engines
- Changed oil and oil filters on both engines
- Cleaned flame arrestors on both engines
Generator:
- Kohler
- Hours: 115 (approximate)
- Replaced water pump impeller and coupling
- Ultrasonically cleaned the carburetor
- Changed oil and oil filter
- Replaced fuel line
Miscellaneous Maintenance & Upgrades:
- Replaced engine compartment fire suppression system (including tank and pull station)
- Added 2 fire extinguishers and smoke detectors
- Replaced all 3 batteries (2 engine starter, 1 house deep cycle)
- Cleaned engine compartment
- Had a full winter cover custom made
- Replaced 2 bilge pumps
- Replaced all 3 bed mattresses
- Replaced vacuflush head vacuum pump
- Cleaned all sea strainers
- Replaced both prop shaft dripless seals
- Refurbished both props
- Replaced transom seating upholstery
- Sanitized and deodorized cabin spaces
- Replaced 360-degree navigation light bulb and anchor light bulb
- Sanded and repainted the bottom twice
- Washed, compounded, and waxed the boat twice
- Replaced zincs
- Rebuilt air conditioner flooring/stringer and fiberglass
- Replaced holding tank vent filter
- Had all systems professionally winterized and spring commissioned annually
- Thoroughly cleaned the boat exterior on September 3 and 4, 2026
Things to Note:
One of the gas gauges is not functioning
Radio antenna PVC is cracked
Windless sticks while retrieving anchor
Specifications
Basic Information
- Manufacturer:
- Maxum
- Model:
- 3500 SY
- Year:
- 2005
- Category:
- Power
- Condition:
- Used
- Location:
- Chesapeake City, MD, US
- Vessel Name:
- M 11289 CF
- Boat Type:
- Cruisers, Express Cruiser, Motor Yachts
- Hull Material:
- Fiberglass
- Designer:
Dimensions & Weight
- Length:
- 35 ft - 10.67 meter
- LOA:
- 35 ft - 10.67 meter
- Beam:
- 12 ft 2 in - 3.71 meter
- Draft - max:
- 3 ft 1 in - 0.94 meter
- Bridge Clearance:
- 12.5 ft
- Dry Weight:
- 15,510 lb
Engine
- Make:
- MerCruiser
- Model:
- 8.1L
- Engine(s):
- 2
- Hours:
- 370
- Cruise Speed:
- Range:
- Engine Type:
- Inboard
- Drive Type:
- Fuel Type:
- Unleaded
- Horsepower:
- 420 (Individual), 840 (combined)
- Max Speed:
Tank Capacities
- Fuel Tank:
- 240 Gallon(s) - 1 tank(s)
- Fresh Water Tank:
- 40 Gallon(s) - 1 tank(s)
- Holding Tank:
- 40 Gallon(s)
Accommodations
- Total Cabins:
- Total Berths:
- -
- Total Heads:
- 1
Gallery
Descriptions
Engine Notes
Additional MerCruiser twin engine options available. Diesel also available.
DisclaimerThe Company offers the details of this vessel in good faith but cannot guarantee or warrant the accuracy of this information nor warrant the condition of the vessel. A buyer should instruct his agents, or his surveyors, to investigate such details as the buyer desires validated. This vessel is offered subject to prior sale, price change, or withdrawal without notice.
Watch Video:
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2005 Maxum 3500 SY
This Maxum is in great cosmetic and mechanical condition. Very well kept by her owners, she is turn-key and ready to go.
The 2005 Maxum 3500 SY is a popular fiberglass express cruiser known for its spacious interior, wide beam, and comfortable amenities for weekend cruising.
Key Specifications
- Length Overall (LOA): 35 feet
- Beam (Width): 12 feet, 2 inches
- Dry Weight: Approx. 15,510 lbs
- Hull Material: Fiberglass modified-Vee
- High Output Engines: Twin mercruiser gasoline inboard engines, high output 8.1 liter 420 horse power (840 horse power total)
- Fuel Capacity: Approx. 240 gallons
Layout and Features
- Cockpit: Designed for entertaining, featuring a wet bar with a sink, cooler storage, transom seating, and a helm station with good visibility.
- Cabin Interior: Offers generous headroom (around 6 feet, 4 inches), a forward V-berth, a half-rounded dinette, and a well-equipped galley with a stove, microwave, and refrigerator.
- Aft Stateroom: Features a twin-berth setup that can convert into a large double/queen bed using filler cushions, plus extra storage and a private porthole.
- Head: Enclosed compartment with a marine toilet (VacuFlush) and shower capabilities.
Engines:
- Mercruiser, 8.1 Liter High Output 420 HP (dual engines – total HP 840)
- Hours: 370 (approximate)
- Replaced all 8 spark plugs and spark plug wires
- Replaced 2 starboard engine fuel injectors
- Replaced fuel filters on both engines
- Changed oil and oil filters on both engines
- Cleaned flame arrestors on both engines
Generator:
- Kohler
- Hours: 115 (approximate)
- Replaced water pump impeller and coupling
- Ultrasonically cleaned the carburetor
- Changed oil and oil filter
- Replaced fuel line
Miscellaneous Maintenance & Upgrades:
- Replaced engine compartment fire suppression system (including tank and pull station)
- Added 2 fire extinguishers and smoke detectors
- Replaced all 3 batteries (2 engine starter, 1 house deep cycle)
- Cleaned engine compartment
- Had a full winter cover custom made
- Replaced 2 bilge pumps
- Replaced all 3 bed mattresses
- Replaced vacuflush head vacuum pump
- Cleaned all sea strainers
- Replaced both prop shaft dripless seals
- Refurbished both props
- Replaced transom seating upholstery
- Sanitized and deodorized cabin spaces
- Replaced 360-degree navigation light bulb and anchor light bulb
- Sanded and repainted the bottom twice
- Washed, compounded, and waxed the boat twice
- Replaced zincs
- Rebuilt air conditioner flooring/stringer and fiberglass
- Replaced holding tank vent filter
- Had all systems professionally winterized and spring commissioned annually
- Thoroughly cleaned the boat exterior on September 3 and 4, 2026
Things to Note:
One of the gas gauges is not functioning
Radio antenna PVC is cracked
Windless sticks while retrieving anchor




































