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The SeaVee

400Z

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In a Class of Its Own

By all measures, the SeaVee 420Z is a super center console. Designed for those who demand the range, capability and refinement of a much larger offshore platform, the 420Z combines serious fishing capability with yacht-level fit and finish.

With configurable deck layouts, two distinct helm structures and extensive customization, every 420Z is built around the way you run offshore.

Photo & Video Gallery

Configuration & Specifications

How you configure the deck layout of your 420Z depends on how you plan to use the boat. If you focus on serious fishing, you may choose the single-row layout with an aft-facing mezzanine seat that maximizes cockpit space and provides a comfortable place to watch the spread. The double-row layout increases passenger capacity and comfort for longer offshore runs and weekends with family and friends.

Specifications

Length
39’ 4”
Beam
11’ 3”
Weight (without engines)
15,200 lbs
Hull Draft
28”
Hull Deadrise
22.5°
Fuel Capacity
650 gal
Freshwater Capacity
60 gal
Waste
20 gal
Max Engines
4
Max HP
2,000 HP
Fwd Fishbox
180 gal
Fwd Fishbox / Live Well
53 gal
Fwd Wingboxes
2 x 45 gal
Aft in-Deck Fish Box / Live Well
60 gal
Transom Live Well
60 gal
Aft Wingboxes
2 x 40 gal
Transom Storage / Live Well
10 gal / 22 gal
Optional Second Row of Seating
Yes
SeaVee 400Z layout
Two-row seating option

420Z Walkthrough

Experience the SeaVee 420Z from every angle to learn about the most important features, options and decisions that come into play when building your boat.

Ready To Bring Your Vision To LiFe?

Build Your 420Z

Request a build sheet from our sales team to begin customizing your 420Z. Just answer a few questions and one of our specialists will connect with you about next steps.

    FIRST NAME*

    PHONE NUMBER*

    LAST NAME*

    WHERE DO YOU INTEND TO BOAT AT?*

    EMAIL*

    SELECT MODEL OF INTEREST*

    BUILT TO FISH!

    Fishing is in SeaVee’s DNA and it shows throughout the 420Z. The cockpit layout supports everything from trolling and kite fishing to deep dropping while keeping tools and tackle organized without interrupting the flow of the cockpit.

    SeaVee’s cockpit workstations integrate tackle storage, rigging space and cooler access into a single organized system designed around the way you actually fish.

    Fishboxes

    Large insulated fishboxes in the forward and aft cockpits provide ample capacity to preserve your catch.

    Integrated Tackle Storage

    Dedicated storage for Plano boxes, leaders and tools keeps tackle organized and protected.

    Rod Holder Layout

    Rod holder placement can be tailored to support the way you fish, from trolling and kite fishing to live baiting

    Livewell Systems

    Large aft corner livewells keep bait healthy and accessible with optional aft and bow cockpit floor wells available for added capacity.

    Sea Chest Systems

    Multi-pump sea chest systems are available for redundancy along with an optional manifold system allowing you to precisely control water flow.

    Hull Side Doors

    A hull side door with integrated dive ladder provides convenient access to the water for boarding, diving or landing large fish, with an optional second door available on the opposite side.

    PERFORMANCE

    At the core of the 420Z is SeaVee’s patented twin-stepped ventilated hull engineered for speed, efficiency and confident handling offshore.

    Paired with modern Mercury outboard power and substantial fuel capacity, the 420Z delivers the range and performance expected from a flagship offshore platform.

    Speed & Efficiency

    Motor
    RPM
    MPH
    MPG
    Triple Mercury 400 V10
    TBD
    TBD
    TBD
    Triple Mercury 425 V10
    TBD
    TBD
    TBD
    Quad Mercury 400 V10
    TBD
    TBD
    TBD
    Quad Mercury 425 V10
    TBD
    TBD
    TBD
    Quad Mercury 500 Racing
    TBD
    TBD
    TBD

    Performance numbers vary based on load, sea conditions, propeller selection, and vessel configuration.

    Twin-Stepped Ventilated Hull

    SeaVee's patented hull design improves efficiency and performance across a wide range of sea conditions.

    Bow Thruster

    Optional bow thruster improves low-speed maneuverability when docking or handling the boat in tight quarters.

    Joystick Piloting

    Joystick control simplifies close-quarters maneuvering and makes docking more intuitive and precise.

    Electric Steering

    Available electric steering provides cleaner rigging and a refined steering feel, especially when multiple stations come into play.

    Ride Control Systems

    Optional ride-control systems can automatically adjust running attitude and improve comfort across varying sea conditions.

    HELM

    The 420Z is offered with two distinct helm structures. The molded fiberglass helm station incorporates a laminated safety-glass windshield for exceptional visibility and protection from the elements. The Sportfish pairs traditional pipework with a seamless polycarbonate wraparound enclosure for a more classic offshore profile.

    Both configurations share SeaVee’s ergonomic helm design, placing navigation displays, throttles, joystick controls, switching and other vessel systems directly on the dash within easy reach.

    Fiberglass & Windshield

    The molded fiberglass helm station with laminated safety glass provides exceptional visibility and enhanced protection from wind and spray.

    Pipework & Polycarbonate

    Traditional pipework paired with a seamless polycarbonate wraparound enclosure creates a more classic offshore profile while maintaining excellent visibility and protection at the helm.

    Helm Layout

    Large flush-mounted displays and vessel controls are positioned directly on the dash for clear visibility and intuitive operation.

    Overhead Storage

    Integrated overhead storage keeps safety gear or fully rigged fishing kites secure yet accessible.

    Air Conditioning

    Available air conditioning provides additional comfort during long offshore runs and hot summer days.

    POWER & STABILIZATION

    The 420Z can be equipped with air conditioning, SeaKeeper gyro stabilization and trolling motor systems supported by lithium battery architecture. An inverter system can power the air conditioning and SeaKeeper for approximately five hours without the outboards running; while underway, the charging system allows these systems to operate throughout the day.

    Gyro Stabilization

    Available SeaKeeper gyro stabilization reduces roll and improves comfort while drifting or at anchor.

    Inverter Power

    The 420Z uses an inverter-based electrical system to support air conditioning, gyro stabilization and other onboard systems without a generator.

    Trolling Motor Integration

    Bow mounting and electrical infrastructure support modern trolling motor systems powered by lithium batteries.

    HARD TOPS & TOWERS

    The SeaVee 420Z offers a range of tower and hard top configurations designed to enhance visibility, weather protection and serious offshore fishing performance while integrating with the boat’s helm, lighting, electronics and fishing systems.

    Fiberglass Helm Hard Top

    Integrates with the molded fiberglass helm structure to provide generous shade, overhead storage and integrated lighting and electronics mounting.

    Pipework Helm Hard Top

    Integrates seamlessly with the pipework helm for a more traditional look with a variety of storage, electronics and lighting options.

    Hard-Top Kite Storage

    Dedicated overhead storage keeps fully assembled fishing kites protected from wind and spray yet immediately accessible when you need them.

    Bahama Shade

    Optional bow and cockpit shades extend coverage beyond the hard top and stow easily when not in use.

    Marlin Tower

    Traditional tower configuration positions you above the hard top for increased visibility offshore.

    Tuna Tower

    Gap tower configuration provides exceptional offshore visibility and is commonly paired with gyro stabilization to counter the additional roll created by the tower.

    Outrigger Systems

    Gemlux or TACO outriggers are available with carbon fiber or color-matched poles sized to match the way you fish.

    ELECTRONICS / AUDIO / LIGHTING

    Starlink

    Integrate Starlink satellite communications for always on internet access onboard wherever the next adventure takes you.

    Aft Hard-Top Display

    An optional display mounted on the back of the hard top allows you and your crew to monitor sonar and navigation data from the cockpit while fishing.

    Premium Marine Audio

    JL Audio systems deliver exceptional clarity offshore with premium upgrades available when you want concert-level sound on the water.

    Integrated Deck Lighting

    Optional multi-color LED lighting under the gunwales provides useful illumination while creating a distinctive atmosphere after dark.

    Spreader Lights

    Integrated LED spreader lights illuminate the cockpit for rigging, fishing, and activities after sunset.

    Underwater Lighting

    Optional underwater lights are available in multiple configurations to enhance visibility and ambiance after dark.

    SEATING & COMFORT

    The 420Z can be configured to prioritize fishing space, cruising comfort or a balance of both. The single-row layout features an aft-facing mezzanine seat that keeps the cockpit open while providing a comfortable place to watch the spread. The double-row layout adds forward-facing seating and an electrically actuated sliding cooler for added comfort during longer offshore runs.

    Mezzanine Seating

    Aft-facing mezzanine seating gives you and your crew a comfortable place to watch the spread while maintaining access to the cockpit workstation.

    Second-Row Seating

    Additional forward-facing seating increases passenger capacity and comfort for longer offshore runs.

    Electrically Actuated Cooler

    Second-row configurations incorporate an electrically actuated sliding cooler that deploys easily when needed and retracts securely when underway.

    Ladderback Seating

    Available ladderback seating combines sculpted teak backrests with premium upholstery for a distinctive yacht-quality appearance.

    Bow Lounger

    The integrated bow lounger provides a comfortable place to relax forward while maintaining a clean and open deck layout that does not interfere with your fishing program.

    Removable Aft Seat

    A large removable aft bench seat and backrest provide additional seating at the transom for cruising or relaxing at the sandbar.

    Forward Seating

    Optional forward seating provides additional passenger comfort in the bow while preserving the open deck space and fishing functionality that define the 420Z.