Harris Grand Mariner 250 - 2026 25' HARRIS Grand Mariner 250

$188,800 USD

2026 Harris 250 Grand Mariner (Stock 225974)

­Experience luxury and performance aboard this 2026 Harris Grand Mariner 250, powered by the Mercury 425L V10 Verado. Featuring the Performance Level 3 package with triple 27-inch tubes, lifting strakes, and a full-length keel, this pontoon delivers exceptional stability and handling. Its Black Sapphire and Black Matte finish, power-operated Ion tower, dual Bimini shade system, and stainless steel ski tow bar turn heads. Enjoy Chestnut Brown upholstery, Chestnut Teak flooring, upgraded high-back helm seats, multiple tables, and a rear-facing lounge. The touchscreen glass dash, integrated GPS, RGB lighting, and premium tower audio complete this impressive package.

Located at MarineMax Dallas, this Grand Mariner is ready to explore North Texas's best boating destinations. Cruise Lake Lewisville, enjoy Little Elm Park, or relax around Hidden Cove Park and Marina. With 425 horsepower, enjoy watersports, cruising, and entertaining family and friends. Please note that the trailer is not included in the price, and boat trades are welcome. Whether chasing adventure or enjoying a relaxing day on the lake, this Harris makes every outing unforgettable!

Key Specifications & Details

• Engine: Mercury 425L V10 Verado
• Status: Trailer is not included in the price.
• Trades: Trades considered (Boats only).
• Location: Available at MarineMax Dallas

Performance & Mechanical

• Mercury 425L V10 Verado: The pinnacle of outboard engineering, delivering a massive 425 HP. This engine features Digital Throttle & Shift (DTS) and Power Assist Steering (PAS) for silky-smooth handling of all that V10 torque.
• Performance Level 3 Chassis: A high-buoyancy configuration featuring triple 27" tubes with lifting strakes and a full-length keel, providing the structural integrity needed for high-speed stability and sharp tracking.
• Ski Tow Bar: A heavy-duty stainless steel structural mount designed to handle professional-grade towing for skiers, wakeboarders, and tubers.
• Large Diameter Tubes: The 27-inch pontoons offer a significantly higher weight capacity and a more stable, level ride in rough water compared to standard 25-inch setups.

Exterior & Deck

• Black Sapphire & Black Matte: A sophisticated, "stealth" aesthetic featuring Black Sapphire panels, Black Matte accents, and the Black Edition powder-coated fence.
• Ion Power Lift Tower: An electrically actuated tower that lowers at the touch of a button for bridge or garage clearance, featuring integrated Tower Can Speakers for a 360-degree audio experience.
• Double Bimini System: Two connected Black Bimini tops that extend to provide total deck coverage, ensuring every passenger stays cool under the summer sun.
• Swim & Social: Features an Aft Swim Seat for lounging at the waterline and two additional 8.8" fenders with straps for simplified docking.

Interior & Comfort

• SLDH Layout & Chestnut Brown: Features the Single Rear-Facing Lounger (SL) paired with Dual Helm Seats (DH), finished in Luxury Chestnut Brown upholstery with striking Onyx (Black) accents.
• Full Chestnut Teak Flooring: A premium, textured woven vinyl flooring that provides a natural teak look while remaining durable, slip-resistant, and easy to clean.
• High-End Socializing: Includes a Woodgrain Luxury Sport Table, an Upgraded Black Acrylic Table, and a Chaise End Flip-Up Table, offering multiple zones for dining and drinks.
• Ultra Luxury High Back Helm Seats: Matching upgraded captain and co-captain chairs on a Raised Helm platform, ensuring both the driver and companion have an unobstructed view over the bow.

Helm & Electronics

• Total Lighting Package (C-Zone): A fully integrated digital switching system that allows you to control the Interior and Exterior RGB lighting through a centralized, high-tech interface.
• Tech & Convenience Packages: These bundles provide a "glass dash" experience with high-definition touchscreen displays, integrated GPS, and upgraded helm controls.
• Helm Upgrades: Features a Steering Wheel Upgrade, a Removable Windscreen, and a wide-angle Helm Rearview Mirror for safely monitoring skiers.
• Safety Railing: A stainless steel perimeter railing at the stern, allowing passengers to safely utilize the rear lounger while the boat is underway.

The MarineMax Advantage: Ownership Made Easy

When you purchase this boat, you don't just get a boat—you join the MarineMax family and benefit from our comprehensive support, making boating easy and enjoyable:

• Ready-to-Go: A full fuel tank upon purchase and a Go Boating Gear kit filled with essentials for safety on the water.
• Financial Ease: Hassle-free financing and insurance options.
• Exceptional Service: Convenient online scheduling for all your maintenance needs.
• Expert Training: Boating classes and seminars to build your confidence on the water.
• Community: Exclusive access to our Getaways!® trips and customer events, connecting you with a vibrant community of fellow boaters

Contact Us Today! Visit us in-store at MarineMax to see the boat in person or contact us to schedule a demo ride!