Innovative, powerful, and sleek-the 2026 Harris Grand Mariner 250. Show your friends the true meaning of "luxury" aboard the gorgeously styled Grand Mariner. Spectacular power and smooth performance infuse the day with fun. Powerful through the day. With a totally redesigned look, the Grand Mariner stuns everyone on the lake with it's sweeping lines and sloped silhouette. The soft-touch vunyl and luxurious furniture keep your family comfortable, while the Mercury engine puts plenty of power for watersports at your fingertips. Illuminate the night. With the sleek look and high tech of an all-electric tower and C-Zone helm, you have ultimate control of your Grand Mariner-whether you're managing your electric system or illuminating the night with a signature light show.

Key Features

• Apex of Luxury - Experience the apex of luxury and performance with the 2026 Harris Grand Mariner 250. This remarkable vessel embodies the essence of sophistication, offering ample space for both relaxation and entertainment on the open water.
• Performance and Craftsmanship - Equipped with a powerful engine, the Grand Mariner delivers an exhilarating experience. Expect smooth handling and impressive agility as you cruise through serene waters, perfect for creating unforgettable memories with family and friends.
• Luxurious Features - This boat presents an exceptional fusion of comfort and style, featuring plush seating, high-end finishes, and state-of-the-art technology. Every detail has been meticulously crafted to ensure a lavish experience, whether you're anchoring in a cove or hosting a sunset dinner.

MarineMax Advantages

When you choose MarineMax, rest assured that your purchase includes a full fuel tank and a complimentary Go Boating Gear kit to ensure your safety. Enjoy no-hassle financing and expert guidance through classes like Intro to Boating, making your journey into boating seamless and enjoyable.

Join the Adventure

Being part of the MarineMax community means endless fun at boat shows, customer events, and Getaways!® trips, creating lasting memories with friends and family. Discover the lifestyle you’ve been dreaming about with the 2026 Harris 250GM.