2026 Harris Grand Mariner 250 SL

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Mercury 350 Verado V10 DTS, 325 Chassis 3 Tubes, Boatmate Trailer, 50 Gallon Fuel Tank, Hydraulic Steering, In Floor Storage, Power Ion Tower, Technology Package, Total Light Package, Ski Tow Bar, Cool Touch Upholstery, Convenience Package, Helm Seat Ultra Lux High Back, Raised Helm, Woodgrain Table, Upgraded Flooring

Information

2026 Harris Grand Mariner 250 SL

INNOVATIVE, POWERFUL, & SLEEK

Show your friends the true meaning of "luxury" aboard the gorgeously styled Grand Mariner. Spectacular power and smooth performance infuse the day with fun.

POWER THROUGH THE DAY

With a totally redesigned look, the Grand Mariner stuns everyone on the lake with it's sweeping lines and sloped silhouette. Our soft-touch vinyl 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.

Photos

Highlights

  • Federal Way
  • New
  • 2026
  • Harris
  • Grand Mariner 250 SL
  • HAMP5303F526
  • White
  • Mercury 350 Verado V10
  • 27' 6"
  • 350
  • Single Outboard
  • Aluminum
  • Available
  • Beam: 8' 6"

Specifications

  • 2026
  • Harris
  • Grand Mariner 250
  • SL
  • Pontoon
  • Tube Diameter: 25"
  • Pontoon: 25' 3"
  • Beam: 8' 6"
  • Down with 25" tubes: 21" | Up with 25" tubes: 13" | Down with 27" tubes: 21" | Up with 27" tubes: 13"
  • With 25" tubes: 62" / 81" | With 27" tubes: 64" / 83"
  • 3 Tubes: 50 Gal
  • 327: 4574 lbs | 325: 4537 lbs
  • Max 327: 500 HP | Max 325: 500 HP