Sanlorenzo rethinks the proven 52Steel platform with the NEO edition, a 51.6-metre superyacht that modernises the exterior lines while keeping the hull under the 500 GT threshold that simplifies classification and crew requirements. Two MAN D2862-LE489 engines, each producing 1,066 kW, push the steel hull to 16 knots and draw from a 55,000-litre fuel reserve built for owner-operated transoceanic crossings. The 9-metre beam creates a generous interior volume that accommodates up to twelve guests in a layout the owner configures from a selection of cabin plans, supported by nine crew in dedicated quarters below the main deck. On the exterior, the NEO treatment refines the superstructure proportions: thinner window mullions, a reshaped forward observation lounge and a revised aft beach club that opens flush to the waterline via a fold-down transom platform. Construction follows Sanlorenzo’s La Spezia process: a fully classified steel hull mated to an aluminium superstructure, with systems integration managed in-house to protect the yard’s acoustic and vibration benchmarks. Inside, clients choose from the Sanlorenzo style department’s palette or appoint an external designer; either path yields a finish standard measured in sub-millimetre tolerances on joinery and stonework. The 52Steel NEO updates a hull with a strong delivery record, applying contemporary design language without re-engineering the proven running surfaces and structural scantlings that earned the original its reputation.
Length
51.6M
Beam
9M
Draft
Volume
500GT
Day Guests
12
Sleeping
12
Cabin
Crew
9
Cruise Speed
Max Speed
16KT
Fuel
55000L
Engine
2 x MAN D2862-LE489 (1066 kW each)
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Sixteen knots and a four thousand mile range make the case for steel over speed.
Twin MAN D2862-LE489 diesels, 1,066 kilowatts apiece, push the steel hull to a measured 16 knots at the top end and settle to an efficient 11-knot cruise. At that pace, the 55,000 litre fuel reserve stretches to roughly 4,000 nautical miles, enough for genuine transoceanic passages rather than coastal hops between marinas. This is a displacement hull built for distance and sea-keeping rather than outright pace, the same philosophy that has carried the 52Steel platform through its production run, and the NEO inherits every mile of that reputation without touching the running surfaces that earned it.
The NEO treatment is a sharpening, not a redesign.
Officina Italiana Design, responsible for the exterior throughout the 52Steel’s life, reworked the superstructure proportions rather than starting again: window mullions run thinner across the hull, a forward observation lounge gains a reshaped outline, and the aft beach club now opens flush to the water through a fold-down transom platform rather than sitting a step above it. Nothing here chases novelty for its own sake. Each change answers a specific complaint owners make about yachts of this generation, from sightlines broken by thick glazing to a beach club that never quite feels like part of the sea around it, and the NEO answers all of them without disturbing the hull beneath.
Twelve guests, five cabins, and a choice of who designs them.
A master suite, two VIP cabins and two further twins carry up to twelve guests, each with an en suite bathroom and little sense of compromise for being the smaller of two cabins rather than the larger. Sanlorenzo lets owners choose between its own Style Department and an external designer for the interior, Tiziana Vercellesi among the names associated with the range, with either route finished to the sub-millimetre tolerances the La Spezia yard holds on joinery and stonework. A steel hull and aluminium superstructure, systems integrated in-house, protect the acoustic and vibration benchmarks that matter more below decks than almost anything else on a yacht this size.
Twelve guests by day, nine crew to run the yacht around them.
The 9-metre beam leaves enough interior volume for an owner to choose from several cabin plans rather than accept a single fixed layout, and nine crew work from dedicated quarters below the main deck, kept separate from guest circulation throughout. Staying under the 500 gross tonne threshold is not just a number on a certificate: it is the reason classification stays simpler and the crew complement stays smaller than a yacht of this size would otherwise demand, a detail that matters to an owner weighing running costs as much as length overall.
The NEO asks for less risk and delivers the same reputation.
Built at Sanlorenzo’s La Spezia yard using the same classified steel hull and aluminium superstructure process as every 52Steel before her, the NEO carries forward a delivery record most new designs can only hope to earn over several hulls. What she offers instead of novelty is certainty: proven running surfaces, a sharpened exterior, and an interior an owner can still shape to taste, all without the construction and reliability risk of a genuinely new platform. For a buyer who wants the look of the moment on a hull with a history already behind it, the 52Steel NEO is the more considered way to get there.
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