Riviera 4000 Offshore Yacht Search Stock & Used Yachts The 4000 Offshore is a sportsboat from Riviera. This planing yacht is constructed from fibreglass and can deliver speeds in excess of 30 knots. Read More Specs Length 12.19m Materials Fibreglass Hull & Superstructure Show Full Specs Hide Full Specs Full Specification Principal Characteristics Length overall 12.19m Beam 4.37m Draft (full load) 1.19m Fuel capacity 1,491 Litres Fresh Water capacity 450 Litres Black water capacity 151 Litres Max speed 30 Knots Cruising speed 25 knots Hull GRP Superstructure Fibreglass Show Full Specs Hide Full Specs