General Boat Info
MakeChaparral
MakeChaparral
Model285 SSi
ModelSignature 31
Model Year2011
Model Year201
Measurements / Dimensions
Beam9 ft. (2.74 m)
Beam10 ft. (3.50 m)
Beam - Meters2.74
Beam - Meters3.05
Beam - Inches108
Beam - Inches12
Bridge clearance - DetailWithout Arch: 6 ft. 2 in. (1.88 m)<br>With Arch: 8 ft. 11 in. (2.72 m)
Bridge clearance - DetailWith Hardtop: 10 ft. 6 in. (3.2 m)
Bridge clearance - Meters2.72
Bridge clearance - Meters3.2
Bridge clearance - Inches107
Bridge clearance - Inches126
Deadrise22°
Deadrise19℃
Draft [drive up] - Detail20 in. (51 cm)
Draft [drive up] - Detail23 in. (58 cm)
Draft [drive up] meters0.51
Draft [drive up] meters0.58
Draft [drive up] inches2
Draft [drive up] inches23
Draft [max] - Detail35 in. (89 cm)
Draft [max] - Detail39 in. (99 cm)
Draft [max] - Meters0.89
Draft [max] - Meters0.99
Draft [max] - Inches35
Draft [max] - Inches39
Weight - Detail7,300 lbs. (3,311 kg)
Weight - Detail10,600 lbs. (4,808 kg)
Weight - kg3311.22
Weight - kg4808.08
Weight - lbs.73
Weight - lbs.106
Length - Feet22
Length - Feet31
Length [over all with swim platform]28 ft. 10 in. (8.79 m)
Length [over all with swim platform]31 ft. (9.45 m)
Body / Hull
Hull materialFiberglass
Hull materialFiberglass
Hull typeModified Vee
Hull typeDeep Vee
Engine and Drivetrain
Fuel tank capacity - Detail105 gal. (397 l)
Fuel tank capacity - Detail125 gal. (473 l)
Fuel tank capacity - Liters397.47
Fuel tank capacity - Liters473.18
Fuel tank capacity - Gal105
Fuel tank capacity - Gal125
Fuel typeGas
Fuel typeGas or Diesel
Drive typeI/O
Drive typeI/O - Twin
Engine max430 hp (321 kW)
Engine maxTwin 270 hp (201 kW)
Operational Info
Headroom5 ft. 3 in. (1.60 m)
Headroom6 ft. 3 in. (1.981m)
Sleeping capacity2
Sleeping capacity6
Water capacity14 gal. (53 l)
Water capacity40 gal. (151 l)
Maximum peopleYacht certified
Maximum peopleYacht certified
Holding tank capacity - Detail4 gal. (15 l)
Holding tank capacity - Detail28 gal. (106 l)
Holding tank capacity - Liters15.14
Holding tank capacity - Liters105.99
Holding tank capacity - Gal4
Holding tank capacity - Gal28