2018 South Bay 500 Series 521RS 2.0

On Sale
Was $43,224.00

In Stock
USA Marine
Primary Color
Trim Color
Stock #
South Bay
500 Series 521RS 2.0
Length Overall
22' 0"
8' 6"
Fuel Type
Engine Type
Outboard 4 Stroke
Engine Make
Engine Model
# of Engines
Hull Type


Dealer Insights

HURRY IN, THE LAST OF THE 2018'S ARE GOING QUICK! BIG DISCOUNTS/REBATES! FREE STORAGE UNTIL SPRING. 2018 Southbay 521RS, rear facing layout, powered by a Mercury 115 4-stroke EFI Command Thrust, loaded with standard equipment and the following options, sport tow bar, hydraulic steering, high back captains chairs, Humminbird color GPS/fish finder, 24" bow bench filler cushion, full individual seat cover set, LED lighting package. Beige vinyl weave floor, bimini top, 4 speaker Bluetooth stereo, stainless boarding ladder, LED navigation light and docking lights, built in fuel tank, fuel/water separating filter, hourmeter, tilt wheel, 25" pressurized pontoons, full keel strip, lifetime warranty on floor, chassis, pontoons, 5 year warranty bow to stern. Forest River, a Berkshire-Hathaway company.


South Bay 500 Series

The 500 Series is a direct result of paying attention to what our customers' wants & needs are. The compilation of many years of listening to our customers has resulted in a lineup that has proven to be our strongest. With multiple choices of lengths from nineteen to twenty-seven feet and more floor plans than all other series combined, the 500 Series has something for all boaters. Choose from multiple exterior color combinations, one of five different performance packages and your choice of four different base vinyl colors to put your personal touch on the model of your choosing! Make it your own!

  • Tube Diameter: 25 in.
  • Deck Width: 8 ft. 6 in.
  • Deck Length: 22 ft. 3 in.
  • Tube Length: 20 ft. 11 in.
  • Overall Length: 22 ft. 3 in.
  • Approx Dry Weight: 2010
  • Persons: 10
  • Persons Capacity: 1385 lb.
  • Persons, Motors & Gear: 2010 lb.
  • Max HP: 115
Standard Features
  • Base Vinyl Colors: 28oz. Sonora Soft Touch Vinyl w/ Premium Backing in Camel, Flagstone, Mocha or White
  • Accent Colors: Navy Blue, Forest Green, Bronze, Black Onyx, Burgundy, Platinum, Champagne, Kiwi, Lagoon, Orange, Yellow, Silver, Red
  • Panel Colors: Navy Blue, Forest Green, Black Onyx, Burgundy, Platinum, Bronze, Pearl White, Diamond Ice
  • Beige or Grey Vinyl Weave Flooring
  • Fiberglass Helm w/ Matte Finish Mahogany Dash, Radio, & Toggle Switch Panels. Push Button Digital Color Display Graph w/ Analog Gauges or Fish/Depth Graph w/ Analog Gauges. USB Charging Port.
  • Aluminum Framed Low Back Reclining Helm Chair w/ Arms & Headrest
  • LED Docking Lights in Front Rail Panels (N/A F, FC, FCR Models)
  • Stainless Steel Ski Tow Bar & Port Side Cupholder (RS Models)
  • Exterior "D" Rail Design on Full Rail Panels (w/ LED Docking Lights on Fishing ONLY)
  • Steel Spring Framed Low Back Reclining Helm Chair w/ Arms & Headrest (N/A Cruise Models)
  • Livewell Seat Insert (FC Models)
  • Livewell - Starboard Stern Fishing Center (F & FCR Models)
  • Vertical Rod Holders (F & FCR Models)
  • Radius Deck w/ Integrated Deck Trim, Rub Rail and Aluminum Corner Pads
  • Bow Reinforcement Bumper
  • Helm Seat Slider Pedestal
  • Wrapped Furniture Bases w/ Teardrop Seat Cushions & Cupholder Cutouts
  • Soft Grip Steering Wheel w/ Tilt Cable Steering
  • Kicker Waterproof Radio, MP3, iPod & Bluetooth Compatible
  • (4) 165 Watt Lighted Speakers w/ Protective Inside Covers
  • Standard Graph Features: Trim, Hourmeter, Fuel, Tachometer & Voltmeter
  • Oval Shaped Wood Grain Table w/ Stainless Steel Base
  • Extended Stern Vinyl Swim Platform w/ Stainless Steel Telescoping Ladder
  • Stainless Steel Ski Tow Bar (E, SL & SLX Models)
  • Stainless Steel Cleats, Rail Braces and Cupholders
  • Surlast 10' Color Matched Bimini Top w/ Stainless Quick Release & Riser Bracket
  • Surlast Color Matched Playpen Cover w/ "J" Clip Installation (Factory Installed)
  • 27 Gallon EPA Approved Fuel Tank in Motor Pod w/ Fuel / Water Separator
  • Transducer Brackets on both Port & Starboard Tubes
  • Fire Extinguisher Housing - Starboard Aft
  • Deutsch Waterproof Electrical Trunk Wiring Harness
  • Port Side Cupholder (SL & SLX Models)
Lighting Package
  • LED Courtesy Floor Lights, Table Base & Helm Seat Base
  • LED Under Deck Lights
  • LED Exterior Rail Panel Lights


  • Seastar Hydraulic Steering
  • High Back Captain's Chair
  • High Back Port Side Chair
  • LED Courtesy Floor Lights, Table Base & Helm Seat Base
  • LED Underwater Lighting
  • LED Under Deck Lights
  • LED Exterior Rail Panel Lights
  • Humminbird Color GPS
  • Depth & Water Temperature Display (N/A Fishing Models)
  • GPS Mapping & Speed Display (N/A Fishing Models)
  • GPS Speed Display (N/A Fishing Models)
  • Seat Covers IPO Playpen Cover
  • Sport Ski Tow Bar, 20" Transom
  • 24" Removable Bench
  • Seat Covers IPO Playpen Cover



Max HP
115 hp


Deck Length
22 ft. 3 in.
Deck Width
8 ft. 6 in.
2010 lb.
10 persons; 1385 lb.
Number of Tubes
Max Carry Capacity
2010 lb.

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