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The values presented on this site are for estimation purposes only. Your actual payment may vary based on several factors such as down payment, credit history, final price, available promotional programs and incentives. Applicable tag, title, destination charges, taxes and other fees and incentives are not included in this estimate.

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2021 Sea-Doo RXT®-X® 300 Millenium Yellow

$1,500 Down $291 per month WAC*
  •  For Sale: Pre-Owned 2021 Sea-Doo RXT-X 300 at RIVA Motorsports & Marine Florida Keys
  • Used-2021-Sea-Doo-RXT®-X® 300 Millenium Yellow-Florida Keys
  • Used-2021-Sea-Doo-RXT®-X® 300 Millenium Yellow-Florida Keys
  • Used-2021-Sea-Doo-RXT®-X® 300 Millenium Yellow-Florida Keys
  • Used-2021-Sea-Doo-RXT®-X® 300 Millenium Yellow-Florida Keys
  • Used-2021-Sea-Doo-RXT®-X® 300 Millenium Yellow-Florida Keys
  • Used-2021-Sea-Doo-RXT®-X® 300 Millenium Yellow-Florida Keys
  • Used-2021-Sea-Doo-RXT®-X® 300 Millenium Yellow-Florida Keys
  • Used-2021-Sea-Doo-RXT®-X® 300 Millenium Yellow-Florida Keys
  • Used-2021-Sea-Doo-RXT®-X® 300 Millenium Yellow-Florida Keys
  • Used-2021-Sea-Doo-RXT®-X® 300 Millenium Yellow-Florida Keys
  • Used-2021-Sea-Doo-RXT®-X® 300 Millenium Yellow-Florida Keys
  • Used-2021-Sea-Doo-RXT®-X® 300 Millenium Yellow-Florida Keys
  • Used-2021-Sea-Doo-RXT®-X® 300 Millenium Yellow-Florida Keys
  • Used-2021-Sea-Doo-RXT®-X® 300 Millenium Yellow-Florida Keys
  • Used-2021-Sea-Doo-RXT®-X® 300 Millenium Yellow-Florida Keys
  • Used-2021-Sea-Doo-RXT®-X® 300 Millenium Yellow-Florida Keys
  • Pre-owned
  • In Stock
  • Florida Keys
  • UW33587L
  • YDV33587L021
  • Personal Watercraft
  • 3-Passenger
  • Yellow
  • Gas
  • 11 ft 5 in
For Sale: Pre-Owned 2021 Sea-Doo RXT-X 300 - RIVA Motorsports & Marine Florida Keys

For Sale: Pre-Owned 2021 Sea-Doo RXT-X 300 at RIVA Motorsports & Marine Florida Keys

Experience high-octane thrills with the Pre-Owned 2021 Sea-Doo RXT-X 300, with only 40 hours, now on sale at RIVA Motorsports & Marine Florida Keys in Key Largo, FL—just 45 minutes from Miami! Powered by a 300hp supercharged Rotax 1630 ACE engine, this performance waverunner is perfect for Key Largo, Key West, Miami, Homestead, and South Florida and the Florida Keys enthusiasts. Own it for only $1,500 down, $291/month (10.99% APR, 60 months)—ready for action!

Key Features

  • Low Hours: Only 40 hours, well-maintained for like-new performance.
  • Supercharged Power: 300hp Rotax 1630 ACE engine for blistering speed.
  • Performance Features: Ergolock™ seat, X-Performance hull, and 7.6” digital display.

Pricing & Financing

  • Hot Deal: Call now for our best price!
  • Financing: Own it for only $1,500 down, $291/month with approved credit (based on 10.99% APR for 60 months). Contact us to apply!
  • Location: RIVA Motorsports & Marine Florida Keys – Serving Key Largo, Key West, Miami, Homestead, Marathon, Islamorada, and South Florida and the Florida Keys.

Why Buy from RIVA Motorsports & Marine Florida Keys?

  • RIVA Racing Edge: Unleash max potential with RIVA Racing parts and pro installations on Sea-Doo and Yamaha waverunners—nobody tunes performance like us!
  • Florida Leader: A Florida leader in customer satisfaction, family owned and operated since 1979.
  • Top Services: Valet service and maintenance available.
  • Financing & Trades: Financing available for nearly everyone, with a wide variety of trade-ins welcome.

This 2021 Sea-Doo RXT-X 300 with only 40 hours is your chance to own a top-tier waverunner—don’t wait! Visit RIVA Motorsports & Marine Florida Keys in Key Largo—just 45 minutes from Miami—or call to claim it for $1,500 down, $291/month—perfect for Key West, Miami, Homestead, and beyond—act fast! Contact Us: Phone & Text: 305-451-3320 | Address: 102550 Overseas Hwy, Key Largo, FL 33037 | Website: www.rivamm.com

  • Florida Keys
  • Pre-owned
  • UW33587L
  • 2021
  • Sea-Doo
  • RXT®-X® 300 Millenium Yellow
  • Personal Watercraft
  • 3-Passenger
  • YDV33587L021
  • 300hp Supercharged Rotax
  • Gas
  • 11 ft 5 in
  • 1630 ACE™- 300
  • 1630 cc
  • Closed-Loop Cooling System (CLCS)
  • 300 hp
  • 91 octane
  • Supercharged with external intercooler
  • Electronic iBR®
  • System: iTC™ (Intelligent Throttle Control) System
  • D-Sea-BeI™ System
  • 135.9" / 345.1 cm
  • 49.4" / 125.5 cm
  • 45.2"/ 114.7 cm
  • 3
  • 18.5 US gal / 70 L
  • 26.1 US gal / 98.9 L | Glove box: 0.8 US gal / 2.9 L | Front Bint: 25.3 US gal / 96 L
  • 600 lb / 272 kg
  • 829 lb / 376 kg
  • 7.6'' Wide Digital Display | Main Functions: Speedometer, RPM, Clock, VTS™ Display, Top Speed & Average Speed, Vehicle Hour Display, Sport Mode, ECO® Mode, Slow Mode, Speed Regulator, Launch Control
  • iControl®, ECO® Mode, Ergolock™ Racing Seat, Split Seat (2 parts), Ergolock™ System, Seat Strap, Trim Tabs, Launch Control, Ski Tow Eye, RF D.E.S.S.™ Key | LinQ™ Attachment System (Accessory): Wide-Angle Mirrors, Handlegrip with Palm Rests, Footwell Carpets, Large Swim Platform, Tilt Steering, iControl®, ECO® Mode, Ergolock™ Racing Seat, Split Seat (2 parts), Ergolock™ System, Seat Strap, Trim Tabs, Extended VTS™ (Variable Trim System), Ski Tow Eye, RF D.E.S.S.™ Key, Direct Access Front Storage, Watertight Phone Box Compartment , Wide-Angle Mirrors Handlegrip with Palm Rests Footwell Carpets Large Swim Platform Tilt Steering iControl® ECO® Mode Ergolock™ Racing Seat Split Seat (2 parts) Ergolock™ System Seat Strap Trim Tabs Extended VTS™ (Variable Trim System) Ski Tow Eye RF D.E.S.S.™ Key Direct Access Front Storage Watertight Phone Box Compartment, Wide-Angle Mirrors Handlegrip with Palm Rests Footwell Carpets Large Swim Platform Tilt Steering
  • ST3 Hull™ | Material: Fiberglass
  • BRP limited warranty covers the watercraft for one year.

Get an Estimate for Your Payment

  • Estimated Payment
  • Calculation is estimate only.

Advertised pricing excludes applicable taxes title and licensing, dealer set up, destination, reconditioning and are subject to change without notice. Pricing may exclude any added parts, accessories or installation unless otherwise noted. Sale prices include all applicable offers. Not all options listed available on pre-owned models. Contact dealer for details.