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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.

Dealer Spike is not responsible for any payment data presented on this site. Please verify all monthly payment data with the dealership’s sales representative.

2021 Sea-Doo RXT®-X® 300 Midnight Purple

$1,500 down $279 per month WAC*
  • Used-2021-Sea-Doo-RXT®-X® 300 Midnight Purple-Florida Keys
  • Used-2021-Sea-Doo-RXT®-X® 300 Midnight Purple-Florida Keys
  • Used-2021-Sea-Doo-RXT®-X® 300 Midnight Purple-Florida Keys
  • Used-2021-Sea-Doo-RXT®-X® 300 Midnight Purple-Florida Keys
  • Used-2021-Sea-Doo-RXT®-X® 300 Midnight Purple-Florida Keys
  • Used-2021-Sea-Doo-RXT®-X® 300 Midnight Purple-Florida Keys
  • Used-2021-Sea-Doo-RXT®-X® 300 Midnight Purple-Florida Keys
  • Used-2021-Sea-Doo-RXT®-X® 300 Midnight Purple-Florida Keys
  • Used-2021-Sea-Doo-RXT®-X® 300 Midnight Purple-Florida Keys
  • Used-2021-Sea-Doo-RXT®-X® 300 Midnight Purple-Florida Keys
  • Pre-owned
  • In Stock
  • Florida Keys
  • UW964021
  • YDV27964K021
  • Personal Watercraft
  • 3-Passenger
  • Purple
  • Gas
  • 11 ft 5 in
For Sale: Pre-Owned 2021 Sea-Doo RXT-X 300 PWC - RIVA Motorsports & Marine Florida Keys

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

Unleash race-ready performance with the Pre-Owned 2021 Sea-Doo RXT-X 300 PWC, now available at RIVA Motorsports & Marine Florida Keys in Key Largo, FL—just 45 minutes from Miami! Powered by a supercharged 300hp Rotax engine, this high-performance PWC is perfect for Key Largo, Key West, Miami, Homestead, and South Florida and the Florida Keys riders. Own it for only $1,500 down, $279/month (10.99% APR, 60 months)! Other financing options available.

Key Features

  • Powerful Engine: Supercharged 300hp Rotax 1630 ACE engine for exhilarating speed and acceleration.
  • Race Design: Ergonomic X-RX seat, adjustable handlebars, and T3-R hull for superior handling.
  • Advanced Features: iBR braking system, 7.8” display, and premium audio for enhanced control and enjoyment.

Pricing & Financing

  • Hot Deal: Call now for our best price!
  • Financing: Own it for only $1,500 down, $279/month with approved credit (based on 10.99% APR for 60 months). Other financing options available—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 PWCs—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 keep your ride in peak condition.
  • Financing & Trades: Flexible financing and trade-ins welcome.

This Pre-Owned 2021 Sea-Doo RXT-X 300 PWC is your chance to own a premium race-ready machine—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, $279/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
  • UW964021
  • 2021
  • Sea-Doo
  • RXT®-X® 300 Midnight Purple
  • Personal Watercraft
  • 3-Passenger
  • YDV27964K021
  • 1630 ACE™- 300
  • 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
  • A used warranty may be available. Contact dealer for details.

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.