1. Personal Watercraft Parts Products
  2. sku: 7306118813758622
  3. KAWASAKI 21088-510

KAWASAKI 21088-510 Brush Jet Ski

fits model: Js440, Js400, Js. make: Kawasaki.

21088-510 Kawasaki 100% Factory Oem Brush Js Js440 Js400 Jet Ski

( Manufacturer Part Number: 21088-510 ), ( Part Type: Jet Brush ), ( Country/region Of Manufacture: Japan )

Review KAWASAKI 100% Factory Oem Brush Jet Ski fits JS440 JS400 JS

Introducing the Kawasaki Jet Ski JS440 and JS400, two impressive models from the renowned JS Series by Kawasaki. These Jet Skis are perfect for riders who crave an exhilarating watercraft experience, whether they're novices or seasoned adventurers.

The Kawasaki Jet Ski JS440 and JS400 share many similarities, starting with their powerful and efficient 1.5L, 4-stroke, 4-cylinder engine. This engine not only delivers impressive acceleration but also ensures excellent fuel efficiency. The Continuously Variable Transmission (CVT) system further enhances the riding experience with seamless power delivery.

Both Jet Skis come equipped with a spacious and ergonomically designed saddle, making it comfortable for riders of all sizes. The wide, stable hull ensures a stable riding platform, inspiring confidence and allowing riders to focus on enjoying the ride.

The Kawasaki Jet Ski JS440 and JS400 feature a sleek, modern design with bold graphics that are not only eye-catching but also durable. The jet skis are available in a variety of colors, allowing riders to choose one that best suits their personal style.

The Jet Ski JS440 and JS400 boast an impressive list of standard features, including a multi-function digital instrument panel, a retractable boarding ladder, and a large, conveniently located storage compartment. The JS440 model also includes a tow hook, making it an excellent choice for riders who enjoy water sports.

Safety is a top priority for Kawasaki, and these Jet Skis are no exception. They come equipped with a range of safety features, including a lanyard ignition switch, a safety cut-off switch, and a low fuel warning light.

The Kawasaki Jet Ski JS440 and JS400 offer an unforgettable watercraft experience, blending power, performance, and practicality. Whether you're looking for a fun day on the water or an adrenaline-pumping adventure, these Jet Skis are sure to meet your expectations and exceed them.

Kawasaki JS440 and JS400 Jet Skis: A Comparison of Features, Benefits, and Drawbacks

The Kawasaki 21088-510 JS440 and JS400 are two popular jet ski models from Kawasaki. Both models offer unique features, benefits, and drawbacks that can help potential buyers make an informed decision.

JS440 Jet Ski: Features:

- 1,498cc inline four-cylinder engine

- Top speed of approximately 65 mph

- Seating capacity for three people

- Large 18.5-gallon fuel tank

- Reverse bucket seats for added comfort

- Adjustable steering position

- Large bow storage compartment

- Traction mat for easier boarding

Benefits:

- Powerful engine for thrilling performance

- Large fuel tank for extended riding time

- Comfortable seating for three passengers

- Ample storage space for gear and supplies

Drawbacks:

- Heavier than some other jet ski models, making it less maneuverable in tight spaces

- Higher price tag due to its advanced features and larger engine

JS400 Jet Ski: Features:

- 1,043cc inline three-cylinder engine

- Top speed of approximately 45 mph

- Seating capacity for two people

- Smaller 12.4-gallon fuel tank

- Rear cargo rack for additional storage

- Adjustable steering position

- Simple and user-friendly design

Benefits:

- Affordable price point for entry-level jet ski buyers

- Lightweight and easy to maneuver

- Simple and user-friendly design for easy operation

- Sufficient storage space for basic gear and supplies

Drawbacks:

- Lower top speed compared to the JS440

- Smaller fuel tank, requiring more frequent refueling

- Limited seating capacity for only two people

Conclusion:

Both the Kawasaki JS440 and JS400 jet skis offer unique features, benefits, and drawbacks. The JS440 is a powerful, feature-packed jet ski with a larger engine, more seating capacity, and ample storage space, making it an excellent choice for larger families or more experienced jet ski riders. However, its higher price tag and heavier weight may be a drawback for some buyers.

The JS400, on the other hand, is a more affordable, lightweight option for entry-level jet ski buyers or those who prefer a simpler design. Its smaller engine and limited seating capacity make it less suitable for larger families or more adventurous rides, but its ease of use and lower price point make it an attractive option for those who are new to jet skiing or have a smaller budget.

Recommendation:

Based on the features, benefits, and drawbacks of both jet ski models, the Kawasaki JS440 is recommended for larger families or more experienced jet ski riders who value power, comfort, and ample storage space. The Kawasaki JS400 is recommended for entry-level jet ski buyers or those who prefer a simpler design and a more affordable price point.

Details:

Kawasaki 100% FACTORY OEM. 1977-1980 JS440. Model FITMENT: 1976 JS400. Part# 21088-510.

part #: 21088510 prices

  • $8.44-$8.91

specifications perwatercraft:

  • for models: Js440, Js400, Js
  • for makes: Kawasaki
  • mpn: 21088-510
  • part type: Jet Brush
  • country/region of manufacture: Japan

returns perwatercraft:

  • policy: No Returns

offer perwatercraft:

  • sold: 0
  • started: July 9, 2025
  • availability: In Stock
  • options: Ship-to-home
  • quantity: 1

seller perwatercraft:

  • rating: 100.0%
  • city: Lake Hughes, California
  • # reviews: 701

payments perwatercraft:

  • wallet: Apple-pay
  • credit card: Visa
  • other

shipping perwatercraft:

  • type: Calculated
  • transit: 5-12 Days
  • cost: $0.00
  • class: Standard
  • service: USPS Ground Advantage
  • carrier: USPS

general perwatercraft:

  • condition: New
  • Parts Accessories > Personal Watercraft Parts > Other Parts
for models: js440, js400, js, for makes: kawasaki, part type: jet brush, country/region of manufacture: japan,
category: watercraft parts > parts, sku: 7306118813758622,

Kawasaki 21088-510 Is Similar To:

perwatercraft logo
5 offers $8.44–$8.91 USD
  • Offer #1: $8.44 price + $0.00 shipping estimate = $8.44* total.FREE SHIPPING
  • Offer #2: $8.91 price + $8.75 shipping estimate = $17.66* total. Part Number.+$8.75 shipping
  • Offer #3: $8.48 price + $0.00 shipping estimate = $8.48* total.FREE SHIPPING
  • Offer #4: $5.25 price + $8.51 shipping estimate = $13.76* total. Years and models stated are given as a range and may or may not include all years within the range. Kawasaki.+$8.51 shipping
  • Offer #5: $9.99 price + $6.99 shipping estimate = $16.98* total. Location: JC1-15M. For your consideration is a NOS Kawasaki Brush 1976-1980 JS440.+$6.99 shipping

Copyright © perwatercraft.com