1. Personal Watercraft Parts Products
  2. sku: 8415454261173721
  3. SBT 28-105-S

SBT 28-105-S Gsi Sport Speedster Challengerexplorer Cylinder Sea Doo 720

fits model: Hx, Xp, Gti, Gs, Gts, Spx. make: Sea-doo.

28-105-s Sbt Sea-doo 720 Hx-xp-gti-gsi-gs-gts-spx Sport-speedster-challengerexplorer Cylinder

( Brand: Sbt ), ( Manufacturer Part Number: 28-105-S ), ( Part Type: Cylinder ), ( Core: Core Required ), ( Core Charge: No Core Required ), ( Replaces: 421000056, 420923806, 420923805, 290923239 )

Review SBT Sea doo 720 Hx xp gti gsi gs gts spx Sport speedster challengerexplorer Cylinder fits HX XP GTI GS GTS SPX

Introducing the SBT 28-105-S Sea-Doo cylinder, a high-performance component designed specifically for the Sea-Doo 720 HX-XP-GTi-GSi-GS-GTS-SPX Sport-Speedster-Challenger Explorer models. This cylinder is an excellent upgrade for those seeking enhanced power, improved throttle response, and increased efficiency.

The SBT 28-105-S cylinder is a two-stroke, long-stroke design, which allows for greater displacement and increased power output. It features a precision-machined bore and hone, ensuring optimal engine performance and efficiency. The cylinder is also constructed from a durable, high-strength alloy, providing excellent heat dissipation and longevity.

The SBT 28-105-S cylinder comes with a high-performance piston, which is specifically designed to match the cylinder's bore and stroke. The piston is made from a high-strength aluminum alloy and features a low-friction coating, reducing engine wear and improving power delivery.

This cylinder also includes a high-performance ring package, which includes a nitrided piston ring set and a manganese-aluminum skirt ring. These rings provide superior sealing and reduce ring wear, resulting in improved engine efficiency and extended engine life.

The SBT 28-105-S cylinder is designed to work seamlessly with your Sea-Doo's factory components, ensuring a smooth and reliable installation process. It also comes with all necessary hardware, making it a complete, bolt-on solution for your watercraft.

In summary, the SBT 28-105-S Sea-Doo cylinder is a high-performance upgrade for your 720 HX-XP-GTi-GSi-GS-GTS-SPX Sport-Speedster-Challenger Explorer models. It offers increased power, improved throttle response, and extended engine life, making it an excellent investment for those seeking to get the most out of their Sea-Doo watercraft.

The Sea-Doo 28-105 S (GSX 720 HX-i/XP-GTIs/GSIs/GS/GTS/SPX/Sport-Speedster/Challenger EXP) is a high-performance personal watercraft (PWC) that comes with a Rotax 4-TEC 1503 engine. Here are some pros and cons to help you decide whether to buy this model:

Pros:

1. Powerful Engine: The Rotax 4-TEC 1503 engine delivers impressive horsepower, providing excellent acceleration and top speeds.

2. Versatile: This model comes in various trims, allowing buyers to choose the one that best suits their needs and budget.

3. Advanced Technology: Features such as iControl Learning Key, iTC5 system, and Ergolock System make this PWC user-friendly and accessible to riders of all skill levels.

4. Comfortable: The Sea-Doos ergonomic design and adjustable seat offer riders a comfortable riding experience.

5. Storage: The model offers ample storage space for gear and supplies.

Cons:

1. Price: The Sea-Doo 28-105 S is a premium PWC, and its price tag may be a significant deterrent for some buyers.

2. Fuel Consumption: Its high-performance engine results in higher fuel consumption compared to less powerful models.

3. Maintenance: The PWC requires regular maintenance, which can be time-consuming and costly.

4. Noise: The Sea-Doo 28-105 S is a loud watercraft, which may be a concern for those seeking a quieter riding experience.

In conclusion, the Sea-Doo 28-105 S is an excellent choice for those seeking a high-performance, versatile, and technologically advanced personal watercraft. Its powerful engine, user-friendly features, and comfortable design make it a popular choice among enthusiasts. However, its high price tag, fuel consumption, maintenance requirements, and noise level may be significant drawbacks for some buyers. Ultimately, the decision to buy this model depends on your personal preferences, budget, and riding style. If you're looking for a powerful, feature-rich PWC, the Sea-Doo 28-105 S is an excellent option. However, if you're on a tight budget or prefer a quieter, less powerful watercraft, you may want to consider other models in the market.

Details:

Below the price of item. Shipping Note: Taking up to 3/4 woks be ready ship. Manufacturer PN: 28-105-S.

Condition: New. Sea-Doo 720 HX-XP-GTI-GSI-GS-GTS-SPX Sport-Speedster-ChallengerExplorer Cylinder: Thumbnails to: PRODUCT SPECIFICATIONS: Brand: SBT.

part #: 28105 prices

  • $355.95-$649.95

specifications perwatercraft:

  • for models: Hx, Xp, Gti, Gs, Gts, Spx
  • for makes: Sea-doo
  • brand: Sbt
  • mpn: 28-105-s
  • part type: Cylinder
  • core: Core Required
  • core charge: No Core Required
  • replaces: 421000056, 420923806, 420923805, 290923239

payments perwatercraft:

  • credit card: Diners-club
  • wallet: Google-pay
  • other

returns perwatercraft:

  • paid by: Seller
  • time: 30 Days
  • policy: Returns Accepted

shipping perwatercraft:

  • class: Standard, Expedited
  • service: UPS Ground, USPS Ground Advantage, USPS Priority Mail, USPS Priority Mail Express
  • type: Calculated
  • carrier: UPS, USPS
  • transit: 4-10 Days
  • cost: $23.87

general perwatercraft:

  • condition: New
  • Parts Accessories > Personal Watercraft Parts > Other Parts

seller perwatercraft:

  • city: Hollywood, Florida
  • # reviews: 72281
  • rating: 98.4%

offer perwatercraft:

  • started: September 14, 2025
  • options: Ship-to-home
  • availability: In Stock
  • sold: 0
for models: hx, xp, gti, gs, gts, spx, for makes: sea-doo, part type: cylinder, core: core required, core charge: no core required, replaces: 421000056, 420923806, 420923805, 290923239,
category: watercraft parts > parts, sku: 8415454261173721,

Sbt 28-105 Is Similar To:

perwatercraft logo
5 offers $355.95–$649.95 USD
  • Offer #1: $525.95 price + $0.00 shipping estimate = $525.95* total. SBT Bare Cylinder Set for Sea-Doo 421000056, 420923806, 420923805.FREE SHIPPING
  • Offer #2: $355.95 price + $0.00 shipping estimate = $355.95* total. SBT Single Cylinder Kit for Sea-Doo 290913376 GTI GS GTS Sportster HX Speedster.FREE SHIPPING
  • Offer #3: $649.95 price + $0.00 shipping estimate = $649.95* total. SBT Cylinder Kit for Sea-Doo 421000056, 420923806, 420923805.FREE SHIPPING
  • Offer #4: $299.95 price + $0.00 shipping estimate = $299.95* total. SBT Bare Single Cylinder for Sea-Doo 421000056, 420923806, 420923805.FREE SHIPPING
  • Offer #5: $589.99 price + $0.00 shipping estimate = $589.99* total. 2002 Sea-Doo Explorer. 2005 Sea-Doo GTI.FREE SHIPPING

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