1. Propellers Boat Parts For Sale
  2. sku: 12547501367463891
  3. QUICKSILVER 4872500A321P

QUICKSILVER 4872500A321P Boat Prop Pitch Spline Steel

fits year: 2015–2021.

4872500a321p Quicksilver Boat Prop Model 48 72500 A 5 21 Pitch 15 Spline Stainless Steel

( Brand: Quicksilver ), ( Manufacturer Part Number: 4872500A321P ), ( Part Type: Prop ), ( Propeller Rotation: Standard )

Review QUICKSILVER Boat Prop Model 48 72500 Pitch Spline Stainless Steel fits 2015–2021

The **Quicksilver 4872500A321P Boat Propeller** is a high-performance, precision-engineered propeller designed to deliver exceptional efficiency, durability, and power transfer for a wide range of marine applications. This **48-inch diameter, 72500 series, 21-pitch, 15-spline steel propeller** combines cutting-edge aerodynamics with robust construction to maximize thrust while minimizing vibration and erosion. Crafted from **high-grade, corrosion-resistant steel**, this propeller is built to withstand the harshest marine environments, ensuring long-lasting performance even under demanding conditions. The **optimized blade design** features a **smooth, hydrodynamic contour** that reduces drag and improves efficiency, allowing your engine to operate at peak performance with reduced fuel consumption. The **15-spline shaft connection** ensures a secure, vibration-dampening fit, enhancing both power delivery and longevity by minimizing stress on the drivetrain. Whether installed on a **performance cruiser, fishing vessel, or high-speed powerboat**, this propeller excels in delivering **smooth acceleration, deep V-hull compatibility, and reliable thrust** across a broad RPM range. Its **versatile pitch-to-diameter ratio** makes it ideal for applications requiring a balance of speed and towing capability, while the **precision-machined blades** maintain their sharpness and efficiency over time, reducing the need for frequent resurfacing. Built to meet **industry-leading standards**, the Quicksilver 4872500A321P is a premium choice for boat owners seeking **superior handling, fuel economy, and durability** making it a standout propeller for both recreational and performance-oriented watercraft.

### **Pros and Cons of buying a QuickSilver 48" x 72500 x 21 Pitch, 15 Spline Steel Propeller (Part Number: 4872500A321P)**

#### **Pros:**

1. **High Performance for Fishing Boats** This propeller is designed for mid-sized fishing boats, offering a balance between speed and torque for efficient operation in both planing and cruising conditions.

2. **Durable Steel Construction** Made from high-quality steel, it is resistant to corrosion and wear, making it suitable for saltwater and freshwater use with proper maintenance.

3. **Optimized Pitch and Diameter** The **48" diameter** and **72500 pitch** provide a good blend of acceleration and top-end speed, ideal for boats in the **15 25 ft range** with moderate horsepower (typically **150 300 HP**).

4. **15 Spline Shaft Compatibility** Fits standard outboard and sterndrive setups, ensuring a secure connection without requiring custom modifications.

5. **Good Fuel Efficiency** The **21 pitch** helps maintain cruising speed with less strain on the engine, reducing fuel consumption compared to higher-pitch props.

6. **Versatile for Different Loads** Works well with moderate fishing loads, allowing for smooth acceleration when pulling trailers or carrying passengers.

7. **Available from a Reputable Brand** QuickSilver is a well-known manufacturer with a track record of producing reliable propellers for recreational and fishing applications.

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#### **Cons:**

1. **Not Ideal for High-Horsepower Engines** If your boat has **over 300 HP**, this propeller may struggle with acceleration and could lead to excessive wear or cavitation.

2. **Limited Top-End Speed** The **72500 pitch** is moderate, meaning it may not maximize top speed in very light loads (e.g., empty boat or minimal passengers).

3. **Potential for Cavitation at High Loads** If used with a boat that frequently carries heavy loads (e.g., large trailers or heavy fishing gear), the propeller may experience pitting or erosion over time.

4. **Requires Proper Installation** Incorrect alignment or improper torque settings during installation can lead to premature wear or damage.

5. **Saltwater Corrosion Risk** While steel is durable, prolonged exposure to saltwater without regular maintenance (e.g., cleaning and applying anti-corrosion coatings) can reduce lifespan.

6. **May Need Tuning for Optimal Performance** Some users report that slight adjustments in pitch or blade angle could improve efficiency depending on the boat s specific setup.

7. **Higher Cost Than Plastic Props** Compared to fiberglass or plastic propellers, this steel model is more expensive, though it offers better longevity.

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### **Conclusion & Recommendation**

The **QuickSilver 48" x 72500 x 21 pitch, 15 spline steel propeller** is a solid choice for **mid-sized fishing boats (15 25 ft) with moderate horsepower (150 300 HP)**. It provides a good balance of speed, torque, and durability, making it suitable for both cruising and light-to-moderate fishing applications.

**Best for:**

- Boats needing reliable acceleration and fuel efficiency.

- Owners who prioritize longevity and corrosion resistance.

- Those operating in freshwater or lightly saltwater environments with proper maintenance.

**Avoid if:**

- Your boat has **high horsepower (300 HP)** and requires a more aggressive pitch.

- You frequently operate with **heavy loads** (risk of cavitation).

- You prefer a **lower-cost option** (plastic or fiberglass props may suffice for light-duty use).

**Final Recommendation:**

If your boat s specifications align with the propeller s intended use (moderate HP, balanced performance), this is a **strong purchase** that will serve well with proper care. However, if you plan to push the boat harder (e.g., heavy loads, high speeds), consider a **higher-pitch or larger-diameter propeller** for optimal efficiency. Always ensure proper installation and maintenance to maximize its lifespan.

Details:

Some Dings on Blades.

part #: 4872500a321p price

  • $225.00

specifications propboapar:

  • for years: 2015-2021
  • brand: Quicksilver
  • mpn: 4872500a321p
  • part type: Prop
  • propeller rotation: Standard

offer propboapar:

  • options: Ship-to-home
  • sold: 0
  • quantity: 1
  • availability: In Stock
  • best offers: True
  • started: May 18, 2026

general propboapar:

  • Parts Accessories > Boat Parts > Propellers
  • condition: Used

shipping propboapar:

  • transit: 3-10 Days
  • type: Calculated
  • cost: $13.42
  • carrier: USPS
  • class: Standard
  • service: USPS Ground Advantage

seller propboapar:

  • city: Tyler, Minnesota
  • # reviews: 1
  • rating: 100.0%

returns propboapar:

  • policy: No Returns

payments propboapar:

  • wallet: Apple-pay
  • credit card: Visa
  • other
for years: 2015-2021, part type: prop, propeller rotation: standard,
category: boat parts > propellers, sku: 12547501367463891,
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1 offer $225.00 USD
  • Used. Offer #1 priced at $225.00 + $13.42 shipping estimate = $238.42* total. Some Dings on Blades.+$13.42 shipping

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