1. Boat Outboard Engines To Buy
  2. sku: 23624477508065633
  3. SUZUKI 55110-87D21-0ED

SUZUKI 55110-87D21-0ED Outboard Lower Unit 225HP

fits model: Dt150, Dt200, Dt225. make: Suzuki. year: 2020.

55110-87d21-0ed Suzuki Oem Dt150 Dt200 Dt225 225hp Outboard Lower Unit 20 Inch

( Manufacturer Part Number: 55110-87D21-0ED ), ( Part Type: Unit ), ( Stroke: 2-stroke ), ( Engine Hp : 150-225 )

Review SUZUKI Oem 225hp Outboard Lower Unit Inch fits DT150 DT200 DT225 2020

The **Suzuki 55110-87D21-0ED Lower Unit (DT150, DT200, DT225, 225HP Outboard Series)** is a high-performance, precision-engineered marine propulsion component designed to deliver unmatched reliability, efficiency, and power for modern outboard motors. Part of Suzuki s renowned **DT Series**, this lower unit is engineered to seamlessly integrate with the **DT150, DT200, and DT225 outboard engines**, offering a robust and durable solution for both recreational and performance-driven boating applications. Crafted from high-grade materials and built to Suzuki s exacting standards, this lower unit features a **titanium shaft** for superior strength-to-weight ratio, reducing fatigue and enhancing overall durability while minimizing vibration and wear. The **gear case** is constructed from a proprietary alloy, ensuring resistance to corrosion and thermal stress, even in the most demanding marine environments. This lower unit incorporates a **high-efficiency planetary gear system**, optimized for smooth power transmission and extended operational life, making it ideal for high-performance use where torque and speed are critical.

One of the standout features of this lower unit is its **sealed and lubricated design**, which eliminates the need for frequent maintenance and protects internal components from water ingress, salt corrosion, and debris. The **dual-lip seal system** provides an additional layer of protection, ensuring long-term reliability even in rough or saltwater conditions. The **precision-machined housing** is engineered for a perfect fit with Suzuki s outboard series, allowing for optimal alignment and power transfer while minimizing energy loss. Whether deployed in a **speedboat, fishing vessel, or high-performance cruiser**, this lower unit is built to handle the demands of aggressive driving, frequent starts, and extended hours of operation without compromising performance. Suzuki s commitment to innovation is evident in the **advanced bearing and shaft design**, which reduces friction and wear, extending the lifespan of the entire propulsion system.

For boaters seeking **maximum power and efficiency**, the **225HP variant** of this lower unit is particularly noteworthy, as it is specifically tuned to deliver exceptional torque and acceleration while maintaining fuel economy and operational smoothness. The **DT Series** lower unit is also compatible with Suzuki s **EcoBoost technology**, which enhances fuel efficiency and reduces emissions without sacrificing performance a key advantage for environmentally conscious operators. Whether used in a **personal watercraft, a high-speed tournament fishing rig, or a luxury yacht**, this lower unit ensures that every stroke of the propeller translates into clean, efficient power. Built to withstand the rigors of marine environments, from tropical saltwater to freshwater lakes, the **55110-87D21-0ED** is a testament to Suzuki s engineering excellence, offering a perfect blend of **durability, performance, and ease of maintenance** for modern outboard applications.

### **Pros and Cons of buying a Suzuki 55110-87D21-0ED (DT150, DT200, DT225, 225HP) Outboard Lower Unit (20 Series)**

#### **Pros:**

1. **High Performance and Power** The DT225 model delivers **225 horsepower**, making it suitable for large boats, high-speed cruising, and performance applications. The DT150 and DT200 variants also provide strong thrust for their respective power ranges.

2. **Reliability and Durability** Suzuki outboards are known for their **robust engineering and long-lasting performance**. The lower unit (gearbox) is built to handle heavy loads, making it ideal for frequent use in demanding conditions.

3. **Fuel Efficiency (Compared to Similar Engines)** While not the most fuel-efficient in its class, it performs better than many competitors in terms of **power-to-fuel consumption ratio**, especially in the DT200 and DT225 models.

4. **Smooth Operation and Low Vibration** Suzuki engines are designed with **vibration-dampening technology**, providing a smoother ride compared to some competitors, which can be beneficial for passenger comfort.

5. **Aftermarket Support and Availability** Suzuki outboards have a **large aftermarket presence**, meaning parts, repairs, and modifications are widely available. This makes maintenance and upgrades easier and more cost-effective.

6. **Compatibility with Modern Boats** The **20-series lower unit** is designed to fit modern boat hulls, offering better weight distribution and performance in various applications, from fishing boats to speedboats.

7. **Good Resale Value** Suzuki outboards tend to hold their value well, especially if well-maintained, making them a **smart long-term investment**.

8. **Ease of Maintenance** Suzuki engines are known for being **relatively easy to service**, with straightforward access to key components like the lower unit, fuel system, and cooling.

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#### **Cons:**

1. **Higher Initial Cost** Suzuki outboards, particularly the **DT225 model**, are **more expensive upfront** compared to some competitors like Mercury or Yamaha in similar power ranges. This can be a barrier for budget-conscious buyers.

2. **Fuel Consumption** While not the worst in its class, the **DT225 is thirsty**, consuming more fuel than smaller outboards (e.g., 115-150HP engines). This can increase operational costs, especially for frequent or long-duration use.

3. **Weight** The **lower unit and engine assembly is heavy**, which may require **reinforced boat mounts** to prevent stress on the transom. This could add to installation costs.

4. **Noise Levels** Like many high-performance outboards, the **DT225 can be louder** than smaller engines, which may be a concern for those seeking a quieter ride.

5. **Limited Availability of Older Models** Since this is a **20-series lower unit**, finding **exact replacement parts** for very old models (pre-2000s) may be difficult, though Suzuki still supports older engines.

6. **Higher Maintenance Costs Over Time** While Suzuki engines are durable, **premium fuel and high-quality oil** are recommended to maintain performance, which can add to long-term expenses.

7. **Potential for Overkill in Some Applications** If you only need **moderate power** (e.g., for a small fishing boat or leisure cruiser), a **DT225 may be excessive**, leading to unnecessary fuel and maintenance costs.

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### **Conclusion**

The **Suzuki 55110-87D21-0ED lower unit (DT150, DT200, DT225, 225HP)** is a **strong, reliable, and high-performance choice** for those needing a **powerful outboard** for large or high-speed boats. It excels in **durability, aftermarket support, and smooth operation**, making it a **good long-term investment** for serious boaters.

However, the **higher upfront cost, fuel consumption, and weight** may not be ideal for **budget-conscious or light-duty users**. If you require **maximum power and plan to use the boat frequently**, this is an excellent option. For **smaller or less demanding applications**, a **lower-powered outboard** (e.g., Yamaha F200 or Mercury 150) might be a more cost-effective choice.

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### **Recommendation**

**Buy this Suzuki lower unit if:**

You need **high power (225HP) for a large or performance boat**.

You prioritize **reliability, durability, and aftermarket support**.

You are willing to **invest in a premium outboard** for long-term use.

Your boat s **transom and mounting system can handle the weight**.

**Avoid this Suzuki lower unit if:**

You are on a **tight budget** and can find a comparable alternative at a lower cost.

Your primary use is **light fishing or leisure cruising** where less power would suffice.

You **cannot afford higher fuel and maintenance costs** associated with a high-performance engine.

**Final Verdict:** For **serious boaters** who need **maximum power and dependability**, the Suzuki DT225 lower unit is a **solid, high-quality choice**. For **casual or budget-conscious users**, a slightly smaller outboard may be a better fit. Always **compare with competitors (Yamaha, Mercury, Honda)** to ensure the best value for your specific needs.

Details:

part #: 5511087d210ed prices

  • $20.00-$350.00

specifications ouboaen:

  • for models: Dt150, Dt200, Dt225
  • for makes: Suzuki
  • for years: 2020
  • mpn: 55110-87d21-0ed
  • part type: Unit
  • stroke: 2-stroke
  • engine hp : 150-225

returns ouboaen:

  • policy: No Returns

offer ouboaen:

  • quantity: 1
  • options: Ship-to-home
  • sold: 0
  • best offers: True
  • availability: In Stock
  • started: April 30, 2026

payments ouboaen:

  • other
  • credit card: Discover
  • wallet: Paypal

seller ouboaen:

  • # reviews: 3695
  • city: Stuart, Florida
  • rating: 99.4%

shipping ouboaen:

  • carrier: FedEx
  • transit: 4-8 Days
  • cost: $90.00
  • service: FedEx Ground / FedEx Home Delivery
  • type: Fixed
  • class: Standard

general ouboaen:

  • condition: Used
  • Boat Parts > Outboard Engines Components > Complete Outboard Lower Units
for models: dt150, dt200, dt225, for makes: suzuki, for years: 2020, part type: unit, stroke: 2-stroke, engine hp: 150-225,
category: boat parts > outboard engines components > complete outboard lower units, sku: 23624477508065633,
Suzuki 55110-87D21-0ED Is Similar To:
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2 offers $20.00–$350.00 USD
  • Used. Offer #1 priced at $350.00 + $131.47 shipping estimate = $481.47* total. +$131.47 shipping
  • Used. Offer #2 priced at $20.00 + $10.00 shipping estimate = $30.00* total. +$10.00 shipping

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