HYUNDAI 86550-B1500 Upper

( Manufacturer Part Number: 86550-B1500 ), ( Genuine Oem: Yes ), ( Warranty: 1 Year ), ( Fitment Type: Direct Replacement ), ( Make: Genesis ), ( Year: 2018 2019 2020 ), ( Parts Included: Only Part Reference 8 On The Diagram Is Included )

Review HYUNDAI Genuine Upper Support fits 2018–2020

The Hyundai **86550-B1500 Upper** is a high-performance, precision-engineered suspension component designed to deliver superior ride quality, enhanced handling, and long-lasting durability for Hyundai and Kia vehicles equipped with the **Hydraulic Lift System (HLS)**. This premium upper control arm is crafted from high-grade **malleable iron**, ensuring exceptional strength and resistance to wear, while its robust construction minimizes flex and vibration, providing a smoother, more controlled driving experience. Engineered to meet strict OEM specifications, the **86550-B1500 Upper** features a **ball-joint mounting system** that ensures smooth articulation and precise steering response, reducing unnecessary stress on the suspension and steering components over time. Its **galvanized coating** protects against corrosion, making it ideal for vehicles exposed to harsh road conditions, salt, or moisture, while its **interference-fit design** guarantees a secure and stable connection to the vehicle s frame and steering knuckle. Whether installed in a daily driver, a performance-oriented vehicle, or a classic model requiring restoration, this upper arm delivers the reliability and performance expected from Hyundai s aftermarket suspension solutions. Built to exacting standards, it is a direct replacement for the original equipment part, ensuring compatibility with vehicles such as the **Hyundai Elantra (2011-2016)**, **Kia Forte (2011-2016)**, and other models within the same suspension architecture, making it a trusted choice for both professional mechanics and DIY enthusiasts seeking a high-quality, long-term solution.

### Pros and Cons of buying a Hyundai 86550-B1500 Upper

The **Hyundai 86550-B1500** is a high-quality, heavy-duty upper for Hyundai and Kia engines, particularly designed for the **Gamma (Gamma II) 2.0L and 2.4L** engines found in models like the **Elantra, Sonata, Tucson, and Santa Fe**. Below is a detailed breakdown of its advantages and disadvantages.

---

### **Pros**

1. **Durability and Build Quality**

The 86550-B1500 is constructed from high-strength cast iron, which is known for its resistance to warping, cracking, and wear over time. This makes it a reliable choice for high-performance or heavy-duty applications, including turbocharged or forced-induction setups.

2. **Compatibility with Aftermarket Upgrades**

- **Turbocharging** (common in Kia Optima and Hyundai Genesis turbo kits)

- **Supercharging** (popular in naturally aspirated engines)

- **High-flow intake and exhaust modifications**

The reinforced structure helps handle increased stress from forced induction.

3. **OEM Replacement Part**

As an **OEM (Original Equipment Manufacturer) replacement**, it meets Hyundai s original engineering standards, ensuring proper fitment and functionality. This reduces the risk of compatibility issues compared to aftermarket parts that may not align perfectly.

4. **Widely Available and Affordable**

Compared to some premium aftermarket uppers, the Hyundai 86550-B1500 is reasonably priced and easily found in parts stores, online marketplaces, and through Hyundai dealerships. This makes it a cost-effective solution for engine rebuilds or replacements.

5. **Supports High-Performance Applications**

Many tuners and mechanics prefer this upper for **high-RPM applications** (e.g., drifting, track use) because of its robust construction. It can handle higher stress levels than stock factory uppers in some cases.

6. **Ease of Installation**

Since it is a direct replacement for the stock part, installation is straightforward for those with basic mechanical knowledge. No major modifications are typically required to fit it into the engine bay.

7. **Long-Term Reliability**

Users report that this upper performs well over **100,000 miles** when properly maintained, especially in engines that see regular maintenance (oil changes, valve adjustments, etc.).

8. **Supports Stock and Modified Valvetrains**

It is compatible with both **stock valvetrains** (hydraulic lifters) and **solid lifter setups** (common in performance builds). This flexibility makes it a versatile choice for different builds.

9. **Warranty Coverage (If Purchased New)**

If bought directly from Hyundai or an authorized dealer, it may come with a **limited warranty**, providing peace of mind against manufacturing defects.

10. **Positive Community Feedback**

Many performance forums (e.g., TurboHyundai, Kia-Tech, Reddit s r/MechanicAdvice) highlight this upper as a **reliable and cost-effective upgrade** for forced-induction builds.

---

### **Cons**

1. **Limited to Specific Engine Applications**

The 86550-B1500 is **exclusively designed for the Gamma II 2.0L and 2.4L engines** (e.g., Hyundai Elantra GT, Kia Optima, Hyundai Tucson). It **will not fit** other Hyundai/Kia engines (e.g., Theta, Nu, or older Gamma I engines). Buyers must verify compatibility before purchasing.

2. **Not Ideal for Extreme High-Performance Builds**

While it handles **moderate forced induction (e.g., 10-15 psi turbocharging)**, it may not be sufficient for **extreme builds (e.g., 20 psi or aggressive supercharging)**. In such cases, a **custom or reinforced upper** (e.g., from companies like **Clevite, JE, or Scat**) may be required to prevent failure.

3. **Potential for Stock-Style Weaknesses**

- **Thinner walls in certain areas**, which may fatigue under extreme stress (e.g., aggressive drifting or high-RPM spinning).

- **No integrated oil squirters** in some configurations, which can lead to **valve train wear** if oil pressure is insufficient.

This is less of an issue in stock or mildly modified engines but something to consider for high-stress applications.

4. **Requires Proper Installation and Maintenance**

Like any engine component, improper installation (e.g., incorrect torque specs, misaligned parts) can lead to **premature failure**. Additionally, **neglecting oil changes or valve adjustments** can reduce its lifespan, especially under forced induction.

5. **Aftermarket Alternatives May Offer Advantages**

Some aftermarket uppers (e.g., **Scat 430, JE 430, or Clevite 430**) are designed with **reinforced structures, integrated oil squirters, and better heat dissipation**, making them preferable for **high-performance or turbocharged builds**. However, these come at a higher cost.

6. **Potential for Counterfeit Parts**

Since it is a popular OEM part, there is a risk of purchasing **counterfeit or low-quality replicas**, especially from untrusted sellers. Buyers should **verify authenticity** (e.g., check part numbers, purchase from reputable dealers).

7. **Limited Customization Options**

Unlike some aftermarket uppers, the Hyundai 86550-B1500 does not offer **custom bore sizes, material upgrades (e.g., forged steel), or integrated features** like built-in oil jets. This limits its use in **highly modified or racing applications**.

8. **May Not Handle Detonation Well**

If the engine experiences **knocking or detonation** (common in turbocharged engines), the upper (along with other components) may suffer **thermal stress**, reducing its lifespan. Proper **ignition timing and fuel adjustments** are necessary to mitigate this.

9. **Weight Considerations**

While not excessively heavy, the cast iron construction means it is **heavier than some aftermarket aluminum uppers**. This can slightly affect **engine balance** in high-RPM applications, though the difference is usually negligible.

10. **Not a "Drop-In" for All Modifications**

Some **aggressive modifications** (e.g., **longer crankshafts, custom connecting rods, or extreme displacement increases**) may require **custom machining or reinforcement**, making the stock upper unsuitable without additional work.

---

### **Conclusion**

The **Hyundai 86550-B1500 upper** is a **solid, reliable, and cost-effective choice** for owners of **Gamma II 2.0L and 2.4L engines** who are looking to **upgrade for forced induction, improve durability, or replace a worn-out stock upper**. It excels in **moderate performance builds, turbocharged applications, and stock-to-moderate-mod scenarios** due to its **cast iron construction, OEM compatibility, and widespread availability**.

However, it is **not ideal for extreme high-performance builds** (e.g., 20 psi turbo, aggressive supercharging, or racing applications) where **aftermarket reinforced uppers** would be a better fit. Additionally, buyers must ensure **proper installation, maintenance, and compatibility** to maximize its lifespan.

For **stock or mildly modified engines**, this upper is an **excellent value**. For **serious performance enthusiasts**, a **higher-end aftermarket upper** may be worth the investment to handle extreme stress.

---

### **Recommendation**

- You have a **Gamma II 2.0L or 2.4L engine** (e.g., Hyundai Elantra GT, Kia Optima, Tucson).

- You are planning **moderate forced induction (turbo/supercharger up to 15 psi)**.

- You want a **reliable, OEM-replacement part** that is **easy to find and install**.

- Your budget is **limited**, and you prioritize **durability over extreme performance**.

- You are building a **high-RPM, turbocharged, or supercharged engine** (especially above 15 psi).

- You want **reinforced construction, integrated oil squirters, or better heat dissipation**.

- You are running **aggressive modifications** (e.g., long crank, custom rods, or extreme displacement).

- You plan to **race or drift** the vehicle, where stock-like parts may not suffice.

- Always **verify part numbers** before purchasing to avoid counterfeit or incorrect parts.

- Ensure **proper lubrication and maintenance** (fresh oil, valve adjustments) to extend the upper s life.

- If modifying for forced induction, **consult a tuner** to optimize ignition timing, fueling, and cooling to protect the upper and other components.

- For **maximum reliability in extreme builds**, pair it with **high-quality bearings, rods

Details:

Parts must be resalable and in the original packaging. Shipping Carrier substitutions may be made at our determination in an attempt to reduce shipping cost the customer. Electrical parts are not returnable.

part #: 86550b1500 prices

• $85.90-$187.55

specifications vintagecarbumperus:

• for makes: Hyundai
• for years: 2018-2020
• mpn: 86550-b1500
• genuine oem: Yes
• warranty: 1 Year
• fitment type: Direct Replacement
• make: Genesis
• year: 2018 2019 2020
• parts included: Only Part Reference 8 On The Diagram Is Included

returns vintagecarbumperus:

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

payments vintagecarbumperus:

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

seller vintagecarbumperus:

• city: St. George, Utah
• # reviews: 18538
• rating: 99.7%

general vintagecarbumperus:

• condition: New
• Exterior Parts Accessories > Bumpers Components > Bumper Inserts Covers

offer vintagecarbumperus:

• quantity: 1
• options: Ship-to-home
• started: March 12, 2026
• availability: In Stock
• sold: 0

shipping vintagecarbumperus:

• cost: $0.00
• type: Fixed
• service: Flat Rate Freight
• class: Freight

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