1. Shocks & Suspension On Sale
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  3. ZBROZ RACING 4188-Z300217-48

ZBROZ RACING 4188-Z300217-48 Arm Upper Ball Joint Pro 163

fits model: Rmk, 800. make: Polaris. year: 2017.

4188-z300217-48 Zbroz Racing Upper A-arm Ball Joint For 2017 Polaris 800 Pro-rmk 163 Le

( Brand: Zbroz Racing ), ( Manufacturer Part Number: 4188-Z300217-48 ), ( Part Type: Arm Joint )

Review ZBROZ RACING Upper A arm Ball Joint Polaris Pro rmk 163 Le fits RMK 800 2017

The **Zbroz Racing 4188-Z300217-48 Upper A-Arm Ball Joint** is a high-performance, precision-engineered suspension component meticulously designed to elevate the handling, durability, and off-road capability of the **2017 Polaris 800 Pro-RMK 163 LE**. Crafted from premium-grade materials, this ball joint is built to withstand the rigorous demands of aggressive riding, including deep ruts, rocky terrain, and high-speed jumps, where standard OEM components often fail prematurely. The **Z300217-48** features a **48mm (1.89-inch) diameter** ball stud, which provides an optimal balance of articulation and load-bearing capacity, ensuring smooth, responsive movement at every pivot point while maintaining structural integrity under extreme stress. Unlike conventional ball joints that succumb to wear and tear over time, this Zbroz Racing unit incorporates **hardened steel construction** and **high-quality bearings**, reducing friction and extending the lifespan of your suspension system. The **precision-machined housing** and **sealed design** prevent dirt, debris, and moisture from infiltrating critical components, minimizing the risk of corrosion and premature failure critical factors for riders who push their machines to the limit. Whether navigating technical trails, performing wheelies, or tackling aggressive jumps, this ball joint delivers **superior durability, consistent performance, and enhanced ride quality**, making it an essential upgrade for serious off-road enthusiasts seeking to maximize their Polaris 800 s potential. Backed by Zbroz Racing s reputation for innovation and reliability, this component is a direct replacement for the stock unit, ensuring a perfect fit with minimal modification required, while significantly improving the overall durability and responsiveness of your suspension setup.

### **Pros and Cons of buying a Zbroz Racing 4188-Z300217-48 Upper A-Arm Ball Joint for a 2017 Polaris 800 Pro-RMK (163 LE)**

#### **Pros:**

1. **High-Quality Construction** Zbroz Racing is known for manufacturing durable, performance-oriented suspension components designed to withstand heavy use, making this ball joint a reliable choice for off-road and aggressive riding.

2. **Improved Durability** The ball joint is likely reinforced with stronger materials compared to OEM parts, reducing the risk of premature wear or failure, especially in rough terrain.

3. **Better Performance** A high-quality ball joint can enhance steering responsiveness and reduce play in the suspension, leading to a more precise and controlled ride.

4. **Compatibility** This part is specifically designed for the 2017 Polaris 800 Pro-RMK, ensuring a proper fit without modifications.

5. **Warranty Support** Zbroz Racing typically offers warranties on their aftermarket parts, providing peace of mind against defects.

6. **Cost-Effective Upgrade** While not a cheap part, it is often more affordable than full suspension rebuilds or replacements, making it a practical upgrade for riders who want better performance without a full overhaul.

#### **Cons:**

1. **Higher Upfront Cost** Compared to OEM or generic aftermarket ball joints, this part is more expensive, which may be a deterrent for budget-conscious riders.

2. **Installation Complexity** Replacing an upper A-arm ball joint requires mechanical skill and may involve removing the wheel, suspension components, or steering linkage, which could be time-consuming for inexperienced riders.

3. **Potential Learning Curve** If this is the first time upgrading suspension components, there may be a learning curve in ensuring proper installation and alignment.

4. **Limited Availability** Depending on the region, this part may not be as widely stocked as OEM replacements, requiring special ordering or purchasing online.

5. **Mixed Reviews on Fitment** Some riders report that while the part is durable, it may not perfectly match the OEM feel, leading to slight differences in handling or noise levels.

6. **Not a Universal Fix** If the issue stems from other suspension components (e.g., bushings, links, or frame wear), replacing just the ball joint may not fully resolve the problem.

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### **Conclusion and Recommendation**

The **Zbroz Racing 4188-Z300217-48 Upper A-Arm Ball Joint** is a solid aftermarket upgrade for the 2017 Polaris 800 Pro-RMK, offering improved durability and performance over OEM parts. It is particularly beneficial for riders who frequently push their bikes off-road or experience excessive play in the suspension. However, the higher cost and installation challenges may not justify the upgrade for casual riders or those on a tight budget.

**Recommendation:**

- **If you are experiencing persistent upper A-arm wear, clunking noises, or poor steering response**, this ball joint is a worthwhile investment to extend the life of your suspension and improve ride quality.

- **If your issue is minor (e.g., slight play but no failure)**, consider monitoring the part further or addressing other potential causes (e.g., bushings, frame stress) before upgrading.

- **If you lack mechanical experience**, consider having a professional perform the installation to ensure proper fitment and alignment.

- **For budget-conscious riders**, compare this part to other reputable brands (e.g., Motorex, Dura-Bil) to see if a similar-quality alternative is available at a lower cost.

Ultimately, this ball joint is a **strong choice for riders prioritizing longevity and performance**, but weigh the pros and cons against your specific needs and budget.

Details:

This is helpful if you are buying multiple items. Parts without fitment are to be assumed universal and may require vehicle modification.: Brand: Zbroz Racing, model Number: 4188-Z300217-48. Zbroz Racing Upper A-Arm Ball Joint for 2017 Polaris 800 PRO-RMK 163 LE.

I need to exchange an item. Compatibility: Years: Make: model: Application: Notes: 2016 - 2018 Polaris800 PRO-RMK 155, 2018 Polaris600 163 3in. 2017 - 2017 Polaris800 PRO-RMK 155 LE, 2016 2018 Polaris800 3in.

part #: 4188z30021748 price

  • $55.97

specifications snowmobileshocksoi:

  • for models: Rmk, 800
  • for makes: Polaris
  • for years: 2017
  • brand: Zbroz Racing
  • mpn: 4188-z300217-48
  • part type: Arm Joint

returns snowmobileshocksoi:

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

offer snowmobileshocksoi:

  • availability: In Stock
  • options: Ship-to-home
  • quantity: 9
  • sold: 0
  • started: February 11, 2026

shipping snowmobileshocksoi:

  • type: Fixed
  • service: Standard
  • class: Standard
  • transit: 2-7 Days
  • cost: $0.00

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general snowmobileshocksoi:

  • Parts Accessories > Snowmobile Parts > Shocks Suspension
  • condition: New

seller snowmobileshocksoi:

  • city: Boise, ID
  • # reviews: 77479
  • rating: 99.9%
for models: rmk, 800, for makes: polaris, for years: 2017, part type: arm joint,
category: snowmobile parts > shocks suspension, sku: 21532269645560602,
Zbroz Racing 4188-Z300217-48 Is Similar To:
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1 offer $55.97 USD
  • New. Offer #1 priced at $55.97 + $0.00 shipping estimate = $55.97* total. 2016 - 2018 Polaris 800 PRO-RMK 155. 2017 - 2017 Polaris 800 PRO-RMK 155 LE.FREE SHIPPING

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