fits model: Teryx4, 800. make: Kawasaki. year: 2014–2022.

( Brand: Tusk ), ( Manufacturer Part Number: 177-039-00184B25-0907D5 ), ( Part Type: Window ), ( California Prop 65 Warning: Warning )
The **Tusk 177-039-00184B25-0907D5 Polycarbonate Rear Window** is a meticulously engineered, high-performance replacement part designed exclusively for Kawasaki s iconic **Teryx 4 800** model, spanning production years from **2014 to 2022**. Crafted from **toughened polycarbonate**, this window is engineered to deliver superior durability, optical clarity, and resistance to impact, environmental stressors, and thermal fluctuations ensuring long-lasting protection without compromising visibility or structural integrity. The polycarbonate material is known for its exceptional strength-to-weight ratio, making it significantly more resilient than traditional glass while remaining lightweight, which is particularly advantageous for off-road and adventure applications where weight reduction enhances maneuverability and fuel efficiency. The window s **precision-molded design** ensures an exact fit with the Teryx 4 s frame, eliminating gaps that could lead to wind noise, water infiltration, or debris intrusion during high-speed travel or rugged terrain use. Its **UV-resistant coating** further safeguards against sun damage, preventing yellowing or brittleness over time, while the **anti-scratch surface treatment** maintains pristine clarity even after prolonged exposure to dirt, dust, or minor abrasions. Whether navigating dense forests, rocky trails, or dusty deserts, this rear window provides an unobstructed, distortion-free view while withstanding the harshest conditions, making it an indispensable upgrade for riders who demand both performance and reliability. Backed by Tusk s reputation for quality and compatibility, this window is a direct, OEM-level replacement that seamlessly integrates with the Teryx 4 s existing wiring and sealing systems, ensuring a hassle-free installation and a seamless riding experience.
### **Pros and Cons of buying a Tusk 177-039-00184B25-0907D5 Polycarbonate Rear Window for Kawasaki Teryx 4 800 (2014 2022)**
#### **Pros:**1. **Durability and Impact Resistance** Polycarbonate is significantly stronger than traditional glass, offering better protection against debris, rocks, and minor impacts. This reduces the risk of shattering or cracking during off-road use.
2. **Lightweight** Compared to glass, polycarbonate is much lighter, which can slightly improve fuel efficiency and handling, though the difference is minimal on a large UTV like the Teryx 4.
3. **UV Protection** Polycarbonate provides UV resistance, preventing sun damage to the interior and reducing fading of upholstery over time.
4. **Ease of Installation** Many aftermarket polycarbonate windows are designed to fit standard UTV frames without extensive modifications, making replacement a straightforward DIY job.
5. **Visibility and Clarity** High-quality polycarbonate offers excellent optical clarity, ensuring good visibility while riding, though some users report a slight distortion compared to glass.
6. **Cost-Effective Long-Term Solution** While the upfront cost may be higher than standard glass, polycarbonate s durability can save money by avoiding frequent replacements due to breakage.
7. **Weather Resistance** Polycarbonate is less prone to fogging and condensation compared to glass, improving comfort in varying weather conditions.
8. **Compatibility with Aftermarket Accessories** Some polycarbonate windows are designed to work with tinting or additional protective films, offering further customization options.
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#### **Cons:**1. **Higher Initial Cost** Polycarbonate windows are generally more expensive than standard glass, though the price varies depending on brand and quality.
2. **Potential for Scratching** Polycarbonate is softer than glass, making it more susceptible to scratches from debris, branches, or improper cleaning. Scratches can reduce visibility over time.
3. **Limited Availability of OEM Parts** While aftermarket options exist, finding an exact OEM replacement (if needed) may be more difficult, as Kawasaki typically uses glass for stock windows.
4. **Installation Challenges** Some users report that polycarbonate windows may not fit perfectly without slight modifications to the frame or seals, leading to leaks or rattling if not installed correctly.
5. **Sound Transmission** Polycarbonate can transmit more wind noise compared to glass, which may be noticeable at higher speeds, though this varies by design and installation.
6. **Potential for Yellowing Over Time** Some lower-quality polycarbonate can yellow or discolor when exposed to prolonged UV light, though high-grade materials minimize this issue.
7. **Weight Distribution Impact** While the difference is negligible, the added weight of polycarbonate (compared to glass) may slightly affect the UTV s balance, though this is unlikely to be noticeable in most riding conditions.
8. **Limited Warranty Coverage** Some manufacturers offer limited warranties on polycarbonate windows, whereas OEM glass may come with a factory warranty.
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### **Conclusion:**The **Tusk 177-039-00184B25-0907D5 polycarbonate rear window** is a **strong upgrade** for the Kawasaki Teryx 4 800, especially for riders who frequently operate in rough terrain or high-impact environments. Its **superior durability, lightweight nature, and UV protection** make it a practical choice for off-road use. However, **potential scratching, higher cost, and installation considerations** should be weighed against the benefits.
If **protection, longevity, and off-road performance** are priorities, this window is a **highly recommended upgrade**. For riders who prioritize **cost savings and minimal maintenance**, a standard glass replacement (if available) might be preferable, though it risks breakage over time.
**Final Recommendation:**For the **Kawasaki Teryx 4 800 (2014 2022)**, the **Tusk polycarbonate rear window is the best aftermarket option** available. It balances **durability, visibility, and ease of use**, making it ideal for adventurous riders. Ensure proper installation and consider using a protective film to minimize scratches. If budget is a concern, compare it with other reputable brands (e.g., **Kawasaki OEM polycarbonate or other trusted manufacturers**) to find the best value.
The UTV rear window does a great job protecting you from the elements. The Tusk window is see-through, so your view will not be obstructed. The Tusk UTV polycarb rear window is a great addition to any side-by-side vehicle. When combined with the Tusk UTV top, it is a very effective part and accessory for keeping weather away from you your passengers.