STARTING LINE PRODUCTS 1895-S504368-UTV Slp Performance Slip Robby Gordon

( Brand: Starting Line Products ), ( Manufacturer Part Number: 1895-S504368-UTV ), ( Part Type: Slip )

Review STARTING LINE PRODUCTS Slp Performance Slip on Polaris Robby Gordon fits RANGER RZR EPS 800 2011

The **Starting Line 1895-S504368 UTV Slip-On for the 2011 Polaris Ranger RZR 800 EPS** is a meticulously engineered performance upgrade designed to enhance the power delivery and overall driving experience of Robby Gordon s legendary RZR 800 EPS. Crafted with precision and built to meet the demanding standards of high-performance off-roading, this slip-on kit is engineered to maximize torque and throttle response, ensuring a more aggressive and responsive ride. The kit features a high-quality, durable construction that seamlessly integrates with the stock engine bay, providing a clean and professional appearance while significantly boosting performance. Ideal for enthusiasts who demand more from their UTV, this slip-on kit is compatible with the 2011 model year, ensuring a perfect fit for the iconic RZR 800 EPS. Whether tackling rugged trails or pushing the limits on the track, this upgrade delivers the extra power and reliability needed to keep pace with Robby Gordon s relentless driving style. With its robust design and focus on performance, this slip-on kit is a must-have for those looking to elevate their RZR s capabilities and turn every ride into an exhilarating adventure.

The **2011 Polaris Ranger RZR 800 EPS (Robby Gordon Edition)** is a popular off-road vehicle, and upgrading its suspension with a **Starting Line 1895-S504368 UTV SLP Performance Slip-On** can enhance performance, comfort, and handling. Below are the key pros and cons of this aftermarket suspension upgrade, followed by a conclusion and recommendation.

---

### **Pros of the Starting Line SLP Performance Slip-On**

1. **Improved Ride Comfort**

The SLP suspension is designed to absorb shocks better than stock units, reducing jarring impacts on rough terrain. This makes long rides less fatiguing for the driver and passengers.

2. **Enhanced Off-Road Performance**

The slip-on suspension is engineered to handle aggressive off-road use, including rocks, trails, and uneven surfaces. It provides better articulation, allowing the RZR to maintain traction and stability in challenging conditions.

3. **Adjustable Damping (Optional)**

Some versions of the SLP suspension come with adjustable damping settings, allowing riders to fine-tune stiffness for different terrains softer for pavement or firmer for rough trails.

4. **Durability and Strength**

Starting Line uses high-quality materials and reinforced construction, making these suspension components more durable than OEM parts. They are less likely to fail under heavy loads or extreme conditions.

5. **Easier Installation**

As a slip-on replacement, this suspension can often be installed without requiring major modifications to the vehicle s frame or existing suspension mounts. This makes it a relatively straightforward upgrade compared to full suspension rebuilds.

6. **Compatibility with Other Mods**

The SLP suspension works well with other performance upgrades, such as lift kits, wider tires, or aftermarket shocks, allowing for a fully customized setup.

7. **Retains Stock Mounting Points**

Since it s a slip-on, the suspension retains the original mounting locations, ensuring a seamless fit without the need for additional welding or modifications.

8. **Better Weight Distribution**

The upgraded suspension can help distribute weight more evenly, improving handling and reducing body roll during sharp turns or aggressive driving.

---

### **Cons of the Starting Line SLP Performance Slip-On**

1. **Cost**

The SLP suspension is an aftermarket upgrade, and while it offers significant benefits, it is more expensive than stock suspension components. Prices can vary, but it typically costs several hundred dollars, depending on whether you opt for adjustable or non-adjustable versions.

2. **Potential for Overkill on Smooth Terrain**

If the RZR is primarily used on paved roads or smooth trails, the firmer suspension may feel unnecessarily stiff, reducing comfort without providing a meaningful advantage.

3. **Installation Skill Required**

While slip-on suspensions are easier to install than full rebuilds, they still require careful alignment and torque specifications to ensure safety and longevity. Improper installation can lead to premature wear or failure.

4. **Compatibility with Stock Components**

Some riders report that the SLP suspension may not work perfectly with stock shocks or other suspension parts, requiring additional upgrades (e.g., new shocks or bushings) for optimal performance.

5. **Limited Customization**

Unlike full suspension rebuilds, slip-on units offer limited tuning options. If you want extreme adjustments (e.g., extreme sag or rebound settings), you may need to pair it with additional aftermarket components.

6. **Potential for Noise**

Some users notice increased noise from the suspension, particularly on rough terrain, due to the firmer construction and lack of sound-dampening materials found in some stock suspensions.

7. **Warranty Concerns**

Installing aftermarket suspension can void the manufacturer s warranty on the RZR, especially if the upgrade is not approved by Polaris. This means any future suspension-related issues may not be covered under warranty.

8. **Weight Considerations**

While the SLP suspension is durable, it may add slight extra weight compared to stock components, which could marginally affect fuel efficiency or acceleration in extreme cases.

---

### **Conclusion**

The **Starting Line SLP Performance Slip-On suspension** is an excellent upgrade for the 2011 Polaris RZR 800 EPS, particularly for riders who prioritize off-road performance, durability, and comfort on rough terrain. It offers noticeable improvements in articulation, stability, and ride quality while maintaining ease of installation. However, it is not a necessary upgrade for those who primarily use their RZR on smooth roads or who are on a tight budget.

For riders who frequently tackle challenging trails, rocks, or uneven surfaces, the benefits of the SLP suspension such as enhanced handling, reduced fatigue, and long-term durability far outweigh the drawbacks. If you plan to push your RZR to its limits or are looking to future-proof your vehicle for heavy use, this is a worthwhile investment.

---

### **Recommendation**

- You frequently ride on rough or technical terrain.

- You want to improve comfort and performance without a full suspension rebuild.

- You are willing to invest in a high-quality aftermarket suspension for long-term durability.

- You plan to pair it with other performance mods (e.g., lift kits, wider tires).

- Your primary use is on paved roads or smooth trails.

- You are on a tight budget and can achieve similar results with simpler, cheaper upgrades.

- You are uncomfortable with aftermarket modifications that may void your warranty.

For the best results, pair this suspension with **high-quality shocks (such as Fox or Bilstein), properly sized tires, and a professional installation** to ensure optimal performance and safety. Always follow manufacturer guidelines for torque specifications and alignment.

Details:

Brand: Starting Line Products, model Number: 1895-S504368-UTV. All mufflers except the Turbo include removable spark arrests. This is helpful if you are buying multiple items. I need to exchange an item.

SLP Performance Slip-On for 2011 Polaris Ranger RZR 4 800 EPS Robby Gordon: These mufflers provide significantly more air flow than stock a substantial increase in performance, delivering better throttle response as well top-end power. Performance Mufflers are designed for maximum airflow and sound quality without substantially increasing level output. Compatibility: Years: Make: model: Application: Notes: 2010 - 2012 Polaris Ranger RZR 4 800 Gordon Edition, 2011 Polaris Ranger EPS Robby Gordon, EPS, 2013 Polaris Rangers LE, 2012 8 2009, 2008 SW Military, 2014 Polaris RZR 2009 Polaris Ranger Military. Parts without fitment are to be assumed universal and may require vehicle modification.

part #: 1895s504368 price

• $398.95

specifications atvfendersgo:

• for models: Rzr, Eps, 800, Ranger
• for makes: Polaris
• for years: 2011
• brand: Starting Line Products
• mpn: 1895-s504368-utv
• part type: Slip

shipping atvfendersgo:

• cost: $0.00
• service: Standard
• type: Fixed
• transit: 3-5 Days
• class: Standard

offer atvfendersgo:

• availability: In Stock
• quantity: 4
• sold: 0
• started: March 28, 2026
• options: Ship-to-home

payments atvfendersgo:

• credit card: Discover
• other
• wallet: Google-pay

returns atvfendersgo:

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

general atvfendersgo:

• Body Frame > Body Parts, doors Fenders > Fenders
• condition: New

seller atvfendersgo:

• rating: 99.9%
• # reviews: 81285
• city: Boise, ID

Starting Line Products 1895-S504368 Is Similar To:

• Starting Line Products 7347-s299272-utv Performance Slip-on For 2013 Polaris Ranger Rzr Xp 900 (76.9% similar) Brand: Starting Line Products, model number: 7347-S299272-UTV. Compatibility: years: make: model: application: notes: 2012 - 2013 POLARISRANGER rzr PX 4/9 2013 900 eps Le, walker Evans ho jagged x edition, Le. Parts without fitment are to be assumed universal and may require vehicle ...(May 29th, 2025)
• Starting Line Products 7345-s299268-utv Performance Slip-on For 2013 Polaris Ranger Rzr Xp 900 (79.8% similar) Performance mufflers are designed for maximum airflow and sound quality without substantially increasing level output. Starting Line Products performance slip-on for 2013 polaris ranger rzr PX 900 eps Le utv: these mufflers provide significantly more air flow than stock a substantial increase in ...(November 25th, 2025)