APRILIA 2B011178 Rear Undertray Fender Mudguard Saddle Tray RS457 Cowl

( Manufacturer Part Number: 2B011178 ), ( Part Type: Tray Cowl Fender Saddle ), ( Countryoforigin: Italy )

Review APRILIA 457 Oem Rear Undertray Fender Mudguard Saddle Tray Cowl fits RS 2024

The **Aprilia RS457 2B011178 Rear Undertray, Fender, Mudguard, Saddle Tray, and Cowl** is a meticulously engineered set of aftermarket components designed to elevate both the functionality and aesthetics of your Aprilia RS457, particularly for riders seeking enhanced protection, practicality, and a refined, sport-tuned appearance. Crafted from high-quality materials, this comprehensive package ensures a seamless integration with the bike s chassis while delivering superior durability and weather resistance. The **rear undertray** provides essential protection against road debris, oil splashes, and minor impacts, safeguarding critical components like the exhaust and frame from damage while also reducing maintenance hassle. Its aerodynamic contouring minimizes drag, contributing to improved handling and efficiency during high-speed rides.

The **fender and mudguard** are engineered to offer superior water and mud deflection, ensuring a cleaner ride and preventing water ingress into the drivetrain or electrical systems, which is especially beneficial during wet conditions or off-road excursions. Their sleek, aerodynamic design maintains the bike s aggressive stance while blending seamlessly with the stock aesthetics, avoiding the bulky appearance often associated with aftermarket add-ons. The **saddle tray** is a practical addition, offering a secure mounting point for a top case, saddlebags, or other storage solutions, making long-distance touring or daily commutes more convenient without compromising the bike s sporty silhouette. Its robust construction ensures it remains firmly in place even at high speeds.

The **cowl** is a stylish yet functional upgrade, designed to streamline the fairing s lower section and provide additional protection for the rider s legs and feet while maintaining a low, aggressive riding position. Its aerodynamic shape reduces wind noise and turbulence, enhancing comfort during extended rides, while its polished finish complements the bike s sporty heritage. Together, these components form a cohesive package that not only enhances the RS457 s utility but also elevates its visual appeal, making it an ideal choice for riders who demand both performance and practicality. Whether navigating city streets, winding country roads, or tackling light off-road terrain, this set ensures the RS457 remains a versatile and capable machine, ready to handle whatever the ride throws at it.

### **Pros and Cons of buying a Aprilia RS457 2021 (Model: 2B011178) with Rear Undertray, Fender, Mudguard, Saddle Tray, and Cowl**

#### **Pros**

1. **Performance and Handling**

The Aprilia RS457 is a high-performance naked bike designed for sporty riding with a focus on agility and precision. Its **90-degree V-twin engine** delivers strong mid-range torque and a linear power delivery, making it suitable for both city commuting and spirited rides on twisty roads. The **lightweight chassis** (around 170 kg wet) enhances maneuverability, while the **adjustable suspension** (Ohlins front and rear) ensures a balanced ride across different terrains.

2. **Modern Technology and Features**

- **Traction Control (TC)** and **Slipper Clutch** for smoother power delivery.

- **Quickshifter** for seamless upshifts without clutch intervention.

- **LED lighting** (front and rear) for better visibility and a modern look.

- **Digital instrument cluster** with adjustable settings, including a **speedometer, tachometer, fuel gauge, and trip meters**.

- **USB connectivity** for software updates and data logging.

The **rear undertray, fender, mudguard, saddle tray, and cowl** are practical additions that improve functionality and aesthetics. The **undertray** protects the bike from road debris, the **fender and mudguard** enhance wet-weather riding, the **saddle tray** provides storage, and the **cowl** reduces wind noise and improves aerodynamics.

3. **Comfort and Ergonomics**

The RS457 offers a **sporty yet comfortable riding position**, with an **upright handlebar** and **well-padded seat**, making it suitable for longer rides. The **adjustable seat height** (around 830 mm) allows for a more customized fit, though taller riders may find it slightly low.

4. **Styling and Brand Appeal**

Aprilia s design language gives the RS457 a **modern, aggressive yet approachable look**, appealing to riders who want a bike that stands out without being overly aggressive. The **black and silver color scheme** (common in this model) is timeless, and the **cowl and fender kit** enhance its premium appearance.

5. **Resale Value**

Aprilia bikes, especially newer models like the RS457, tend to **retain their value well** compared to some competitors. This makes it a relatively safe investment if you plan to sell it later.

6. **Aftermarket Support**

The RS457 has a **growing aftermarket**, with availability of parts, accessories, and tuning options. This includes **exhaust upgrades, suspension tuning, and aesthetic modifications** for those looking to personalize their bike.

---

#### **Cons**

1. **Engine Limitations**

While the **900cc V-twin is powerful**, it lacks the **high-revving character** of a parallel-twin or inline-four engine. The powerband is **broad but not as thrillingly linear** as competitors like the **Kawasaki Ninja 650 or Yamaha MT-07**. Some riders may find it **less engaging at high speeds** compared to bikes with more refined power delivery.

2. **Suspension and Ride Quality**

The **Ohlins suspension** is high-quality, but some riders report that the **stock setup is firm**, which may lead to a **harsher ride on rough roads**. While adjustable, it may require tuning for optimal comfort, especially for heavier riders or those who frequently ride on uneven surfaces.

3. **Fuel Economy**

The RS457 is **not the most fuel-efficient bike** in its class. With a **real-world average of around 15-18 km/l**, it consumes more fuel than smaller displacement bikes (e.g., 650cc naked bikes). This can be a drawback for daily commuters or riders who prioritize cost efficiency.

4. **Weight**

At **170 kg wet**, the RS457 is **heavier than some competitors** (e.g., the Yamaha MT-07 is around 165 kg). While not excessively heavy, this can make **low-speed maneuvering slightly less nimble**, especially in tight urban environments.

5. **Maintenance and Running Costs**

Aprilia bikes are **generally reliable**, but the **V-twin engine** may require **more frequent oil changes and valve adjustments** compared to some inline-four engines. Additionally, **tires, brakes, and suspension components** can be **relatively expensive** if they wear out quickly.

6. **Noise and Wind Noise**

Despite the cowl, the RS457 can still be **loud at highway speeds**, especially without aftermarket exhaust upgrades. The **wind noise** is noticeable at high speeds, though the cowl helps mitigate this somewhat.

7. **Limited Low-Speed Torque**

Some riders report that the **RS457 struggles slightly at very low RPMs**, making **slow-speed maneuvering (e.g., in traffic) less smooth** compared to bikes with more linear torque curves (e.g., the Honda CB650R).

8. **Price Point**

The **RS457 is not the cheapest naked bike** in its class. While it offers **premium features**, buyers looking for a **more budget-friendly alternative** (e.g., Kawasaki Ninja 650, Yamaha MT-07) may find better value elsewhere.

---

### **Conclusion**

The **Aprilia RS457 2021 (2B011178) with the rear undertray, fender, mudguard, saddle tray, and cowl** is a **well-rounded, high-performance naked bike** that excels in **handling, technology, and styling**. It is an **excellent choice for riders** who:

- Want a **sporty yet comfortable** bike for both city and highway riding.

- Appreciate **modern electronics** (traction control, quickshifter, LED lighting).

- Prefer a **premium Aprilia experience** with strong resale value.

- Are willing to invest in a **high-quality, feature-packed motorcycle**.

- Seek **maximum fuel efficiency** or a **lighter bike**.

- Prefer a **more linear, high-revving engine** (e.g., parallel-twin or inline-four).

- Prioritize **ultra-low maintenance costs** or **budget-friendly alternatives**.

- Find the **firm suspension** uncomfortable on rough roads without modification.

---

### **Recommendation**

You want a **high-performance, tech-loaded naked bike** with **Aprilia s signature handling**.

You value **aesthetics, comfort, and modern features** (LED lights, digital cluster, cowl).

You plan to **ride a mix of city and highway** and appreciate **adjustable suspension**.

You are willing to **invest in a premium bike** with strong resale potential.

You need **better fuel economy** Look at **Kawasaki Ninja 650, Yamaha MT-07, or Honda CB650R**.

You prefer a **lighter, more agile bike** Consider **Yamaha MT-09 or Kawasaki Z650**.

You want a **more linear power delivery** The **BMW R 1250 GS or Suzuki SV650** may suit better.

You are on a **tight budget** The **2020 or earlier model** (if available) may offer better value.

The **RS457 is one of the best naked bikes in its class**, offering a **perfect balance of sportiness, comfort, and technology**. If you can afford it and want a **premium Aprilia experience**, it is a **strong recommendation**. However, if you have specific needs (e.g., fuel efficiency, lighter weight), exploring alternatives may yield a better fit.

Details:

Major electrical parts are also tested prior to bike disassembly. Parts known to be damaged or non-functional are stated as such. This item is in good shape with normal wear and tear ready to be installed. Parts described as tested worked prior to bike disassembly.

Engines, frames, and other large, heavy items do not qualify for combined shipping as they are typically shipped individually.

part #: 2b011178 prices

• $24.99-$160.00

specifications febocy:

• for models: Rs
• for makes: Aprilia
• for years: 2024
• mpn: 2b011178
• part type: Tray Cowl Fender Saddle
• countryoforigin: Italy

shipping febocy:

• cost: $26.88
• service: USPS Priority Mail
• transit: 4-7 Days
• type: Fixed
• carrier: USPS
• class: Expedited

seller febocy:

• rating: 100.0%
• city: Denver, Colorado
• # reviews: 36151

returns febocy:

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

offer febocy:

• options: Ship-to-home
• availability: In Stock
• quantity: 1
• started: April 2, 2026
• sold: 0

general febocy:

• condition: Used
• Motorcycle Scooter Parts Accessories > Body Frame > Fenders

payments febocy:

• other
• wallet: Paypal
• credit card: Diners-club

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