1. Bicycle Rims For Sale
  2. sku: 17706200075988604
  3. PRO PRSA0355

PRO PRSA0355 Shimano Stealth Curved Performance Saddle Rails 022255123327 152MM

Prsa0355 Pro Shimano Stealth Curved Performance Saddle Stainless Rails Black 152mm

( Brand: Pro ), ( Manufacturer Part Number: PRSA0355 ), ( Compatible Brand: Shimano ), ( Color: Black ), ( UPC: 022255123327 ), ( Set Includes: Saddle/seat ), ( Material: Carbon ), ( Department: Unisex Adults ), ( Type: Saddle, Seat ), ( Rail/clamp Style: 7 X 7 Mm ), ( Compatible Bike Type: Road Bike Racing ), ( Item Width: 152 Mm ), ( Country Of Origin: Taiwan ), ( Part Type: Bicycle Part )

Review PRO Shimano Stealth Curved Performance Saddle Stainless Rails Black 152mm

The **Shimano PRO-PRSA0355 Stealth Curved Performance Saddle Rails** represent a cutting-edge fusion of aerodynamics, precision engineering, and rider-centric innovation, designed exclusively for competitive cyclists seeking an edge in speed and efficiency. Crafted from Shimano s proprietary **Stealth material**, these rails are engineered to deliver an ultra-lightweight yet rigid platform, weighing just **152mm in length** while maintaining an aggressive, curved profile that minimizes drag and optimizes power transfer. The **curved design** not only enhances aerodynamics by reducing frontal surface area but also promotes a more natural pedal stroke, allowing riders to maintain a lower, more aggressive position ideal for time trials, triathlons, and high-speed road racing. The rails feature **Shimano s advanced carbon fiber construction**, meticulously layered to balance stiffness and weight savings, ensuring minimal flex under extreme forces while absorbing vibrations for a smoother, more controlled ride. Compatible with a wide range of high-performance saddles, these rails are engineered to work seamlessly with Shimano s **PRO-PRSA series**, offering a modular solution for riders who demand both performance and adaptability. Whether integrated into a triathlon-specific setup or a road racing rig, the **PRO-PRSA0355 rails** elevate the riding experience by transforming raw effort into pure, efficient speed, making them a standout choice for serious athletes pushing the boundaries of their discipline.

### Pros and Cons of buying a **Pro Rasa 0355 Shimano Stealth Curved Performance Saddle Rails (152mm)**

#### **Pros:**

1. **Compatibility with Shimano Stealth System** The rails are specifically designed for Shimano s Stealth system, which offers a secure and smooth connection between the saddle and frame. This system is known for reducing friction and improving shifting efficiency, especially in time trials and road racing.

2. **Curved Design for Better Weight Distribution** The curved shape of the rails helps distribute weight more evenly across the saddle, reducing pressure points and improving comfort during long rides. This can be particularly beneficial for riders who spend extended periods in an aggressive or aerodynamic position.

3. **Performance-Oriented** The "Performance" designation suggests these rails are optimized for speed and efficiency, making them suitable for competitive cyclists or those who prioritize aerodynamics and low drag.

4. **Durability** Shimano components are generally built to last, and the Stealth system is known for its robustness, especially in high-stress applications like racing or training.

5. **Easy Installation** The rails are designed to be compatible with a wide range of Shimano saddles, making swaps straightforward if you decide to change saddles in the future.

6. **Lightweight** The 152mm length is a standard performance measurement, and the rails are likely constructed from lightweight materials to minimize unnecessary weight without compromising strength.

7. **Aerodynamic Benefits** The Stealth system reduces air resistance by minimizing the gap between the saddle and frame, which can improve aerodynamics in aero positions.

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#### **Cons:**

1. **Cost** Shimano s Stealth system is premium, and while the rails themselves may not be extremely expensive, the overall system (including the saddle and frame compatibility) can be costly compared to standard dropouts or quick-release systems.

2. **Frame Compatibility** Not all frames support the Stealth system. You ll need a frame specifically designed for Shimano Stealth rails, which may limit your options if you re upgrading or building a bike. Retrofitting may not always be possible without modifying the frame.

3. **Limited Aftermarket Support** While Shimano is a major brand, the Stealth system is less common than standard dropouts. This could make finding replacement parts or accessories (e.g., spacers, locknuts) slightly more challenging.

4. **Potential for Overkill** If you re not a competitive racer or don t ride in highly aerodynamic positions, the benefits of the Stealth system may not justify the cost or complexity. Standard dropouts or quick-release saddles might suffice for casual or endurance riding.

5. **Installation Complexity** While easier than some systems, the Stealth setup still requires precise alignment to ensure smooth operation. Mismatched rails or improper installation could lead to shifting issues or discomfort.

6. **Weight Sensitivity** While lightweight, the rails add a small amount of weight compared to ultra-light alternatives. For ultra-competitive riders, every gram counts, and the marginal gains from the Stealth system may not outweigh the weight of the rails themselves.

7. **Resale Value** Bikes equipped with Shimano Stealth systems may not hold their value as well as those with more universal components, as not all buyers will prioritize or understand the benefits of the system.

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### **Conclusion:**

The **Pro Rasa 0355 Shimano Stealth Curved Performance Saddle Rails (152mm)** are a high-quality, performance-focused option ideal for cyclists who prioritize aerodynamics, smooth shifting, and a secure saddle setup. They excel in competitive or time-trial scenarios where every bit of efficiency matters. However, their value depends heavily on whether your frame supports the Stealth system and whether you re willing to invest in a premium setup.

If you re building a new bike or upgrading an existing one with a compatible frame, these rails are an excellent choice for riders who demand performance and precision. For casual riders or those on a budget, standard dropouts or quick-release saddles may offer sufficient comfort and functionality without the added cost and complexity.

### **Recommendation:** Purchase these rails if:

- You have a frame compatible with Shimano Stealth (e.g., some road bikes, triathlon bikes, or time-trial frames).

- You ride in aggressive or aerodynamic positions where reducing drag and improving shifting efficiency are priorities.

- You re willing to invest in a premium system that enhances performance.

Avoid these rails if:

- Your frame doesn t support the Stealth system, or retrofitting isn t feasible.

- You re a casual rider or don t ride in positions where aerodynamics are critical.

- You prefer simplicity and lower cost over marginal performance gains.

For most competitive road cyclists or triathletes, the benefits outweigh the drawbacks, making these rails a strong recommendation. For others, a more conventional saddle system may be a better fit.

Details:

The SHIMANO PRO Stealth Curved Performance SADDLE is a high-quality bicycle part designed for road bike racing. Featuring stainless rails and a sleek black color, this saddle is known for its durability performance. The curved design and Pro brand ensure a comfortable secure ride, making it popular choice among competitive cyclists looking to enhance their performance on the road.

part #: prsa0355 prices

  • $80.00-$169.99

specifications ribicycl:

  • brand: Pro
  • mpn: Prsa0355
  • compatible brand: Shimano
  • color: Black
  • upc: 022255123327
  • set includes: Saddle/seat
  • material: Carbon
  • department: Unisex Adults
  • type: Saddle, Seat
  • rail/clamp style: 7 X 7 Mm
  • compatible bike type: Road Bike Racing
  • item width: 152 Mm
  • country of origin: Taiwan
  • part type: Bicycle Part

payments ribicycl:

  • credit card: Diners-club
  • wallet: Apple-pay
  • other

offer ribicycl:

  • started: April 27, 2026
  • options: Ship-to-home
  • best offers: True
  • quantity: 1
  • availability: In Stock
  • sold: 0

shipping ribicycl:

  • type: Calculated
  • carrier: USPS
  • service: USPS Ground Advantage
  • transit: 4-8 Days
  • class: Standard
  • cost: $9.14

general ribicycl:

  • condition: Used
  • Cycling > Bicycle Components Parts > Saddles Seats

returns ribicycl:

  • policy: No Returns

seller ribicycl:

  • # reviews: 193
  • rating: 100.0%
  • city: Fort McDowell, Arizona
compatible brand: shimano, set includes: saddle/seat, department: unisex adults, type: saddle, seat, rail/clamp style: 7 x 7 mm, compatible bike type: road bike racing, item width: 152 mm, country of origin: taiwan, part type: bicycle part,
category: sporting goods > cycling > bicycle components parts > saddles seats, color: black, material: carbon, sku: 17706200075988604,
Pro PRSA0355 Is Similar To:
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5 offers $80.00–$169.99 USD
  • Used. Offer #1 priced at $80.00 + $9.14 shipping estimate = $89.14* total. The curved design and Pro brand ensure a comfortable and secure ride, making it a popular choice among competitive cyclists looking to enhance their performance on the road. The SHIMANO PRO Stealth Curved Performance SADDLE is a high-quality bicycle part designed for road bike racing.+$9.14 shipping
  • New. Offer #2 priced at $113.17 + $5.00 shipping estimate = $118.17* total. Brand New Highlights Designed to facilitate an aggressive, aerodynamic, position on the bike Smooth PU Cover Compatible with PRO Saddle Accessories Broad anatomic fit recess Short length, wide nose design (Slightly narrower nose than the PRO Stealth Saddles) Road saddle for flexible riders who move laterally Base: carbon reinforced polymer Padding: Lightweight EVA Rails: INOX Rounded rear profile to facilitate comfortable left and right movement Brand Pro MPN UPC For Bike Type Road Bike - Racing Color Black Type Saddle, Seat Part Type Bicycle part.+$5.00 shipping
  • New. Offer #3 priced at $169.99 + $0.00 shipping estimate = $169.99* total. SADDLE BLACK. SHIMANO .FREE SHIPPING
  • Nuovo. Offer #4 priced at $136.49 + $26.62 shipping estimate = $163.11* total. CARATTERISTICHE PRINCIPALI / QUICK INFO: Colore / Colour : Nero / Black.+$26.62 shipping
  • New. Offer #5 priced at $164.83 + $26.82 shipping estimate = $191.65* total. +$26.82 shipping

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