1. Bicycle Rims For Sale
  2. sku: 17499782602203861
  3. SHIMANO RD-4500-GS

SHIMANO RD-4500-GS Tiagra Rear Road Derailleur 9-SPEED

Rd-4500-gs Shimano Tiagra Rear Road Derailleur For 9-speed

( Brand: Shimano ), ( Manufacturer Part Number: RD-4500-GS ), ( Part Type: Derailleur ), ( Compatible Brand: For Shimano ), ( Color: Silver ), ( Material: Alloy, Aluminum ), ( Mounting Type: Bolt-on ), ( Number Of Speeds: 9 Speed ), ( Compatible Bike Type: Hybrid Bike, Mountain Bike, Road Bike, Touring Bike ), ( Country Of Origin: Japan ), ( Derailleur Cage Length: Medium Cage )

Review SHIMANO Tiagra Rear Road Derailleur 9-speed

The **Shimano RD-4500 GS Tiagra Rear Road Derailleur (9-speed)** is a precision-engineered, mid-range component designed to deliver a seamless and efficient shifting experience for road cyclists seeking a balance between performance and value. Part of Shimano s Tiagra family, this derailleur embodies the brand s commitment to reliability and smooth operation, making it an excellent choice for both casual riders and competitive cyclists looking to upgrade their drivetrain without breaking the bank. Built with a robust **GS (General Sport) model**, this derailleur features a durable aluminum frame that resists flex, ensuring consistent shifting even under demanding conditions. The **9-speed compatibility** allows for a wider range of gear options, catering to diverse riding styles whether climbing steep gradients or cruising at high speeds on flat terrain. Its **Hypoid pinion design** enhances shifting precision by reducing friction between the chain and derailleur, while the **highly polished cage and jockey wheels** minimize wear and tear, extending the component s lifespan. The **Shimano Indexing System (SIS)** ensures crisp, repeatable shifts, reducing the effort required to change gears and improving overall riding efficiency. Whether paired with a compact or standard crankset, the RD-4500 GS delivers a refined performance that elevates the cycling experience without the premium price tag of higher-end models. Built to withstand the rigors of regular use, this derailleur is an ideal addition for riders who demand consistency, durability, and a touch of Shimano s legendary engineering in their drivetrain setup.

The Shimano RD-4500 (also known as Tiagra 4700 in some markets) is a mid-range road rear derailleur designed for 9-speed systems. Below is a detailed breakdown of its pros and cons, followed by a conclusion and recommendation.

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**Pros:**

1. **Reliability and Durability**: The RD-4500 is part of Shimano s Tiagra group, which is known for being robust and dependable. It is built to handle daily riding without frequent mechanical issues, making it a solid choice for commuters, recreational riders, and those upgrading from entry-level systems.

2. **Compatibility**: It is designed specifically for 9-speed systems, ensuring smooth shifting with compatible cassettes (e.g., CS-HG400 or CS-HG500) and chains. The derailleur is also compatible with other Tiagra components, allowing for a cohesive group setup.

3. **Performance**: While not as precise or smooth as higher-end derailleurs (e.g., 105 or Ultegra), the RD-4500 delivers adequate shifting performance for most riding conditions. It handles moderate climbs and varied terrain well, with minimal skipping or hesitation when tuned properly.

4. **Maintenance**: The RD-4500 is relatively easy to maintain. It features a straightforward design with accessible components for cleaning, lubrication, and adjustment. Shimano s reputation for quality parts also means replacement components (e.g., pulleys, springs) are widely available.

5. **Value for Money**: Compared to higher-end derailleurs, the RD-4500 offers excellent value. It strikes a balance between performance and cost, making it a practical choice for riders who want better shifting without investing in premium components.

6. **Weight**: It is lighter than entry-level derailleurs (e.g., Sora), which can contribute to a slightly more responsive bike feel, though the weight difference is negligible for most riders.

7. **Shimano s E-Tube Compatibility**: If you plan to upgrade to an e-bike in the future, the RD-4500 is compatible with Shimano s e-bike systems (e.g., E5005), though you would need to replace other components like the chainring and cassette for full e-bike integration.

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**Cons:**

1. **Limited Performance Compared to Higher Groups**: The RD-4500 is not as precise or smooth as derailleurs from higher-end groups like 105 or Ultegra. Shifting may feel slightly less refined, especially in demanding conditions (e.g., steep climbs or aggressive riding). Some riders may notice slight hesitation or skipping if the derailleur is not perfectly tuned.

2. **No Electronic Shifting**: Unlike Shimano s Di2 electronic systems, the RD-4500 relies on mechanical shifting, which requires manual adjustment and tuning. While this is not a major drawback for most riders, those who prefer electronic shifting may find it less convenient.

3. **Durability Under Extreme Conditions**: While durable for everyday use, the RD-4500 may not hold up as well as higher-end derailleurs in extreme conditions (e.g., heavy mud, aggressive riding, or frequent long-distance touring). The pulleys and cage may wear faster under such conditions.

4. **Compatibility with Non-Tiagra Components**: While the RD-4500 works well with other Tiagra parts, mixing it with components from other groups (e.g., 105 or Deore) may lead to inconsistent shifting performance. For optimal results, it s best to stick with a cohesive Tiagra setup.

5. **Limited Upgrade Path**: If you plan to upgrade your drivetrain in the future, the RD-4500 may become a bottleneck. For example, upgrading to a 10-speed or 11-speed system would require replacing the derailleur entirely, as the RD-4500 is not compatible with those systems.

6. **Build Quality**: Compared to higher-end derailleurs, the RD-4500 has a slightly less premium build quality. The cage and pulleys may feel less refined, and some riders may notice slight flex or play in the derailleur s movement over time.

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**Conclusion:**

The Shimano RD-4500 (Tiagra 4700) is an excellent choice for riders seeking a reliable, mid-range rear derailleur for a 9-speed system. It offers a strong balance of performance, durability, and value, making it suitable for commuters, recreational riders, and those upgrading from entry-level setups. While it may not match the precision of higher-end derailleurs, it delivers consistent and adequate shifting for most riding conditions. The RD-4500 is particularly well-suited for riders who prioritize practicality, ease of maintenance, and cost-effectiveness over cutting-edge performance.

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**Recommendation:**

If you are looking for a rear derailleur for a 9-speed road bike and you fall into one of the following categories, the RD-4500 is a highly recommended choice:

- You are upgrading from an entry-level group (e.g., Sora) and want better shifting without spending significantly more.

- You primarily ride for commuting, fitness, or leisure, and you do not require the highest level of performance.

- You prefer a reliable, durable derailleur that is easy to maintain and compatible with other Tiagra components.

- You are on a budget but still want a quality Shimano derailleur that will last for several years with proper care.

However, if you plan to ride aggressively, participate in competitive events, or eventually upgrade to a higher-end drivetrain (e.g., 105 or Ultegra), consider investing in a slightly higher-end derailleur (e.g., Shimano RD-5700 or RD-5800) to future-proof your setup and enjoy smoother shifting performance. For most casual to moderate riders, the RD-4500 is an outstanding and cost-effective option.

Details:

Good used condition with a few marks from normal use, please see pictures for. Key Specifications Ford-4500-GS Medium Cage. Cage length : GS Medium/Long. Shimano TIAGRA RD-4500-GS Rear Road Derailleur for 9-Speed.

Up for sale is Nice Shimano TIAGRA RD-4500-GS medium cage rear road derailleur 9-speed. Compatible with triple or wide range double STI shifting systems 11T minimum sprocket, 27T maximum and 37T chain wrap.

part #: rd4500 prices

  • $29.99-$45.11

specifications ribicycl:

  • brand: Shimano
  • mpn: Rd-4500-gs
  • part type: Derailleur
  • compatible brand: For Shimano
  • color: Silver
  • material: Alloy, Aluminum
  • mounting type: Bolt-on
  • number of speeds: 9 Speed
  • compatible bike type: Hybrid Bike, Mountain Bike, Road Bike, Touring Bike
  • country of origin: Japan
  • derailleur cage length: Medium Cage

returns ribicycl:

  • paid by: Buyer
  • method: Money back
  • time: 30 Days
  • policy: Returns Accepted

payments ribicycl:

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

general ribicycl:

  • condition: Used
  • Cycling > Bicycle Components Parts > Rear Derailleurs

seller ribicycl:

  • city: Avilla, Indiana
  • rating: 99.8%
  • # reviews: 3565

offer ribicycl:

  • availability: In Stock
  • sold: 0
  • started: April 11, 2026
  • quantity: 1
  • best offers: True
  • options: Ship-to-home

shipping ribicycl:

  • cost: $7.25
  • service: Standard
  • transit: 4-9 Days
  • class: Standard
  • type: Fixed
part type: derailleur, compatible brand: for shimano, mounting type: bolt-on, number of speeds: 9 speed, compatible bike type: hybrid bike, mountain bike, road bike, touring bike, country of origin: japan, derailleur cage length: medium cage,
category: sporting goods > cycling > bicycle components parts > rear derailleurs, color: silver, material: alloy, aluminum, sku: 17499782602203861,
Shimano RD-4500 Is Similar To:
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5 offers $29.99–$45.11 USD
  • Used. Offer #1 priced at $34.75 + $7.25 shipping estimate = $42.00* total. Maximum front difference: 22 Teeth (ideal for triples). Compatible with triple or wide range double STI shifting systems with 11T minimum sprocket, 27T maximum sprocket, and 37T maximum chain wrap.+$7.25 shipping
  • Used. Offer #2 priced at $29.99 + $7.99 shipping estimate = $37.98* total. Rear Unit Whats pictured is the exact unit listed and whats included.+$7.99 shipping
  • For parts or not working. Offer #3 priced at $45.11 + $19.99 shipping estimate = $65.10* total. Our sales have provided funding to give away over 13,000 bikes, divert 1000 tons from the landfill, and teach repair skills to over 7000 people. Front Derailleur, Shimano Tiagra Clamp Triple FD-4500 34.9mm.+$19.99 shipping
  • Used. Offer #4 priced at $21.99 + $10.95 shipping estimate = $32.94* total. The cage is true, the spring return is strong and the pivot play is minimal. There are surface marks and scratches with some road rash as shown.+$10.95 shipping
  • Used. Offer #5 priced at $14.00 + $8.75 shipping estimate = $22.75* total. Shimano Tiagra short cage rear derailleur for 9 speeds, bolt-on, .+$8.75 shipping

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