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  2. sku: 17946817986668721
  3. SRAM 00.7518.059.001

SRAM 00.7518.059.001 Rear Bicycle Derailleur Storm Cage X7 2.1 10-SPEED

00.7518.059.001 Sram X7 Type 2.1 10-speed Rear Bicycle Derailleur Storm Gray Medium Cage Opened

( Brand: Sram ), ( Type: Rear Derailleur ), ( Color: Storm Gray / Black ), ( Derailleur Cage Length: Medium Cage ), ( Number Of Speeds: 10 Speed ), ( Mounting Type: Bolt-on ), ( UPC: 007518059001 )

Review SRAM X7 Type 2.1 10-speed Rear Bicycle Derailleur Storm Gray Medium Cage Opened

The **SRAM 00.7518.059.001 X7 2.1 10-Speed Rear Bicycle Derailleur with Storm Cage** is a precision-engineered component designed to deliver seamless shifting performance while maintaining a sleek, aerodynamic profile on modern road and gravel bicycles. Part of SRAM s X7 drivetrain lineup, this derailleur is built to handle the demands of aggressive riding styles, offering a robust yet lightweight solution for cyclists seeking both efficiency and reliability. The **2.1 ratio** a versatile mid-range setting balances the need for compactness with the ability to accommodate a wide range of cassette sizes, from 11-32T to 11-36T, ensuring compatibility with a variety of group sets while optimizing chainline alignment for smooth operation. The **Storm Cage**, a hallmark of SRAM s aerodynamic design philosophy, features a streamlined, low-profile construction that minimizes drag without compromising durability. Its **10-speed compatibility** ensures seamless integration with SRAM s X7 or XX1 drivetrains, providing cyclists with crisp, predictable shifting across the full range of gears, whether tackling steep climbs or sprinting to the finish line. Engineered with **high-strength aluminum** and precision-machined components, this derailleur is built to withstand the rigors of daily training and competitive riding, offering long-lasting performance with minimal maintenance. The **quick-release pulley system** simplifies chain adjustments, while the **durable spring mechanism** ensures consistent tension, reducing the risk of chain drops even under aggressive pedaling. Whether paired with a compact or extended-range cassette, this derailleur exemplifies SRAM s commitment to innovation, blending aerodynamics, reliability, and performance to enhance the riding experience for discerning cyclists.

### **SRAM 00.7518.059.001 X7 2.1 10-Speed Rear Derailleur (Storm Cage) Pros and Cons**

#### **Pros:**

1. **Reliability and Durability** SRAM s X7 series is known for its robust construction, making it suitable for both casual and moderate off-road use. The Storm Cage design helps prevent chain drops, reducing the risk of damage in rough terrain.

2. **Compatibility** This derailleur is designed for 10-speed systems, which remain widely used on many road, hybrid, and light gravel bikes. It works with SRAM s NX, X7, and older 10-speed groupsets, offering flexibility for upgrades or replacements.

3. **Chain Drop Protection** The Storm Cage feature adds an extra layer of safety by preventing the chain from falling off the derailleur, which is particularly useful for riders who frequently encounter obstacles or uneven surfaces.

4. **Moderate Performance** While not as lightweight or high-performance as SRAM s newer groupsets (e.g., Force or Rival), the X7 series provides solid shifting for its price point, making it a practical choice for budget-conscious riders.

5. **Ease of Installation** SRAM derailleurs are generally straightforward to install and adjust, with clear instructions and widely available tools. The X7 series follows this tradition, appealing to both beginners and experienced mechanics.

6. **Cost-Effective** Compared to higher-end SRAM groupsets or Shimano alternatives, the X7 derailleur offers good value for its performance and durability, making it a budget-friendly option for riders who don t need cutting-edge technology.

7. **Wide Range of Applications** Beyond road and hybrid bikes, this derailleur can be used on light gravel or touring bikes where a durable, no-frills setup is preferred over specialized components.

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#### **Cons:**

1. **Outdated Technology** The X7 series is several generations old, lacking features found in newer SRAM groupsets such as electronic shifting, wider gear ratios, or improved chain engagement. This may limit its performance on modern bikes with wider cassettes or more aggressive riding styles.

2. **Weight** Compared to newer SRAM derailleurs or lighter alternatives (e.g., Shimano s Tiagra or 105), the X7 is heavier. While not a significant issue for most riders, it may feel less premium in a high-end build.

3. **Limited Gear Range** The 10-speed format is less versatile than 11-speed or wider-range setups (e.g., 1x drivetrains), which are now standard on many bikes. Riders who prioritize efficiency or climbing performance may find the gearing restrictive.

4. **Maintenance Requirements** Like all mechanical derailleurs, the X7 requires regular cleaning and lubrication to perform optimally. Over time, wear on the pulleys and jockey wheels can degrade shifting quality, though this is true of most mid-range derailleurs.

5. **Compatibility Issues with Modern Bikes** Some newer bikes, particularly those designed for 1x drivetrains or wider cassettes, may not align perfectly with the X7 s specifications. Riders upgrading from older setups may need to adjust their expectations or consider a more modern derailleur.

6. **Resale Value** As a discontinued or older model, the resale value of the X7 derailleur is likely lower than that of newer SRAM or Shimano components. This may not be a concern for most riders, but it s worth noting for those who plan to upgrade later.

7. **Limited Availability of Spare Parts** While SRAM parts are still widely available, older models like the X7 may eventually become harder to source compared to more recent releases. This could be a concern if the derailleur fails after the manufacturer stops producing it.

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### **Conclusion:**

The **SRAM 00.7518.059.001 X7 2.1 10-Speed Rear Derailleur (Storm Cage)** is a solid, no-nonsense choice for riders seeking a durable, reliable, and budget-friendly derailleur for road, hybrid, or light off-road use. Its chain drop protection and compatibility with older SRAM groupsets make it a practical option for those who prioritize simplicity and longevity over cutting-edge technology. However, its outdated design and limited gear range may not suit riders who want modern performance, wider cassettes, or electronic shifting.

If you re looking for a **long-term, low-maintenance derailleur** for a bike where you don t need the latest features, this is a great pick. On the other hand, if you re building or upgrading a bike with modern demands (e.g., 1x drivetrains, wider gearing, or electronic shifting), you may want to consider a newer SRAM model (e.g., Rival or Force) or a Shimano alternative like the **Deore or Tiagra**.

### **Recommendation:**

- **Buy it if:** You need a **durable, budget-friendly derailleur** for a road, hybrid, or light gravel bike where you don t require the latest technology. The Storm Cage feature adds value if you ride in rough conditions.

- **Avoid it if:** You re building a bike with **modern demands** (e.g., 1x drivetrains, wider cassettes, or electronic shifting) or if you want a lighter, more efficient derailleur.

- **Alternative Considerations:**

- For **better performance and compatibility**, look at **SRAM Rival or Force 1x derailleurs** or **Shimano Tiagra/Deore 10/11-speed options**.

- If you re on a tight budget but want something slightly newer, a **used or refurbished SRAM NX or X7 derailleur** might offer better long-term value.

- For **chain drop protection**, Shimano s **Deore or SLX derailleurs** also offer similar features at comparable prices.

Details:

See photo, Product Overview Specs: Aluminum inner and outer cage. Item has minor cosmetic blemishes due to light use. Cage length : Medium. Color: Storm Gray / Black.

Specifically, one area has a scratch and paint missing by screw hole. Item is guaranteed to be in perfect working condition. Drive train Speeds: 10-Speed.

Chain Wrap Capacity teeth: 43 teeth. New 2015 improved roller bearing clutch design. Cage lock allows you to easily remove wheel and maintain chain.

part #: 007518059001 price

  • $79.90

specifications ribicycl:

  • brand: Sram
  • type: Rear Derailleur
  • color: Storm Gray / Black
  • derailleur cage length: Medium Cage
  • number of speeds: 10 Speed
  • mounting type: Bolt-on
  • upc: 007518059001

general ribicycl:

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

offer ribicycl:

  • started: May 15, 2026
  • sold: 0
  • options: Ship-to-home
  • availability: In Stock
  • quantity: 1

returns ribicycl:

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

seller ribicycl:

  • rating: 100.0%
  • city: Mount Horeb, Wisconsin
  • # reviews: 18403

payments ribicycl:

  • credit card: Discover
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  • wallet: Apple-pay

shipping ribicycl:

  • cost: $9.95
  • carrier: USPS
  • type: Fixed
  • service: USPS Ground Advantage
  • class: Standard
  • transit: 3-5 Days
type: rear derailleur, derailleur cage length: medium cage, number of speeds: 10 speed, mounting type: bolt-on,
category: sporting goods > cycling > bicycle components parts > rear derailleurs, color: storm gray black, sku: 17946817986668721,
Sram 00.7518.059.001 Is Similar To:
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1 offer $79.90 USD
  • Used. Offer #1 priced at $79.90 + $9.95 shipping estimate = $89.85* total. See photo(s). Cage lock allows you to easily remove wheel and maintain you chain.+$9.95 shipping

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