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  3. SHIMANO RD-M100

SHIMANO RD-M100 Bicycle Hanger Gs Cage Rear Derailleur 100GS

Rd-m100 Shimano 100gs Bicycle 7 Speed Hanger Type Gs Medium Cage Rear Derailleur

( Brand: Shimano ), ( Manufacturer Part Number: RD-M100 ), ( Model: 100GS RD-M100 ), ( Part Type: Bicycle Hanger Derailleur ), ( Color: Silver ), ( Compatible Bike Type: Cargo Bike, City Bike, Cross Bike, Cyclocross Bike, Dirt Jumper, Hardtail Bike, Hybrid Bike, Mountain Bike, Road Bike, Touring Bike ), ( Country/region Of Manufacture: Japan ), ( Mounting Type: Hanger ), ( Number Of Speeds: 7 Speed ), ( Derailleur Cage Length: Medium Cage )

Review SHIMANO Bicycle Speed Hanger Type Gs Medium Cage Rear Derailleur

Shimano RD-M100 100GS Bicycle Hanger (GS Cage Rear Derailleur)

Embrace the seamless shifting experience and elevate your cycling journey with the Shimano RD-M100 100GS Bicycle Hanger, also known as the GS Cage Rear Derailleur. This exceptional component, crafted by the industry-leading brand Shimano, is designed to deliver precise, reliable, and efficient performance for your bicycle.

The Shimano RD-M100 100GS Bicycle Hanger showcases a sleek and durable design, with its robust yet lightweight aluminum construction. The GS cage ensures a secure and stable fit for your rear derailleur, offering enhanced chain stability and improved shifting performance. The cage design is optimized for a compact chainstay, making it ideal for cyclists who prioritize bike handling and maneuverability.

Equipped with Shimano's proprietary Shadow RD technology, this derailleur minimizes chain slap, reduces chain rub, and improves heel clearance, ensuring a quieter and smoother ride. The adjustable tension control allows for precise fine-tuning, ensuring optimal shifting performance under various riding conditions.

With its narrow 13-tooth pulley wheel, the Shimano RD-M100 100GS Bicycle Hanger offers a significant reduction in chain friction, resulting in faster, more efficient shifts and reduced wear on your chain and cassette. The derailleur is also compatible with Shimano's Synchronized Shifters, enabling seamless synchronization between your front and rear shifting components for a more enjoyable and efficient ride.

In conclusion, the Shimano RD-M100 100GS Bicycle Hanger is an exceptional choice for cyclists seeking a reliable, efficient, and high-performing rear derailleur. Its durable construction, advanced Shadow RD technology, adjustable tension control, and narrow 13-tooth pulley wheel make it an excellent addition to any bicycle, promising a smooth, quiet, and enjoyable riding experience.

Shimano RD-M100 100GS Bicycle Hanger (GS Cage Rear Derailleur) - Pros, Cons, and Conclusion

Pros:

1. Quality and Reputation: Shimano is a renowned brand known for its durability and performance. The RD-M100 is no exception, offering a reliable and precise shifting experience.

2. Compatibility: This derailleur is designed to work seamlessly with Shimano's 10-speed drivetrain systems, making it a great choice for bikes equipped with such systems.

3. Adjustability: The GS cage design allows for improved chain stability and adjustability, especially when used with larger cassette sprockets.

4. Lightweight: Despite its robust build, the RD-M100 is relatively lightweight, contributing to the overall agility of the bike.

Cons:

1. Price: Compared to entry-level derailleurs, the Shimano RD-M100 is on the higher end of the price spectrum, which may be a deterrent for budget-conscious buyers.

2. Limited Compatibility: While it works well with Shimano 10-speed drivetrains, it may not be compatible with other brands' systems, potentially limiting its versatility.

3. Requires Regular Maintenance: As with any mechanical component, the RD-M100 requires regular cleaning and adjustment to maintain optimal performance.

Conclusion:

The Shimano RD-M100 100GS Bicycle Hanger (GS Cage Rear Derailleur) is a high-quality, reliable, and precise shifting derailleur, ideal for those who prioritize performance and are already invested in Shimano's 10-speed drivetrain systems. However, its higher price point and limited compatibility with other brands' systems may make it less appealing to budget-conscious buyers or those using non-Shimano drivetrains.

Recommendation:

If you're looking for a high-performance, durable derailleur and are already using or planning to use Shimano's 10-speed drivetrain, the Shimano RD-M100 is a solid choice. If you're on a tighter budget or use a different brand's drivetrain, you might want to consider other options that better suit your specific needs and budget.

Details:

SHIMANO 100GS BICYCLE 7 SPEED HANGER TYPE GS MEDIUM CAGE REAR DERAILLEUR RD-M1 medium cage speed rear derailleur with pulley. DOMESTIC: Domestic packages are shipped USPS with Delivery Confirmation. Large oversize packages are usually shipped UPS ground. Model RD-M100 date code OG.

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part #: rdm100 prices

  • $29.00-$39.08

specifications ribicycl:

  • brand: Shimano
  • mpn: Rd-m100
  • model: 100gs Rd-m100
  • part type: Bicycle Hanger Derailleur
  • color: Silver
  • compatible bike type: Cargo Bike, City Bike, Cross Bike, Cyclocross Bike, Dirt Jumper, Hardtail Bike, Hybrid Bike, Mountain Bike, Road Bike, Touring Bike
  • country/region of manufacture: Japan
  • mounting type: Hanger
  • number of speeds: 7 Speed
  • derailleur cage length: Medium Cage

shipping ribicycl:

  • service: USPS Ground Advantage
  • transit: 4-8 Days
  • class: Standard
  • cost: $12.30
  • carrier: USPS
  • type: Calculated

general ribicycl:

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

payments ribicycl:

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

returns ribicycl:

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

offer ribicycl:

  • availability: In Stock
  • quantity: 1
  • sold: 0
  • best offers: True
  • options: Ship-to-home
  • started: April 24, 2025

seller ribicycl:

  • rating: 99.6%
  • # reviews: 18054
  • city: Westcliffe, Colorado
part type: bicycle hanger derailleur, compatible bike type: cargo bike, city bike, cross bike, cyclocross bike, dirt jumper, hardtail bike, hybrid bike, mountain bike, road bike, touring bike, country/region of manufacture: japan, mounting type: hanger, number of speeds: 7 speed, derailleur cage length: medium cage,
category: sporting goods > cycling > bicycle components parts > rear derailleurs, color: silver, sku: 12799533640574761,
Shimano RD-M100 Is Similar To:
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5 offers $29.00–$39.08 USD
  • Used. Offer #1 priced at $29.00 + $14.10 shipping estimate = $43.10* total. Model date code OG.+$14.10 shipping
  • Used. Offer #2 priced at $39.08 + $11.99 shipping estimate = $51.07* 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. A sweet derailleur from Shimano! A few scuffs and wear but in overall good shape.+$11.99 shipping
  • Used. Offer #3 priced at $29.99 + $12.99 shipping estimate = $42.98* total. +$12.99 shipping
  • Used. Offer #4 priced at $19.99 + $9.99 shipping estimate = $29.98* total. +$9.99 shipping
  • Used. Offer #5 priced at $17.99 + $0.00 shipping estimate = $17.99* total. Please see pictures Vintage Shimano Rear Derailleur, decent overall condition.FREE SHIPPING

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