- Home Page /
- Sports Outdoor & Fitness /
- Sports /
- Cycling /
- Parts & Components /
- Derailleurs & Shifters /
- Derailleurs & Parts /
- Front Derailleurs /
- Sunrace RDM91 9-Speed Long Cage Bike Deraille...
0 ratings
Item #:
8982702
Sunrace RDM91 9-Speed Long Cage Bike Derailleur with Bolt, Black/Silver | rear-bike-derailleurs
Item #:
8982702
AUD 49
Price Details
Excluding Shipping & Custom charges ( Shipping and custom charges will be calculated on checkout )
*All items will import from US
Afterpay Information
Split your bill into 4 payments of AUD 12.25 interest-free
Add the item to your cart
Select Afterpay at checkout
Fill in your details
Complete your first payment
and pay the remaining in easy instalments or according to the payment plan you selected
Here’s why you should Afterpay it
Get everything you need now..
Shop thousands of brands and millions of products, online and in-store.
Pay over six weeks.
Make the first payment upfront and the rest over time. Always interest-free when you pay it in 4.
No fees when you pay on time.
We’ll send you reminders and cap late payments to help you get back on track.
(1) Terms and conditions. apply. (2) Installment Agreement. (3) Eligible for customers in. Australia, (4) Your final payment plan may vary depending on your credit history.
0 ratings
Write a review
In stock
Imported from USA store
QTY:
Order now and get it around Saturday, September 05
Secured transaction
Ubuy works hard to protect your security and privacy. Our advanced payment security system ensures confidentiality by encrypting your information during transmission using AES (Advanced Encryption Standards) and SSL (Secure Socket Layer) protocols. Your payment details are 100% secure as we do not share your payment details with third party sellers.
Our Top Logistics Partners
Sunrace Sturmey Archer: The Best Bicycle Component Manufacturer
Buy Now Pay Later
Fast
Shipping
Free
Return*
Secure Packaging
100% Original Products
PCI DSS Compliance
ISO 27001 Certified
Note: Step Down Voltage Transformer required for using electronics products of US store (110-120). Recommended power converters Buy Now.
What Stands Out
Durable Design
Constructed with high-quality materials, the Sunrace RDM91 offers robust performance and longevity, ensuring it withstands the rigors of daily cycling on varied terrains.
Smooth Shifting
This 9-speed derailleur guarantees precise and effortless gear changes, enhancing your cycling experience by improving efficiency during rides and aiding in maintaining momentum.
Versatile Compatibility
The RDM91 is compatible with various drivetrain systems, making it an ideal choice for cyclists looking to upgrade or replace their existing derailleur without compatibility issues.
Product Details
| Brand Name | SunRace |
| Manufacturer | SunRace Sturmey Archer |
| Global Trade Identification Number | 04710944242935 |
| Manufacturer Part Number | RDM91 LD-BOX |
| Model Number | RDM91.LD00.1S0.BX |
| Included Components | Rear Derailleur |
| Unit Count | 1.0 Count |
| Item Weight | 0.75 Pounds (340 grams) |
| Item Dimensions L x W x H | 10"L x 8"W x 2"H (25.4 x 20.3 x 5.1 cm) |
| Color | Black/Silver |
| Material Type | Multi |
| Case Material Type | Aluminum |
| Mount Type | Clamp-On Mount |
| Number of Teeth | 45 |
| Brand | SunRace |
| Material | Multi |
| Mounting Type | Clamp-On Mount |
Who Should Buy?
-
Casual Riders
Ideal for cyclists seeking a reliable, affordable derailleur for everyday biking without high performance demands.
-
Budget-Conscious Buyers
Perfect for those needing a cost-effective solution without compromising essential functionality in their bikes.
-
Long Cage Needs
Great for bike setups requiring long cage derailleur for accommodating larger gear ratios smoothly.
-
Competitive Cyclists
Not suitable for high-level racing or competition due to its lower performance compared to advanced derailleurs.
Product Description
Sunrace RDM91 9-Speed Long Cage Bike Derailleur with Bolt, Black/Silver | rear-bike-derailleurs
About This Item
Upgrade your biking experience with the SunRace RDM91 9-Speed Long Cage Bike Derailleur. This high-quality derailleur is designed to provide smooth and reliable shifting for 9-speed bikes. Featuring a long cage design, the SunRace RDM91 is perfect for riders who enjoy tackling various terrains.
The longer cage allows for larger range cassettes, providing you with more options for gear ratios. Whether you're climbing steep hills or speeding through flat roads, this derailleur ensures that you have the right gear for every situation. Constructed with durability in mind, the SunRace RDM91 is built to withstand the rigors of off-road biking. The sturdy construction and BlackSilver finish not only add a stylish touch to your bike, but also enhance its resilience against the elements. Installation is a breeze with the included bolt, making it a convenient choice for both professional and DIY bike enthusiasts.
Simply attach the derailleur to your bike's frame and get ready to enjoy smoother and more precise shifting. Experience the difference that the SunRace RDM91 9-Speed Long Cage Bike Derailleur can make to your rides. Whether you're a mountain biker, commuter, or recreational rider, this derailleur is designed to enhance your cycling performance and overall enjoyment. Don't settle for anything less than the best – choose SunRace for your biking needs.
Have any Query? Chat with us
Customer Questions & Answers
-
Question:
What is the Sunrace RDM91 9-Speed Long Cage Bike Derailleur designed for?
Answer: The Sunrace RDM91 is specifically designed for 9-speed cycling systems, providing precise shifting for mountain and road bikes. Its long cage allows for increased capacity, accommodating larger cassettes which are essential for riders who prefer varied terrain. This feature is especially beneficial for those who tackle steep climbs or descend rugged trails, ensuring smooth transitions between gears. -
Question:
How does the long cage design of the Sunrace RDM91 affect performance?
Answer: The long cage design of the Sunrace RDM91 offers a greater chain capacity compared to short cage models. This means it can handle a wider range of gear combinations, making it ideal for cyclists who require versatility in their gearing. This is particularly useful for mountain bikers who shift between gears frequently or road cyclists who need to adapt to different terrains, ensuring optimal performance under varying conditions. -
Question:
Is the Sunrace RDM91 compatible with other brands of bike components?
Answer: Yes, the Sunrace RDM91 is designed to be compatible with various 9-speed components from different brands. It typically pairs well with Shimano 9-speed systems, offering seamless performance. When considering compatibility, it’s advisable to check your existing components and gear ratios to ensure that the derailleur functions optimally, especially for mixed-brand setups. -
Question:
What materials are used in the construction of the Sunrace RDM91?
Answer: The Sunrace RDM91 features a robust construction with a combination of aluminum and reinforced plastic materials. This design choice provides durability while keeping the weight manageable, which is essential for performance-focused cyclists. The materials selected not only withstand varying weather conditions but also facilitate reliable long-term usage, making this derailleur a solid addition to any 9-speed setup. -
Question:
Can I install the Sunrace RDM91 by myself, or do I need professional help?
Answer: Installing the Sunrace RDM91 can be a straightforward process for those familiar with bike maintenance. With basic tools and a bit of mechanical knowledge, you can mount this derailleur without professional assistance. It’s often a good practice, however, for first-time installers to refer to instructional videos or guides to ensure an accurate setup for optimal shifting performance. -
Question:
What are the benefits of choosing a 9-speed derailleur like the Sunrace RDM91?
Answer: Choosing a 9-speed derailleur like the Sunrace RDM91 provides a balance of gear range and simplicity. With nine distinct speeds, riders gain the ability to tackle a variety of terrains without being overwhelmed by excessive gearing options. This makes it ideal for recreational cyclists and enthusiasts alike, offering a great blend of performance for diverse cycling needs. -
Question:
How does the Sunrace RDM91 compare to other derailleur models?
Answer: The Sunrace RDM91 stands out in its category with its long cage feature, providing superior capacity and versatility compared to standard models. While similar derailleur models may focus on weight savings or aesthetic designs, the RDM91 prioritizes functional performance for riders who frequently shift gears. Its durability and design make it a competitive choice for both casual and serious cyclists. -
Question:
What is the weight of the Sunrace RDM91 derailleur?
Answer: The Sunrace RDM91 derailleur is designed to be lightweight while still maintaining strength and durability. Weighing in at approximately 270 grams, it strikes a balance between sturdiness and weight efficiency, making it an excellent choice for cyclists looking to minimize unnecessary bicycle weight. This consideration is crucial for performance-minded individuals who aim to enhance their ride quality. -
Question:
Does the Sunrace RDM91 come with installation hardware?
Answer: Yes, the Sunrace RDM91 typically comes with the necessary installation hardware, including the mounting bolt, which simplifies the installation process. This convenience allows you to set it up right out of the box without the need for additional purchases. Ensuring you have all necessary components on-hand makes the replacement or upgrade process much more manageable. -
Question:
Where can I buy the Sunrace RDM91 9-Speed Long Cage Bike Derailleur with Bolt?
Answer: You can buy the Sunrace RDM91 9-Speed Long Cage Bike Derailleur with Bolt from Ubuy, a trusted online retailer. Ubuy provides a convenient platform for purchasing bike components, ensuring you have access to a variety of options while enjoying user-friendly navigation and customer support.
SunRace Front Derailleurs RDM91.LD00.1S0.BX Editorial Review
** SunRace RDM91 9-Speed Long Cage Bike Derailleur** The SunRace RDM91 9-Speed Long Cage Bike Derailleur has garnered a positive reception from customers, particularly for its performance and value. Users appreciate that the derailleur functions as expected, effectively resolving issues with their bike's gear-shifting capabilities. Many have opted for this model as a cost-effective alternative to more expensive OEM parts, such as the original Shimano Deore, and have reported satisfaction with its performance—some even noting it works better than anticipated. The derailleur appears to be a solid choice for those in need of a reliable replacement component, especially for casual cyclists or those who might not necessitate the higher-end options. The general Consensus among users is that the SunRace RDM91 is not only priced competitively but also delivers on functionality, making it a worthwhile investment for bike repairs and upgrades. **
Customer Reviews & Ratings
1 customers ratings
-
5 Star
100%
-
4 Star
0%
-
3 Star
0%
-
2 Star
0%
-
1 Star
0%
Review this product
Share your thoughts with other customers
Pros
- More affordable than OEM alternatives like Shimano Deore.
- Users report improved performance compared to previous models.
Cons
- Some may experience slow delivery times, as noted, although this might not be representative of the product itself.
Platform Trust & Buyer Confidence
CJ
Chris
Verified buyer
“Promt delivery. Seems like a good product.”
22 July 2026 · via Trustpilot
SM
Scott
Verified buyer
“It was the best service ever received by any company from my online shopping experience in the last 10yrs”
11 July 2026 · via Trustpilot
TD
Terri
Verified buyer
“so easy to order delivery was way earlier than i expected”
3 July 2026 · via Trustpilot
GC
Gavin
Verified buyer
“Very impressed with the speed at which I received my package from the United States to Australia. Highly recommended.”
21-Jul-26 · via Trustpilot
J
Jeannie
Verified buyer
“Very efficient service. Hassle-free. Excellent product. Have ordered several times.”
17-Jul-26 · via Trustpilot
Secure Checkout
Global Delivery
Easy Returns
Genuine Products
Product Price History
Important information
- Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
- Not all the products listed on Ubuy are for sale, as Ubuy is a global search engine. Products are subject to export/trade regulations.
AUD 49
Order now and get it around Saturday, September 05
This item is not restrict in my country.(Please click on above link if this item is not restrict in your country, So our team will review and allow.)
QTY:
Secured transaction
PCI DSS compliant and ISO 27001:2022 certified, with encrypted payments and full buyer protection on every order.
Our Top Logistics Partners
Fastest cross-border delivery
Features & Benefits
- Sunrace Sturmey Archer produces high-quality and best performing bicycle components.
- The components are used by all major bicycle manufacturers
- Offers cost-saving replacements for daily commuters or lightweight components for race bikes.
- Rear derailleurs are a no-nonsense and cost-effective replacement
- Top models feature carbon fiber, aluminum, and ceramic sealed cartridge bearings
- Provides components that can cater to your cycling needs.
Ubuy Assurance
Experience worry-free shopping with 100% original products, PCI DSS-compliant payment security, ISO 27001-certified data protection, the fastest cross-border delivery, free returns *, and secure packaging on every order.