About The Product
- 7/8-speed MTB rear derailleur
- Aluminum outer link and composite inner link
- Steel outer cage and composite inner cage
Upgrade your bike's shifting performance with the SRAM X4 Rear Derailleur - the perfect choice for versatile and reliable 7, 8, and 9-speed drivetrain systems. Engineered for smooth, precise, and effortless gear changes, this long cage derailleur enhances your cycling experience across diverse terrains and riding styles.
Materials & Construction
Built with durability in mind, the SRAM X4 features an alloy outer link and B-knuckle combined with a high-performance Grilon composite P-knuckle, ensuring resistance to impact and corrosion. The steel/composite cage with replaceable pulleys offers longevity and ease of maintenance, making it ideal for everyday riding and off-road adventures.
Performance & Engineering
Designed with a 1:1 actuation ratio, the SRAM X4 ensures crisp, light-action shifting with trigger or twist shifters, delivering precise gear control even under load. Its long cage design accommodates larger cogs up to 34T, providing a 45 teeth chain wrap capacity for wide-range gearing setups. The derailleur's large capacity and optimized cage length enable smooth transitions across a broad gear range, enhancing climbing and sprinting efficiency.
Components & Technology
Equipped with replaceable pulleys and a robust cage mechanism, the SRAM X4 ensures reliable performance over countless miles. The advanced engineering minimizes chain slap and maximizes shifting accuracy, making it a perfect fit for mountain biking, commuter, or leisure cycling.
Style & Use Case
With a sleek black finish, the SRAM X4 derailleur matches various bike styles, from mountain bikes to hybrid and city bikes. Its compatibility with 7-, 8-, and 9-speed systems offers versatile upgrades for existing bikes or new builds focused on durability and consistent shifting performance.
Innovative & Differentiating Features
- Compatible with SRAM 1:1 actuation ratio for seamless, responsive gear changes
- Long cage design for increased capacity and wide-range gearing
- Steel and composite materials for enhanced durability and lightweight performance
- Easy-to-maintain with replaceable pulleys and corrosion-resistant components
Specifications:
- Compatibility: 7, 8, 9-speed systems, 10x1 standard mount
- Largest Cog: 34T, Min Cog: 11T, Capacity: 45T
- Weight: 280g (bare derailleur), 310g with mount
- Color: Black
- Drivetrain Range: 11-34T cassette, 22T max front difference
Upgrade your bike with the SRAM X4 Rear Derailleur for smooth, accurate, and reliable shifting performance tailored to your riding needs. Built to perform mile after mile, it's the ideal component for cyclists seeking durability, versatility, and high-value performance.
- Enhanced shifting precision with SRAM's 1:1 actuation ratio, providing smooth and responsive gear changes for 7, 8, or 9-speed systems.
- Constructed with lightweight alloy outer link and B-knuckle, combined with a steel and composite cage, ensuring durability and reduced weight for reliable long-distance riding.
- Features a long cage design with replaceable pulleys, offering up to 45T chain wrap capacity and compatibility with a wide gear range from 11T to 34T cogs, perfect for mountain biking and adventure rides.
- Engineered for top-normal resting position and compatible with standard 10x1 mounts, allowing easy installation on various bicycle frames and versatile use cases from trail riding to gravel adventures.
- Innovative materials and precise engineering deliver excellent performance, with a weigh-in of only 280 grams, making it an ideal upgrade for riders seeking durable, high-performance derailleur components with sleek black styling.
| Specification | Value |
|---|---|
| Manufacturer | SRAM |
| Manufacturer Part No. | 00.7515.033.000 |
| Universal Product Code | 710845609671 |
| Invoice Description | DER SRAM RR X4 LONG 7/8s BLK |
| Shipping Weight | 0.84 lbs. |
| Package Dimensions | 6.5 x 5.3 x 3.25 |
| HTS Number | SAS 67228 |
| Country of Origin | TAIWAN |
| Model | X4 |
| Speed | 7/8sp |
| Max | 34 |
| Wrap | 45 |
| Cage/Mount | Long |
| Ratio | 1to1 |
| Color | BLK |
| Wgt | 280g |
| Type | Mechanical |
- Supplier:
- JBI
Bike Junkies offers no‑hassle returns and exchanges within 60 days of delivery. We want every customer to feel confident when shopping with us, and our return process is designed to be simple, fair, and fast.
Return Eligibility
To qualify for a return or exchange, the following conditions must be met:
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The item must be in new, unused, and uninstalled condition.
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All original packaging, tags, hardware, and accessories must be included and intact.
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Items showing wear, installation marks, damage, or improper use cannot be accepted.
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An order number is required.
Once your return is received at our warehouse, a refund will be issued within 5 days after inspection.
Refunds
Refunds are issued to the original form of payment once the returned item has been received and approved. If we are unable to refund to the original payment method, the refund will be issued as store credit.
Depending on your bank or credit card provider, it may take an additional 2–3 business days for the refund to appear in your account.
Exchanges
To make an exchange, simply complete the return process and then place a new order for the item you want instead. This ensures the replacement item is reserved and ships quickly.
How to Start a Return
To request a Return Authorization (RA#), contact us at support@bikejunkies.com. Please include your order number and the item you wish to return.
Once approved:
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You will receive a Return Authorization email with instructions.
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Print the prepaid label provided by us. ($9.99 will be deducted from your refund)
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Ship the item back within 7 days of the RA being issued as RA #'s are only valid for 7 days.
Please do not tape anything to the original product packaging. Place the item inside a proper shipping box. Using the manufacturer’s box as the shipping container will result in damage and the return may be rejected.
Be sure to keep your return tracking number. Powersport Junkies is not responsible for lost return shipments. You will receive a confirmation email once your return has been processed and refunded.
Defective, Incorrect, or Damaged Items
If you receive a defective, damaged, or incorrectly shipped item, contact us immediately. We will cover the return shipping cost and ensure the issue is resolved quickly.
Non‑Returnable Items
Certain items cannot be returned, including:
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Electronics with opened packaging or broken manufacturer seals
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Any part that has been installed or shows installation attempts
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Tools or chemicals that have been opened or unsealed
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Open‑box items with destroyed or missing packaging
Our Info
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Storefront name: Bike Junkies
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Address: 940 Calle Amanecer, Suite N
San Clemente, CA 92673 -
Phone: 800-605-2152
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Support email: support@bikejunkies.com
- Support hours + timezone:
Monday-Friday: 9:00 AM-5:00 PM PST
Saturday: 9:00 AM-3:00 PM PST
Sunday: Closed
This Shipping Policy explains how orders are processed, handled, and delivered by Bike Junkies, including delivery timelines, shipping coverage, and special conditions for military addresses. It is designed to give customers a clear understanding of what to expect when placing an order.
Bike Junkies is proud to be an authorized dealer of the brands we currently offer. When you purchase from us, you are guaranteed to receive genuine, brand-new products backed by the full manufacturer warranty. We work directly with the manufacturers to ensure you receive the highest quality service and support.
Order Processing and Handling
Orders are processed quickly to ensure fast delivery. Our standard handling time is 0–1 business days. Order cutoff time is 12 PM PST Monday-Friday and orders placed after that will be shipped shipped next business day.
Transit Times
Once shipped, orders typically arrive within 2–3 business days. Transit times may vary slightly depending on the destination, weather conditions, or carrier-related delays. Delivery estimates apply only after the order has left our facility.
Delivery Schedule
Standard delivery occurs Monday through Friday. Saturday delivery may be available.
Shipping Coverage
Bike Junkies offers free shipping to the lower 48 states of the United States. We do not ship to the following locations:
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Alaska
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Hawaii
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Puerto Rico
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Any international destination outside the United States
Orders placed with shipping addresses in restricted locations will be canceled and refunded.
Military Shipping (APO/FPO)
Bike Junkies ships to APO/FPO military addresses using USPS only.
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We cannot ship hazardous materials or oversized items to military addresses due to carrier and military mail restrictions.
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Transit times to APO/FPO locations may vary significantly depending on military mail processing.
Address Accuracy and Delivery Issues
Customers are responsible for ensuring that all shipping information provided at checkout is accurate and complete. Bike Junkies is not responsible for delays, lost packages, or delivery failures caused by incorrect or incomplete addresses. If a package is returned due to an address error, additional shipping charges may apply to resend the order.
Lost, Delayed, or Damaged Shipments
If a shipment is delayed, lost, or arrives damaged, customers should contact us promptly so we can assist with initiating a claim or resolving the issue with the carrier. While we support the process, final decisions regarding claims are made by the carrier.
Tracking Information
A tracking number is provided via email once the shipping label has been created. Tracking updates may take up to 24 hours to appear after the label is generated.
Shipping Restrictions
Certain items may be subject to shipping restrictions due to size, weight, or hazardous material regulations. If an order cannot be shipped due to such restrictions, we will notify the customer to arrange an alternative solution.
Our Info
-
Storefront name: Bike Junkies
-
Address: 940 Calle Amanecer, Suite N
San Clemente, CA 92673 -
Phone: 800-605-2152
-
Support email: support@bikejunkies.com
- Support hours + timezone:
Monday-Friday: 9:00 AM-5:00 PM PST
Saturday: 9:00 AM-3:00 PM PST
Sunday: Closed
For warranty issues please contact us at support@bikejunkies.com. Each Brand is different and we can provide instruction to complete warranty issues.
Bike Junkies is proud to be an authorized dealer of the brands we currently offer. When you purchase from us, you are guaranteed to receive genuine, brand-new products backed by the full manufacturer warranty. We work directly with the manufacturers to ensure you receive the highest quality service and support.
Our Info
-
Storefront name: Bike Junkies
-
Address: 940 Calle Amanecer, Suite N
San Clemente, CA 92673 -
Phone: 800-605-2152
-
Support email: support@bikejunkies.com
- Support hours + timezone:
Monday-Friday: 9:00 AM-5:00 PM PST
Saturday: 9:00 AM-3:00 PM PST
Sunday: Closed
