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Shimano Cues RD-U4020 SGS 9-Speed Rear Derailleur

ERDU4020SGS
₹2,870

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Reliable rear shifting with e-bike-ready strength

Overview

The Shimano Cues RD-U4020 SGS is a dependable 2x9-speed rear derailleur engineered for riders who value consistent performance across urban commutes, gravel paths and light trails. Its compatibility with e-bikes ensures it can handle added torque with ease.

Smooth and Decisive Shifting: Experience precise rear shifting on any terrain with Shimano’s proven engineering. This derailleur offers smooth gear changes to keep your ride efficient and comfortable, whether navigating city traffic or climbing country roads.

E-Bike Rated for Enhanced Durability: Built and tested to withstand the increased load of electric assist systems, the RD-U4020 SGS delivers long-lasting performance. Its robust build ensures it stays reliable mile after mile under daily use.

Low-Profile Design for Trail Protection: With a low-profile form factor, this derailleur reduces exposure to rocks and other obstacles—ideal for off-road and unpredictable environments. It adds durability without compromising shifting precision.

Supporting up to a 36T low sprocket and a total capacity of 41T, this derailleur fits a wide range of setups. Whether you're riding a touring bike or an e-hybrid, it's built to adapt to your needs.

Features

  • Smooth Rear Shifting: Offers precise and consistent 9-speed gear changes across city streets, gravel and light trails.
  • E-Bike Specific Durability: Built to handle the added stress and torque of electric assist systems for extended component life.
  • Shadow RD Low Profile: Shimano Shadow RD construction reduces risk of impact and maintains stable performance off-road.
  • Wide Gear Compatibility: Supports 36T low sprocket and 41T total capacity for flexible drivetrain setups.
  • Versatile Design Fit: Direct mount with cable adjuster suits both urban commuters and adventure riders.

Technologies

  • LinkGlide Shifting Technology: Designed for durability and smoother shifting, LinkGlide minimizes pedal shock and extends drivetrain life.
  • Shimano Shadow RD: Low-profile derailleur construction enhances trail clearance and reduces impact, ensuring stable and silent gear performance.

Specifications

  • Model No: RD-U4020
  • Series: Cues
  • Color: Series Color
  • Rear Speeds: 9
  • Compatible Chain: LinkGlide, HG 11-Speed
  • RD Construction|Shimano Shadow RD: Yes
  • Mount|Direct Attachment (Conventional): Yes
  • Cable Adjuster: Yes
  • Max Front Difference: 16T
  • Total Capacity: 41T
  • Low Sprocket|Max: 36T
  • Low Sprocket|Min: 36T
  • Top Sprocket|Max: 11T
  • Top Sprocket|Min: 11T
  • Fluoric Coated Link Bushings: 1
  • Pulley|Teeth: 11/11T
  • Pulley|Sunken Type Pulley Screw: Yes
  • Remarks: E-Bike Rated

Shipping, Returns & Refunds

We ship across India. Shipping is free on orders above ₹2,000, and ₹99 is charged on orders below ₹2,000. Cash on Delivery is available for orders up to ₹20,000, with additional COD charges based on order value. Most orders are delivered within 3–6 working days, though delays may occasionally occur. Please note that most Shimano products may take longer to ship. View full shipping policy.

Returns can be initiated within 7 days of delivery. Items must be unused, in original condition, and returned with all tags and packaging intact. Returns are available only on select categories such as apparel, helmets, jerseys, gloves, and similar items. Wetsuits and products discounted above 5% are not eligible for return.

Returns are not accepted for compatibility-related issues unless the product description on our website was incorrect. Return shipping must be arranged by the customer, as pickup is not available.

For eligible returns, you can choose an exchange, store credit, or a monetary refund. Refunds are processed after deduction of applicable shipping and transaction charges. Order cancellations are only possible before the order is processed. View full Return & Refund Policy.