Shimano Sora RD-R3000-SS 9-Speed Road Bike Rear Derailleur

The Shimano Sora RD-R3000-SS is a mechanical rear derailleur for 2x9-speed road bike drivetrains. It has a short cage and handles cassettes with up to 32 teeth. A wide link design adds stiffness and extends service life.

PRODUCT DESCRIPTION
The Shimano Sora RD-R3000-SS is a short-cage (SS) rear derailleur for 9-speed road bikes with a double chainring (2x9). It is part of Shimano’s Sora road range, which is aimed at fitness and leisure cyclists. It is also popular with ambitious riders for winter training bikes and with commuters who ride all year.

The derailleur works with cassettes up to 32 teeth and has a total capacity of 37 teeth. It handles a chainring spread of up to 16 teeth and uses a conventional mounting. Shimano’s wide link design increases stiffness and gives the derailleur a longer service life. It uses mechanical, cable-operated shifting and comes in black at 273 g.

COMPATIBILITY AT A GLANCE

• Drivetrain: 2x9-speed, Shimano shifting system
  
• Cassette: up to 32 teeth maximum, with an 11-tooth smallest sprocket
  
• Cage length: short (SS)
  
• Maximum chainring spread: 16 teeth
  
• Total capacity: 37 teeth
  
• Mounting: conventional

• Short-cage rear derailleur for 2x9-speed road bikes
  
• Works with cassettes up to 32 teeth
  
• Wide link design for greater stiffness and longer service life
  
• Mechanical (cable-operated) shifting
  
• Conventional mounting
  
• 273 g, black finish

• Brand: Shimano
  
• Series: Sora
  
• Model: RD-R3000-SS
  
• Product type: Rear derailleur
  
• Intended use: Road bike
  
• Shifting system: Shimano
  
• Number of speeds: 9 (2x9)
  
• Shifting type: Chain, mechanical
  
• Cage length: Short (SS)
  
• Smallest sprocket: 11 teeth
  
• Maximum cassette sprocket: 32 teeth
  
• Total capacity: 37 teeth
  
• Maximum chainring spread: 16 teeth
  
• Mounting: Conventional
  
• Color: Black
  
• Weight: 273 g
  
• Model year: 2026