Shimano Dura-Ace BB-7400 Bottom Bracket (ITA)

Regular price €79,90 EUR

Checkout paused until January 1, 2027

Currently undergoing workshop renovations. Inquiries and advance reservations are welcome anytime via our contact form.

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Details:

  • Brand / Model: Shimano Dura-Ace BB-7400

  • Type: Cup-and-Cone Sealed Bottom Bracket

  • Thread Type: Italian Thread (ITA, 36 x 24 tpi)

  • Shell Width: 70 mm

  • Axle Length: 113 mm (Square Taper ISO/JIS)

  • Material: Heat-Treated Chrome-Moly Steel Axle & Machined Cups

  • Condition: Used, Cleaned and Fully Functional

  • Origin: Made in Japan

 

Description:

The foundational bottom bracket for Shimano's legendary 7400 series Dura-Ace groupset. Featuring a 70 mm Italian-threaded shell width and a 113 mm square taper axle, the BB-7400 is renowned for its mirror-finished bearing races and labyrinth sealing system that keeps moisture and dirt out. Engineered to offer minimal rotational resistance and maximum spindle rigidity, this is the definitive bottom bracket for vintage Italian frames equipped with high-end Shimano drivetrains.