Spring Sale

Shimano UN55 Square Taper Bottom Bracket

EXTRA 10% OFF SPRING SALE

Use Code SPRING10
Shop All

Shop all Shimano   |   Shop all MTB/Road Bottom Brackets


  • Hassle free
    365 Day Returns
  • Safe and Secure
    for peace of mind
  • Pay by Card, PayPal, Apple Pay & Google Pay

keyboard_arrow_right Description

Shimano UN55 Square Taper Bottom Bracket

  • 25% more durable than UN54 with alloy left hand cup
  • Traditional square JIS 2-degree taper crank-arm interface
  • Offered in either English (BC1.37 x 24tpi - RH/LH) or Italian (M36 x 24tpi - RH/RH) threads

keyboard_arrow_right Features

  • A good quality bottom bracket for traditional chainsets
  • Super-accurate bearings for smooth operation and improved durability
  • Durable, hard-wearing sealed cartridge bottom bracket with square tapered spindle fitting
  • Lightweight hollow spindle
  • Maintenance-free sealed cartridge bearing assembly keeps out dirt, mud, and water for long bearing life
  • Fast and easy installation without adjustment
  • Narrow body allows clearance for cable routing under the bottom bracket

keyboard_arrow_right You Might Also Like

keyboard_arrow_right Ratings & Reviews