Rotations Bicycle Center

Rotations Bicycle Center

Mon-Sat: 9:00am-6:00pm
Sun: 10:00am-5:00pm
> Bicycling Catalog > Parts > Bottom Brackets > Shimano > UN55 Square Taper English Threaded Bottom Bracket
Shimano UN55 Square Taper English Threaded Bottom Bracket

Shimano UN55 Square Taper English Threaded Bottom Bracket

Product Rating
0.0 stars
 (0 Reviews)
$23.39 - $29.99
  • This item is not permitted to be shipped, however it can be purchased online and picked up at your convenience.

Product Details

Shimano UN55 Square Taper English Threaded Bottom Bracket

Shimano's BB-UN55 Square Spindle Bottom Brackets are the unofficial standard for English-threaded cartridge bottom brackets. Quality, value, and durability come together to keep you cranking for many, many miles.

- Fits JIS Square-Taper Cranksets
- Hollow spindle
- Crankarm fixing bolts not included

  • Part Numbers close open

    Option Barcode Manufacturer's Part Number Vendor Number Store SKU
    68 x 107mm 689228778801 EBBUN55B07 TRK-428189
    70 x 113mm 689228778856 EBBUN55I13 QBP-CR5416
    70 x 118mm 689228778849 EBBUN55I18 QBP-CR5413
    70 x 122.5mm 689228778832 EBBUN55I22 QBP-CR5417
    73 x 107mm 689228778726 EBBUN55C07 TRK-428196
    73 x 110mm 689228778825 EBBUN55C10 TRK-428197
    73 x 113mm 689228778740 EBBUN55C13 TRK-428198
    73 x 118mm 689228778733 EBBUN55C18 TRK-428199
    73 x 122.5mm 689228778863 EBBUN55C22 QBP-CR5409
    68 x 113mm 689228778757 EBBUN55B13 TRK-428191
    68 x 115mm 689228778894 EBBUN55B15 TRK-428192
    68 x 118mm 689228778795 EBBUN55B18 TRK-428193
    68 x 122.5mm 689228778870 EBBUN55B22 TRK-428194 BBS29398582D
    68 x 127mm 689228778764 EBBUN55B27 TRK-428195
    70 x 107mm 689228778788 EBBUN55I07 QBP-CR5410
    70 x 110mm 689228778771 EBBUN55I10 QBP-CR5415
    Back to top
  • Consumer Reviews close open


    by PowerReviews

Rotations Bicycle Center
—  Southampton —
(631) 283-2890


32 Windmill Ln
Southampton, New York 11968

Store Hours
Mon-Sat: 9:00am-6:00pm | Sun: 10:00am-5:00pm

Parlee Bicycles Services & Hot Links

Bicycle Rentals
Bike Fitting
Service & Repair

Pinarello Bicycles Gift Card
Bikes On Sale
Our History