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Shimano UN55 Square Taper English Threaded Bottom Bracket

Shimano UN55 Square Taper English Threaded Bottom Bracket
$23.99 - $37.00
Spindle:
Square Taper
Please select options
This item is not permitted to be shipped. However, it can be purchased online and picked up at your convenience. All online bicycle sales are subject to a $15 destination fee to be collected in store upon pickup. Please visit our policy page for more information.

Details

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

Option UPC MPN Store SKU
107mm / English / Square Taper / 68mm 689228778801 EBBUN55B07 210000007356
107mm / English / Square Taper / 73mm 689228778726 EBBUN55C07 210000021160
110mm / English / Square Taper / 68mm 689228778887 EBBUN55B10 210000006168
107mm / Italian / Square Taper / 70mm 689228778788 EBBUN55I07
110mm / English / Square Taper / 73mm 689228778825 EBBUN55C10 210000006173
113mm / English / Square Taper / 68mm 689228778757 EBBUN55B13 6169
113mm / English / Square Taper / 73mm 689228778740 EBBUN55C13 6174
115mm / English / Square Taper / 68mm 689228778894 EBBUN55B15 210000006170
110mm / Italian / Square Taper / 70mm 689228778771 EBBUN55I10
118mm / English / Square Taper / 68mm 689228778795 EBBUN55B18 210000006171
118mm / English / Square Taper / 73mm 689228778733 EBBUN55C18 8669
122.5mm / English / Square Taper / 68mm 689228778870 EBBUN55B22 210000006172
113mm / Italian / Square Taper / 70mm 689228778856 EBBUN55I13
127mm / English / Square Taper / 68mm 689228778764 EBBUN55B27 210000008089
115mm / Italian / Square Taper / 70mm 689228778818 EBBUN55I15
122.5mm / Italian / Square Taper / 70mm 689228778832 EBBUN55I22