Shimano 118+ mm Bicycle Bottom Brackets
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Showing 14 products:
Shimano BB-UN300 Bottom Bracket - English, 68 x 118mm Spindle, Square Taper JIS
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5 of 5 stars
( 1 review )
BuyPART NUM 691344
Shimano BB-UN300 Square Spindle Bottom Brackets Fits JIS square-taper cranksets Crankarm fixing bolts sold separately Hollow spindle … read more
5 of 5
( 1 )
5 of 5 stars
( 1 review )
popularyour price $16.99
BuyPART NUM 691344 
Shimano BB-UN300 Bottom Bracket - English, 73 x 122.5mm Spindle, Square Taper JIS BuyPART NUM 840927
Shimano BB-UN300 Square Spindle Bottom Brackets Fits JIS square-taper cranksets Crankarm fixing bolts sold separately Hollow spindle … read more
your price $16.99
BuyPART NUM 840927 
Shimano 105 BB5500 68x118.5mm English V1 Spline BB for Triple cranks BuyPART NUM 102746
Shimano 105 BB-5500 series bottom brackets have Octalink V1 splines spindles. BB-5500 has a 22mm splined, hollow spindle; fits FC-7700/FC-7703/FC-6500/FC-6503/FC-5500/FC-5501/FC-5503/FC-5504 … read more
17% offretail $59.99 your price $49.99
BuyPART NUM 102746 
Shimano BB-UN300 Bottom Bracket - English, 73 x 118mm Spindle, Square Taper JIS BuyPART NUM 331950
Shimano BB-UN300 Square Spindle Bottom Brackets Fits JIS square-taper cranksets Crankarm fixing bolts sold separately Hollow spindle … read more
your price $16.99
BuyPART NUM 331950 
Shimano BB-UN300-K Bottom Bracket - English 68 x 122.5mm Spindle Square BuyPART NUM 113794
Shimano BB-UN300 Square Spindle Bottom Brackets For chain case Fits JIS square-taper cranksets Crankarm fixing bolts sold separately … read more
your price $18.00
BuyPART NUM 113794 
Shimano BB-UN300-E Bottom Bracket - English, 68 x 122.5mm Spindle, Square Taper JIS, For E-Type Front Derailleur BuyPART NUM 413783
Shimano BB-UN300 Square Spindle Bottom Brackets Fits JIS square-taper cranksets Crankarm fixing bolts sold separately Hollow spindle … read more
your price $14.99
BuyPART NUM 413783 
Shimano ES300 68 x 121mm Octalink V2 Spline English Bottom Bracket BuyPART NUM 901084
Shimano BB-ES300 Octalink V2 Bottom Brackets Fits Shimano Octalink V2 Spline Cranksets Crankarm fixing bolts not included Item Specifications … read more
your price $29.99
BuyPART NUM 901084 
Shimano BB-UN300-K Bottom Bracket - English, 68 x 127.5mm Spindle, Square Taper JIS, For Chain Case BuyPART NUM 696218
Shimano BB-UN300 Square Spindle Bottom Brackets Fits JIS square-taper cranksets Crankarm fixing bolts sold separately Hollow spindle … read more
your price $15.99
BuyPART NUM 696218 
Shimano ES51 68x118mm V2 Spline Bottom Bracket BuyPART NUM 295208
Shimano ES51 Deore LX cartridges and E-type cartridges fit FC-M752/751/M571/M510-8/M440-8 cranks. Crankarm fixing bolts not included. … read more
29% offretail $44.99 your price $31.99
BuyPART NUM 295208 
Shimano ES300 73 x 126mm Octalink V2 Spline English Bottom Bracket BuyPART NUM 735103
Shimano BB-ES300 Octalink V2 Bottom Brackets Fits Shimano Octalink V2 Spline Cranksets Crankarm fixing bolts not included Item Specifications … read more
your price $15.99
BuyPART NUM 735103 
Shimano ES51 68x121mm V2 Spline Bottom Bracket BuyPART NUM 345545
Shimano ES51 Deore LX cartridges and E-type cartridges fit FC-M752/751/M571/M510-8/M440-8 cranks. Crankarm fixing bolts not included. Item Specifications … read more
27% offretail $44.99 your price $32.99
BuyPART NUM 345545 
Shimano BB-UN300 Bottom Bracket - English, 68 x 122.5mm Spindle, Square Taper JIS, 47.5mm Chainline BuyPART NUM 179042
Shimano BB-UN300 Square Spindle Bottom Brackets Fits JIS square-taper cranksets Crankarm fixing bolts sold separately Hollow spindle … read more
your price $18.99
BuyPART NUM 179042 
Shimano BB-UN300 Bottom Bracket - English, 68 x 122.5mm Spindle, Square Taper JIS, 50mm Chainline 
Info
Shimano BB-UN300 Square Spindle Bottom Brackets Fits JIS square-taper cranksets Crankarm fixing bolts sold separately Hollow spindle … read more
your price $16.99
Info 
Shimano UN26 73 x 122.5mm Bottom Bracket Info
Shimano UN-26 Bottom Brackets have hollow, square taper JIS spindles. Hollow spindle Does not include crank fixing bolts … read more
your price $13.99
Info 
"Shimano practices good local citizenship, pursues continued access to those areas that are enjoyed by outdoor enthusiasts, and is committed to minimizing our impact on the environment."
These products are one of our best sellers.
These models are available for online purchasing and can be shipped directly to you.
Length
The bottom bracket shell width is the width, in millimeters, of the frame where the bottom bracket is mounted.
Bottom brackets must fit the frames interface type. For example, an english threaded bottom bracket can only be installed on a frame that accepts english threading.
This is an older standard that was used on some Shimano cranks. Some common Octalink V1 cranks models include, XTR (BB-M952), Dura-Ace BB-7700, Ultegra (BB-6500) and 105 (BB-5500). 
Some common Octalink V2 cranks models include Deore XT (ES70/71), Deore XL (ES70/71), Deore (ES50/51), FC-M752, FC-M751, FC-M572, FC-M571, FC-M510-8 & FC-M440-8 cranks. 
Splined Bottom bracket specific to FSA Power Drive Cranks.
Praxis M30 crank spindle specific 30mm drive bearing/28mm nondrive bearing. Requires M30 socket tool or M30 wrench for installation and removal.
Length
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