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UBB SySTEM COMPATIBILITy CHART

ENCOMPASSING ALLBOTTOM BRACKET STANDARDS]]ROTOR’s “UBB” is a super-standard that encompasses all BB standards. It allows installation of almost any 30 or 24 mm axle crank from ROTOR on the bike you have, regardless of its BB type. It works with everything!]]The charts below help you identify the BB type of a bike you are installing ROTOR cranks on. It then tells you which BB and crankset combinations will work.

ROTORBOTTOM BRACKETCOMPATIBILITY

ROTORCRANKCOMPATIBILITY

FRAME DIMENSIONSHELL WIDTH

FRAME DIMENSIONINNER DIAMETER

W =

BSA

68 mm73 mm

BB1 BSASABB BSA

3D

(All Shimano compatible)

BSA30

3D+3DFPOWER

(All Shimano compatible)

Press Fit 4130

3D+3DFPOWER

D = 41 mmD = 37 mm

BB90

3D

(All Shimano compatible)

W = 68 mm

BB3068 mm

BB3073 mm

(All Shimano compatible)

BB30BEARING KIT

3D+3DFPOWER

W = 73 mmW = 89,5 mm

BB89 BB92

W = 92 mm W = 68 mm

PressFit3068 mm

(All Shimano compatible)

Press Fit 4630

3D+3DFPOWER

W = 73 mm

PressFit3073 mm

D = 42 mm D = 46 mm

24

mm

SPIND

LE3

0 m

m SPIN

DLE

THREADED BB NON THREADED BB

Press Fit 4124

3D

BB4224(30 to 24) MTB

3D

Press Fit 4624 MTB

3D

W = 68 mm

BSA

BB1 BSASABB BSATRACK BSA

3D

(All Shimano compatible)

BSA30

3D+3DFFLOWPOWER

ITA30

3D+3DFFLOWPOWER

W = 70 mm

ITA

BB1 ITASABB ITATRACK BSA

3D

(All Shimano compatible)

D = 41 mm

PressFit 4124

3D

(All Shimano compatible)

PressFit 4130

3D+3DFFLOWPOWER

D = 37 mm

BB90

3D

(All Shimano compatible)

W = 68 mm

BB30

BB30 to 24Road

3D

(All Shimano compatible)

BB30BEARING KIT

3D+3DFFLOWPOWER

BB30BEARING KIT

3D+3DFFLOWPOWER

W = 79 mmBBRight

California

W = 68 mm

PressFit30

PressFit 4624Road

3D

(All Shimano compatible)

PressFit 4630

3D+3DFFLOWPOWER

W = 79 mm

BBRight PF

BBRight4624

3D

(All Shimano compatible)

PressFit 4630

3D+3DFFLOWPOWER

D = 42 mm D = 46 mm

24

mm

SPI

ND

LE3

0 m

m S

PIN

DLE

W = 86 mm

BB386EVO

PressFit 4630

3D+3DFFLOWPOWER

W = 86 mm

BB86

THREADED BB NON THREADED BB

CARRETERA / TRIATLÓNROAD / TRI BTTMTB

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