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Repair Help and Education

Posts tagged "Bottom Bracket"

BB90, BB86, BB92, GXP Press Fit Bottom Bracket Service

The "Shimano press fit" standard is a bottom bracket system that does not use internal threading. Unfortunately there is no industry wide agreed upon name for this standard. The Shimano Company's name for the system is "Shimano Press Fit". The colloquial titles BB86, BB90 or BB92 refer to the no...

Cartridge Bearing Type Bottom Bracket Service

This article will discuss the removal and installation of the common cartridge bottom brackets of the three-piece cranksets.

Bottom Bracket Tool Selection

This article will discuss tool selection for servicing bottom brackets. Many bottom brackets require special tools for installation and removal. A table summarizing tool section is at end of this article.

Bottom Bracket Tapping, Threading, Chasing and Facing

This article will discuss use of the Park Tool BTS-1 and the Park Tool BFS-1.

Crank Removal-Square Spindle Type

This article will discuss the removal and installation of cranks from square spindle bottom brackets. Crank pullers are used for two basic crank types: the square spindle type arms, and the splined type spindle arms.

BB30 Bearing System Service

This article will discuss the removal and installation of the BB30 cartridge bottom bracket bearings.