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Bearings are never as buttery once they've been installed, they all feel rougher after they're put under pressure. I put GXP BB90's in my carbon 29er frame and it was the same, though not too bad. It looks like you've installed them properly, it may just be that the frame could be a bit on the tighter side. Riding the bike will loosen things up a bit though, ...


5

Advantages: It's cheaper to manufacture cups, even with fine surface finish and reasonable tolerances than threaded shells. Especially with carbon frames there was an issue with inserting threaded shells which needed to have perfectly parallel faces. With press-fit cups and cartridge bearings having some factory loose, the tolerances are not so strict. A ...


2

There are a number of options for replacing a Hollowtech II BB (whilst still retaining the Shimano cranks). The Deore bb is a cheap bb, higher Shimano levels should last better. Anecdotally I've heard premium Bb's last years while it's not unusual to use a Shimano BB a season. The options are: Shimano - Shimano has a number of different levels. BB51 deore ...


1

"squeaks" can come from a lot of places in the bike - they're transmitted surprisingly well - which helps them escape detection. If it corresponds with pedal strokes, then you're probably looking at the following: bottom bracket - regrease and tighten to spec pedals - regrease and tighten to spec cleats - tighten to spec It's a process of elimination - ...



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