Park Tool describes BB90 bearings as “a mild press fit” — they typically don't require as much force to insert as a conventional press-fit and, in some frames, the bearings will actually slip in by hand.26 Jul 2019
What is the difference between bb30 and BB90?
While the "30" in BB30/PF30 references the inside diameter of the used, the numbers in BB86/92 and BB90/95 refer to the width of the frame's bottom bracket shell.29 May 2019
What cranks fit BB90?
BB standard Crankset compatibility
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3. BB86, BB90, BB92 Hollowtech II
4. BBright Hollowtech II, BB386EVO
5. BB386EVO Hollowtech II, BBright, OSBB, BB30 if the spindle is long enough
6. BB90, BB95 Hollowtech II
What Loctite for press fit bottom bracket?
Loctite® 609 is a non-permanent bonding agent for cylindrical parts and has excellent gap filling qualities for either alloy or nylon BB cup parts. All surfaces must be cleaned thoroughly and the Loctite® 7649 activator applied as indicated for the bond to cure correctly.
How do I stop BB90 creaking?
https://www.youtube.com/watch?v=ZJBwh9gT4KA
What is the best Loctite for bearings?
Loctite® Bearing Mount 609™ bonds cylindrical slip-fit or press-fit parts to prevent loosening. Excellent for keeping bearings in place in housings or on shafts. Bonds gaps up to 0.005" (0.13mm). Temperature limits -65°F to 300°F (-54°C to 150°C).10 Jun 2019
What does the 90 in BB90 refer to?
BB90 and BB95 The numbers 90 and 95 refer to nominal shell width. This unique bottom bracket shell is not a straight bore but has an internal bearing retainer built into the shell, similar to an integrated headset. Bearing outside diameters are 37mm. BB90 shell and bearing with spindle and bearing removed.18 Sept 2019
What size is BB90?
The BB90/95 standard is used by Trek on many frames. Two sealed bearings (37mm OD) are pressed directly in to the frame's bottom bracket shell.
Does bb30 fit BB90?
the quick answer is 'no'. BB30 uses a 30mm spindle, BB90 is designed for 24mm.26 May 2010
What cranks work with BB90?
The bearings your friend currently has will only work with Shimano 10 (all Shimano 10) cranks or other 24mm spindle cranks (Rotor, etc.). While BB90 works with Campy and SRAM as well, you'd need the proper BB90 bearings for those cranks (BB90/SRAM, BB90/Campy).22 Apr 2011