Is BB30 same as BB86?
BB86 and BB30 aren’t compatible, they’re two different standards.
What is BB86 bottom bracket?
Among bottom bracket standards in the bike industry is BB86. This bottom bracket comes with two steel cartridge bearings pressed into composite cups. The cups increase the outside diameter of the assembly to 41mm to match the i.d. of the frame’s bottom bracket shell.
What cranks are compatible with BB86?
1. Compatibility of bottom brackets
| BB standard | Crankset compatibility |
|---|---|
| 1 b) BB30A | Hollowtech II, BB386EVO, BBright, BB30 if they have spacers on the left side |
| 2. PF30, OSBB | Hollowtech II, BB386EVO, OSBB, BBright, BB30 |
| 3. BB86, BB90, BB92 | Hollowtech II |
| 4. BBright | Hollowtech II, BB386EVO |
Is BB86 the same as BB386?
An excerpt from it: “The BB386 EVO cranks are compatible with almost every BB shell standard (BSA, BB30, PF30, BB86),” says Jason Miles of FSA. “We currently make bottom brackets and adaptors for BSA, BB30, and PF30 frames and are working on BB86 bottom brackets. So look for a proper adapter.
What is BB30 crank?
The BB30 bottom bracket shell is typically 68mm (road) or 73mm (mtb) wide with an inside diameter of 42mm. Originally the BB30 system was designed to use 30mm diameter crank spindles. A BB30 shell itself is not threaded, instead the bearings press directly into the frame, also known as a direct-fit bearing system.
Does BB86 fit BB386?
“The BB386 EVO cranks are compatible with almost every BB shell standard (BSA, BB30, PF30, BB86),” says Jason Miles of FSA. Frames with BB386 EVO shells should be able to run almost any crank.
Can I use a 30mm crankset in a BB86?
In a 30mm to BB86 application this deformation limit occurs much earlier and even a modest rider will be able to feel spongeyness at power levels of ~250W. Using a 30mm crankset in a BB86 should be avoided. The likelihood of a failure is very high.
Will a bb30a fit in a BB86 bottom bracket?
The BB86 bottom bracket shell is 86.5mm wide and according to Cannondale the BB30a is 73mm, so it may not fit after all.
What is the difference between pressfit 30 and BB30 bearings?
Shell width will measure 68mm (road) or 73mm (mountain) Shell ID will measure 46mm Both PressFit 30 and BB30 use the same 30mm ID bearings and 30mm spindle cranksets; the difference is that PF30 bearings are contained inside cups and the cups are pressed into the frame.
Do I need a bottom bracket for a 30mm crank?
A lot of people have 30mm / DUB cranks and a large number of those individuals have power meters attached to them and understandably don’t want to purchase a new power meter, they would rather find a solution to allow fitting in a BB86 shell. As a result a number of companies have produced bottom bracket solutions.