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Ultegra FC-R8000 Chainring Bolt Fatigue

I read a forum post that, like a couple of the answers, attests that Shimano chainring bolts can crack at Shimano's official torque spec (12-16 Nm). The poster reported that Park Tools' torque guide, ...
Weiwen Ng's user avatar
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Remove 7- or 8-speed chainrings from Shimano/SRAM/Sunrace crankset and use on 3x9 speed Samox/Shimano drivetrain?

Give BB's are pretty close to a consumable, have you considered replacing the BB to match the new cranks? Given the price points of the listed components, and equivalent square (Shimano UN300) taper ...
mattnz's user avatar
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Are there chainring bolts with covers for SRAM AXS Quarq powermeters for 2x that looks like SRAM's own for 1x?

Just tried my "elegant solution" on another bike and there was not enough clearance between the small chainring and chainstay for the CX1 and 1.2mm spacers + bolts. But, I just found that ...
veitzel's user avatar
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Shimano GRX chainring upgrade

It's the kind of change that comes often with additional changes. Changing only the big ring would not be enough, as front derailleurs are designed around the chainrings dimensions: you'll need to ...
Rеnаud's user avatar
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Shimano GRX chainring upgrade

If you Google, you should be able to confirm that GRX cranks use a 110mm BCD for the outer ring, and an 80mm BCD for the inner ring. Therefore, you can’t simply put Ultegra chainrings on a GRX crank. ...
Weiwen Ng's user avatar
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12 speed sram DUB chainring compatibility

Having just talked to SRAM, they told me the 12 speed crankset is backwards compatible for use with an 11 speed system. Just make sure to use the 11 speed chain with it.
Mark Bertram's user avatar

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