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This is the factory 36T crankset on my Genesis Onex, with a 118mm BB and roughly 44mm CL. I bought another crankset on Amazon to replace it and it wouldn’t fit due to a much smaller “W5” measurement, which didn’t allow room for the crank arms the clear the chainguard (which I wanted to keep on...

I ended up using the 118mm Shimano UN300 bottom bracket. Seems to fit just fine. I got the K version to use with stock chain guard. It’s certainly smoother and quieter than the cup and cone bottom bracket that came on the bike. I also purchased a crankset on Amazon but the crank arm on the...

Looking to replace a lot of the same components on mine, let us know what parts worked for you!

Nevermind, I found your other post 😊

What components have you upgraded? I’m looking to upgrade the rear hub/coaster brake, BB, crankset and pedals, and maybe the wheels. Let us know what you’ve found that works well. Also adding a front brake but can’t find a lever to fit the 1” handlebars.

Zeroing in on a Shimano BB-UN300-K bottom bracket with a 122.5mm spline. Wanting to keep the chain guard/case. I have a concern about the chainline though; I measured about a 44mm chainline for the bike with the stock BB and crankset. I’d like to change out the crankset though, and I’m...

I’d like to know as well since I’m looking to replace mine soon.