Right now it has the same run of the mill crank that it sold with. There is no brand name on it. Whatever it was that Raleigh used on their lower end bikes. I have the tools and expertise. I'm talkin thread pitch. I suppose I should just take the BB off and take it to the LBS and have them figure it out for me. I'm doing this for a friend who is new to commuting. My advice to him was to get a more decent frame and build it up, gradually.