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The intention is for this to be an electric build. The only thing I have so far for the rear is the axle and tires. Just thinking ahead with this potential sprocket issue.

Working on my first build. This week I'll be tackling the rear axle. I'm foreseeing a potential issue with the sprocket. My tires are 10"diameter on a 1" live axle and most of the 60T sprockets i'm finding are nearly 10" as well. I imagine that will pose quite a problem. What sprocket (size...

Ahh..so if my math is correct, if i'm using, say...6 18Ah SLA's for the 72v set up, im looking at approx 20 min. of run time? Unless I up the Amp Hrs to 55+ on all 6 batteries, but then its a cost effectiveness issue. Even if I went 72v lithium ion, that would address the weight concern, but...

Is the additional weight required to support the extra 200 watts worth it? Or would going to 72v 3000 more bang for the buck? Seems like adding 2 batteries for 1000 watts as opposed to 1 battery for 200 is the way to go. Thoughts?