R/C Tech Forums - View Single Post - LOSI XXX-S, Tips and Tricks, Open Mod, etc
Old 12-08-2014, 02:33 PM
  #758  
prcarbin
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Join Date: Dec 2014
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Originally Posted by skater-deez1
I'd say check out the Speed Passion 17.5 combos,very affordable and really good performance. They're sensored and very smooth. As far as how to gear it,get the adaptor and a small spur/big pinion combo. You'll need to get somewhere around a 3.5- 3.8 fdr. To get your fdr it's spur divided by pinion times the internal(xxxs is 1.83 internal)ratio. Any questions feel free to ask away!
Thanks for the advice! I am finding several Speed Passion 17.5 combos on eBay, some with a 70 amp ESC, and some with the 40 amp ESC. Which ESC will I need for the XXX-S?
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