Not too sure on the parts that break, but a 10.5 should be a good starter motor for 2wd, although if your on a big track, you might be a bit short of power. The ideal motor for 2wd is a 7.5 IMO, as I used a 6.5 and it was too fast for me!
HTH
Mark
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:: AE B5MCE - SP 7.5 v3.0 Brushless Motor - Reedy Shorty Lipo - Savox Servo - Spektrum Rx ::
:: Paint By Turnip Paint ::
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