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Old 10-09-2015 | 08:25 AM
  #40  
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Mudcat981
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Originally Posted by Kuya_Kimo
What's the difference between 17.5K and the 17.5KO extreme? The KO states its for high loads, does it mean it's high RPM (lower pinion)?
The K is a Short Stack (9g lighter), more RPM = D4 1S
The KO is a Standard Stack (standard weight) more torque. = D4
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