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Stock kraton is a 12t and it does right around 50 out the box im pretty sure @SrC ??Not much speed at all with a Kraton 6s running a 13T. In the 30's mph perhaps. I Don't know in KPH, sorry. How do you know that the stock pinion will reach 86kph??
What is that stock pinion size you are running?
Invest yourself in a whole set of gears and a GPS Speed analyzer for legit real speeds.
You will find the speed for every gear. Download a Gear calculator to estimate gear ratios and approx. speed. That's how it is done.
Every rig is different along with different Terrain, Traction, and tires/ tire rollout (diameter). Ballooning tires changes the equation for all rigs. Diff oil will even change potential speed.
So you really can't depend on what the next guy is running for his Pinion. My Kraton 6s runs 16t or 17t depending on ambient outside temps. I've hit the 50's mph. Doesn't mean yours will.
Just get a GPS and a set of pinions. Part of RC tools and all.
Thats the exact mph ive managed to get on my stock kraton 6s V5 with 12 tooth.I tried the optional 15T and was a mile slower today.Not sure why.The kraton 6s with stock sprocket (12T) would reach 86km / h, around 53.4mph, I mean paved road not grass or dirt, so I wonder how much an extra tooth (13T) can increase the speed. In this video (in italian) for example all stock (12T) reach 86 kph, see minute
6.42
Tire size change?? And Ballooning increases rollout hence more or less speed depending....Thats the exact mph ive managed to get on my stock kraton 6s V5 with 12 tooth.I tried the optional 15T and was a mile slower today.Not sure why.
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