[Ross]

Originally Posted by xfactor

Hi Ross,

I ran 8.5 in mine with 21t pinion. It was perfect. Remember the pinions are 0.6 not 48dp. I used R.W pinons.

Hope that helps.

Originally Posted by Novice

I run an 8.5 and 10.5 in mine with no issues , really need to run the alternative spur from one of the road going variants to alter the gearing if you want to run a 10.5 as it was too slow even with the biggest pinion it also gives you a much broader gear ratio spread , I will dig out the part number if I can find it also alloy motor mount is a must . Hope that helps Andrew.

Ok cool. I thought 10.5 would be better on the gearbox as it's less power , I'll happily run an 8.5 in it.

Thanks for the help

Ross