KTM recommends Motorex Top Speed 4T 15W5 (0.7L)
I am assuming you mean gear oil, KTM recommends .7L of Motorex Top Speed 4T 15W50.
65 mphIt is the top speed of KTM 85 sx.
90mph
110mph
I roped my ktm 150sx at 97miles
The Top Speed Is Around 80 mph
60 mph
About 70mph
90mph
KTM recommends Motorex Top Speed 4T 15W50
With stock gearing top speed would be 50-52 mph.