GearBox threadbare 2 and 3 sprocket

Hi!
What do You think, VTR1000 SP2 gearbox and VTR1000F gearbox is identical dimensioins?
My RVT1000R is threadbare 2., 3., (gear 25T and 30T), fork gearshift and drum gearshift.
No adhesion to a rapid acceleration.
Br. Andris.
What do You think, VTR1000 SP2 gearbox and VTR1000F gearbox is identical dimensioins?
My RVT1000R is threadbare 2., 3., (gear 25T and 30T), fork gearshift and drum gearshift.
No adhesion to a rapid acceleration.
Br. Andris.