20/39 gearing help..

[Dustyrmk151]

2005 rmk 151... Need chain for 20/39 gearing...
anyone have one or can help to locate one.
Wanting to calm takeoff abit... Is it worth it ??
Just got this sled and can use the info.. Thanks

 

[Dustyrmk151]

I ride in western U.P. and think this gearing would be best... PPretty much a flat lander yes lol