I need to replace the upper and lower ball joints on my 1990 LT500. Should I just go with OEM or are there any aftermarket ones that work well?

I have use both OEM and All Balls from rocky mountain atv are they are only about 30 minute drive. The All Balls are good but in general I prefer the OEM.  I modded up my Yamaha Craptor and seams everything OEM fit perfect and non OEM worked but just wasnt as good of fit and finish.

Hay Randy,  Is your family origionally from Upton wy or is that just coincidence?  I just drove the perimiter of the  whole state of wyoming and took a detour to the black hills of south Dekota. What a beautiful place. The drive from Redlodge montana south to yellowstone over the bear tooth highway is amazing.  Still lots of snow. The road goes over 11,000 feet.  Saw a BIG ASS GRIZZLEY bear eating a buffalo.  I will try to find the picture and post it.