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View Full Version : What size ITP GNCCs for GNCC racing?



SwainRacing
04-18-2007, 03:11 PM
Ok you GNCC racers, what size ITP GNCCs are you running? I have been running RAZOR2s for the last 2 years in 23" fronts and 22 rears. I cen get the GNCCs for a real good price. I want to go smaller, But I am not sure what size to go with. It looks like the GNCCs only come in 2 rear sizes 21x11x9 and 20x10x9. I am not sure how the 20x10x9 will do due to the width? any help would be great! THANKS!

Blue250X
04-18-2007, 05:00 PM
I'd run 20's in back and 21's in front, that seems to be a pretty popular choice among XC racers. don't think the one inch of width will hurt much. Sometimes those numbers aren't right anyways. I've seen 3 threewheelers that all had 22-11-8 tires and not one of the tires was the same height or width.

DJJ450r
04-18-2007, 08:27 PM
I run the 21"s GNCC in the rear, the 20s I don't think are actually 20 inch they look like mx tires:blah: and they kinda balloon up a little by the ones I've seen

SwainRacing
04-19-2007, 03:13 AM
DJJ then do you run the 21 or 22 up front? Can you also measure the true hight of the rears for me? Thanks

Colby@C&DRacing
04-19-2007, 09:33 AM
My wife is running the 21" rears with the 21" fronts she used the 20" rears last year and said that she prefers the 21" rears.

MO-EX-RIDER
04-19-2007, 05:32 PM
im running the 20" rears and 22" fronts now but i am going to the 21's in the near future just for the little extra heighth and width

SwainRacing
04-20-2007, 06:52 PM
Thank you all for the help. I think I will be going with the 22, 21 combo. They are a little smaller than what I am running now.

leev26
04-21-2007, 03:47 PM
I am in the same boat as you are. I think I am going to go with 21's front and back. I think the extra ground clearance will be nice. As for the front, Colby said it will corner a litlle better, which makes sense a little lower to the ground.

Lonestar_R
04-24-2007, 07:34 PM
I have a brand new set of 20" rears in my garage and they are small compared to my 20" IRazr's...they look like 18's beside them. I think they are going on my stepsons 300EX instead of my 450...and then I will run the 21 rears instead

ZSNOW
04-25-2007, 07:29 AM
my stock tires were a little bigger then gncc's too:eek: