Outer Limits 4x4 Board

Yeah just wondering wat tyres and rims to run. Want to use offraod 37's mtr, or 35's. With either 15x10 or 15x8 (rims) which combo will work the best both in crawling and stablility??, anyone done this combo any comments cheers!!

u got gearing to turn em ???????

Yup, got all that, just don't want to mess around with tyres, that won't be beneficial thats all!, any other suggestions