While It is technically possible to alter only one tyre on a 4x4 or SUV, it isn't suggested. Tyres must usually be replaced in pairs or all 4 to keep up steady handling and traction. If changing as a pair, Make sure you adjust throughout the axles of the vehicle. https://sethfufrb.webbuzzfeed.com/38106281/4χ4-αξεσουαρ-fundamentals-explained