[@the.punisher dart]

I currently have 225/45r16 tires on my 2015 dodge dart sxt 2.4l and was wondering if i could go to 225/40r16 tires if so will my speedometer stay the same or be off and by how much also does my mpg increase or decrease and does grip increase or decrease?

 

[ThatDankieDank]

Mine is a 2016 2.4 SXT got it used of a lot and it came with 205/55/r16