SidewallerTire & wheel calculators

215/65R15 vs 255/35R19

255/35R19 is 0.1% taller (+0.02 in) and 1.57 in wider than 215/65R15.

OK
Close match

255/35R19 is 0.1% taller than 215/65R15. That is inside the ±3% most shops treat as a straight swap.

215/65R15255/35R19Change
Diameter26.00″26.03″+0.02″+0.1%
Width8.46″10.04″+1.57″+18.6%
Sidewall5.50″3.51″−1.99″−36.1%
Circumference81.7″81.8″+0.1″+0.1%
Wheel15″19″+4″
Revs per mile776775−1
SideTread
215/65R15255/35R19
Speedometer shows 60 mph60.1mph

Real speed on 255/35R19.

Ground clearance+0.01in

Change in height under the axle.

Width per side+0.79in

On the same wheel, split inboard and outboard.

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215/65R15 or 255/35R19?

Can I use 255/35R19 instead of 215/65R15?

255/35R19 is 0.1% taller than 215/65R15. That is inside the ±3% most shops treat as a straight swap. Also match or beat the original load index and speed rating, and check that the wheel width suits the new tire.

Will my speedometer be off?

At an indicated 60 mph on 255/35R19 you are really doing 60.1 mph if the speedometer was set up for 215/65R15. Going the other way, 215/65R15 would make it read 59.9 mph at a real 60.

How much ground clearance does it change?

Half the diameter difference: +0.01 in (+0 mm) under the axle.

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