SidewallerTire & wheel calculators

295/60R20 vs 315/75R16

315/75R16 is 2.0% taller (+0.67 in) and 0.79 in wider than 295/60R20.

OK
Close match

315/75R16 is 2.0% taller than 295/60R20. That is inside the ±3% most shops treat as a straight swap.

295/60R20315/75R16Change
Diameter33.94″34.60″+0.67″+2.0%
Width11.61″12.40″+0.79″+6.8%
Sidewall6.97″9.30″+2.33″+33.5%
Circumference106.6″108.7″+2.1″+2.0%
Wheel20″16″−4″
Revs per mile594583−11
SideTread
295/60R20315/75R16
Speedometer shows 60 mph61.2mph

Real speed on 315/75R16.

Ground clearance+0.33in

Change in height under the axle.

Width per side+0.39in

On the same wheel, split inboard and outboard.

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295/60R20 or 315/75R16?

Can I use 315/75R16 instead of 295/60R20?

315/75R16 is 2.0% taller than 295/60R20. 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 315/75R16 you are really doing 61.2 mph if the speedometer was set up for 295/60R20. Going the other way, 295/60R20 would make it read 58.8 mph at a real 60.

How much ground clearance does it change?

Half the diameter difference: +0.33 in (+8 mm) under the axle.

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