18x8.5 wheels tire size

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Wondering to know what is the best tire size for 18x8.5" rims? Many car owners face this tire sizing issue when it comes to finding the right tire size for 18x8.5 rims while the reverse may be also true. Autotk.com is here to help you explore the correct tire size for 18x8.5 rims comparing factory vs custom setups as some people want to play it on the safe side while car tuners love to mount aftermarket rollers.

Another common question asked is what would be the biggest tire size you can run on the aftermarket 18x8.5" rims. In our database you can find answers to all these questions as we have stock wheel set-ups recommended by the manufacturers and custom tire sizes fitting on 18x8.5 rims with pics from car enthusiasts that chose to go beyond the factory specs.

For those who had their ride lowered or want to put stretched tires on 18x8.5 rims, we have real life examples from car tuners with photos of the wheel setups. In this case the right tire size for 18x8.5 wheels means the tires do not rub against the suspension.

Possible tire sizes for a 18x8.5 rim

Tire size	Recom. width	Projects
P 145/40 R18 145/35 R18		2
P 205/35 R18 215/40 R18		1
P 205/35 R18		1
P 205/35 R18 215/35 R18		1
P 205/40 R18 225/40 R18		3
P 205/40 R18		4
P 205/40 R18 215/40 R18		2
P 215/30 R18 235/30 R18		1
P 215/35 R18 225/35 R18	7.0 - 8.5"	6
P 215/35 R18 235/40 R18		1
P 215/35 R18 215/40 R18		2
P 215/35 R18 245/35 R18		2
P 215/35 R18 215/35 R18		1
P 215/35 R18	7.0 - 8.5"	14
P 215/35 R18 225/40 R18		2
P 215/35 R18 215/45 R18		1
P 215/35 R18 235/45 R18		1
P 215/35 R18 235/35 R18		1
P 215/40 R18	7.0 - 8.5"	13
P 215/40 R18 225/40 R18		15
P 215/40 R18 255/35 R18		2
P 215/40 R18 215/40 R18		1
P 215/40 R18 245/35 R18	7.0 - 8.5"	5
P 215/40 R18 235/40 R18		7
P 215/45 R18	7.0 - 8.0"	6
P 215/45 R18 235/45 R18		1
P 225/30 R18 275/40 R18		1
P 225/35 R18 225/35 R18		1
P 225/35 R18 255/30 R18		1
P 225/35 R18 275/30 R18		1
P 225/35 R18 235/40 R18		1
P 225/35 R18 235/35 R18		1
P 225/35 R18	7.5 - 9.0"	5
P 225/35 R18 255/35 R18		1
P 225/40 R18 255/35 R18	8.5 - 10.0"	37
P 225/40 R18 275/35 R18		1
P 225/40 R18 245/35 R18	7.5 - 9.0"	13
P 225/40 R18 255/40 R18	8.5 - 10.0"	8
P 225/40 R18	7.5 - 9.0"	84
P 225/40 R18 / R18		1
P 225/40 R18 265/35 R18	7.5 - 9.0"	3
P 225/40 R18 245/45 R18		1
P 225/40 R18 235/35 R18		1
P 225/40 R18 265/30 R18		1
P 225/40 R18 245/40 R18		5
P 225/40 R18 225/35 R18		1
P 225/40 R18	7.5 - 9.0"	1
P 225/40 R18 235/40 R18		11
P 225/40 R18 225/40 R18		1
P 225/45 R18 255/45 R18		1
P 225/45 R18 255/40 R18	7.0 - 8.5"	2
P 225/45 R18 255/35 R18		1
P 225/45 R18	7.0 - 8.5"	15
P 225/45 R18 245/45 R18	7.0 - 8.5"	2
P 225/45 R18 275/40 R18		1
P 225/60 R18	6.0 - 8.0"	1
P 235/35 R18		3
P 235/40 R18 255/40 R18		1
P 235/40 R18 245/40 R18		5
P 235/40 R18 265/35 R18	8.0 - 9.5"	17
P 235/40 R18	8.0 - 9.5"	125
P 235/40 R18 275/35 R18		2
P 235/40 R18 255/35 R18	8.0 - 9.5"	8
P 235/45 R18	7.5 - 9.0"	4
P 235/45 R18 255/45 R18		1
P 235/50 R18	6.5 - 8.5"	2
P 235/55 R18	6.5 - 8.5"	2
P 235/60 R18	6.5 - 8.5"	2
P 235/65 R18	6.5 - 8.5"	1
P 240/45 R18		1
P 245/35 R18 255/35 R18		1
P 245/35 R18 275/35 R18		4
P 245/35 R18 265/35 R18		2
P 245/35 R18 245/35 R18		1
P 245/35 R18	8.0 - 9.5"	17
P 245/40 R18 265/35 R18	8.0 - 9.5"	1
P 245/40 R18 265/40 R18	8.0 - 9.5"	1
P 245/40 R18 255/35 R18		1
P 245/40 R18	8.0 - 9.5"	82
P 245/40 R18 255/40 R18		4
P 245/40 R18 275/35 R18	8.0 - 9.5"	6
P 245/45 R18 255/45 R18	7.5 - 9.0"	1
P 245/45 R18	7.5 - 9.0"	5
P 245/45 R18 245/40 R18		1
P 245/50 R18 265/40 R18		1
P 245/55 R18		2
P 245/60 R18	7.0 - 8.5"	1
LT 245/60 R18		1
P 255/35 R18	8.5 - 10.0"	19
P 255/35 R18 275/35 R18		1
P 255/35 R18 255/35 R18		1
P 255/35 R18 285/30 R18		1
P 255/40 R18	8.5 - 10.0"	5
P 255/45 R18	8.0 - 9.5"	1
P 255/55 R18	7.0 - 9.0"	3
P 265/35 R18		2
P 275/35 R18 335/30 R18		1
LT 275/70 R18	7.0 - 8.5"	3
P 285/30 R18 255/35 R18		1
LT 285/65 R18	8.0 - 10.0"	1
LT 285/75 R18		1
P 295/35 R18	10.0 - 11.5"	2
LT 35/12.5 R18		1
LT 38/15.5 R18		1

Recommended P tire sizes that fit 18x8.5 rim

% Width	35	40	45	50	55	60	65	70
215	29	42
225	11	158	20
235	3	157	5	2	2	2	1
245	24	95	7	1	2	1
255	22	5	1		3
265
275
285
305

Recommended tire sizes are marked with orange color.

Square boxes with numbers (12) stand for custom car projects. Click the number to browse them.

Recommended LT tire sizes that fit 18x8.5 rim

% Width	65	70
275		3
285	1