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P255/65R18

Passenger / P-Metric

Factory Specs, Physical Dimensions & Compatible Vehicle Applications

Factory Spec Overview

The P255/65R18 tire size features an overall diameter of 31.05 inches, a section width of 10.0 inches (255mm), and rotates 650 times per mile. It is a standard factory tire fitment on 44+ vehicle models including Buick Enclave.

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Physical Dimensions & Specs

Overall Diameter

31.05"

788.7 mm

Section Width

255 mm

10.04" wide

Sidewall Height

6.53"

165.9 mm (65% aspect)

Revolutions / Mile

650

Circumference: 97.55"

Rim Diameter

18"

Wheel size

Recommended Rim Width

6.4" - 8.9"

Optimal rim width range

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Speedometer & Alternate Size Calculator

Testing an alternate size for your vehicle? Compare P255/65R18 against any proposed tire size below:

Popular Comparisons:
Tire 1 (Stock / Base)255/65R18
Overall Height:31.1"
Sidewall:6.5"
Revs/Mile:650
Tire 2 (New / Compare)245/60R18
Overall Height:29.6"
Sidewall:5.8"
Revs/Mile:682

Visual Tire & Wheel Comparison

Tire 131.1" HeightTire 229.6" Height

Speedometer Variance

-4.8%At 60 mph reading, actual speed is 57.1 mph
IndicatedActual SpeedDiff
20 mph19.0 mph-1.0 mph
30 mph28.6 mph-1.4 mph
45 mph42.9 mph-2.1 mph
60 mph57.1 mph-2.9 mph
75 mph71.4 mph-3.6 mph
90 mph85.7 mph-4.3 mph

Fender & Suspension Clearance

Fitment Status: MODERATE RISK

Flush fitment. Extends 17.7mm outwards. Check wheel arch clearance under full suspension compression.

Inner Strut Space:7.7mm LESS clearance
Outer Fender Push:Extends 17.7mm further out
Ride Height Delta:-0.74" lower ground clearance

Vehicles That Fit P255/65R18 (44+ Models)

Factory standard and optional vehicle fitments utilizing P255/65R18 tires:

YearMake & ModelTrim / VariantLookup Specs
2008Buick EnclaveCX, AWDView 2008 Enclave ›
2008Buick EnclaveCX, FWDView 2008 Enclave ›
2009Buick EnclaveCX, AWDView 2009 Enclave ›
2009Buick EnclaveCX, FWDView 2009 Enclave ›
2013Buick EnclaveConvenience, AWDView 2013 Enclave ›
2013Buick EnclaveLeather, AWDView 2013 Enclave ›
2013Buick EnclaveConvenience, FWDView 2013 Enclave ›
2013Buick EnclaveLeather, FWDView 2013 Enclave ›
2013Buick EnclavePremium, AWDView 2013 Enclave ›
2013Buick EnclavePremium, FWDView 2013 Enclave ›
2014Buick EnclaveConvenienceView 2014 Enclave ›
2015Buick EnclaveConvenienceView 2015 Enclave ›
2016Buick EnclaveConvenienceView 2016 Enclave ›
2009Chevrolet TraverseLT, AWDView 2009 Traverse ›
2009Chevrolet TraverseLT, FWDView 2009 Traverse ›
2010Chevrolet TraverseLT, AWDView 2010 Traverse ›
2010Chevrolet TraverseLT, FWDView 2010 Traverse ›
2011Chevrolet TraverseLT, AWDView 2011 Traverse ›
2011Chevrolet TraverseLT, FWDView 2011 Traverse ›
2013Chevrolet TraverseLT, AWDView 2013 Traverse ›
2013Chevrolet TraverseLT, FWDView 2013 Traverse ›
2014Chevrolet TraverseLT, 4D UtilityView 2014 Traverse ›
2014Chevrolet TraverseLT, 4D Utility Wagon, AWDView 2014 Traverse ›
2014Chevrolet TraverseLT, 4D Utility Wagon, FWDView 2014 Traverse ›
2015Chevrolet TraverseLT, FWDView 2015 Traverse ›
2015Chevrolet TraverseLT, AWDView 2015 Traverse ›
2016Chevrolet TraverseLT, AWDView 2016 Traverse ›
2016Chevrolet TraverseLT, FWDView 2016 Traverse ›
2017Chevrolet TraverseLT, FWDView 2017 Traverse ›
2017Chevrolet TraverseLT, AWDView 2017 Traverse ›
2007Saturn OutlookXE, FWDView 2007 Outlook ›
2007Saturn OutlookXE, AWDView 2007 Outlook ›
2008Saturn OutlookXR, AWDView 2008 Outlook ›
2008Saturn OutlookXE, FWDView 2008 Outlook ›
2008Saturn OutlookXE, AWDView 2008 Outlook ›
2008Saturn OutlookXR, FWDView 2008 Outlook ›
2009Saturn OutlookXR, AWDView 2009 Outlook ›
2009Saturn OutlookXE, AWDView 2009 Outlook ›
2009Saturn OutlookXE, FWDView 2009 Outlook ›
2009Saturn OutlookXR, FWDView 2009 Outlook ›
2010Saturn OutlookXE, FWDView 2010 Outlook ›
2010Saturn OutlookXR, AWDView 2010 Outlook ›
2010Saturn OutlookXE, AWDView 2010 Outlook ›
2010Saturn OutlookXR, FWDView 2010 Outlook ›