P285/60R18
Passenger / P-MetricFactory Specs, Physical Dimensions & Compatible Vehicle Applications
Factory Spec Overview
The P285/60R18 tire size features an overall diameter of 31.46 inches, a section width of 11.2 inches (285mm), and rotates 641 times per mile. It is a standard factory tire fitment on 8+ vehicle models including Toyota Land Cruiser.
Physical Dimensions & Specs
Overall Diameter
31.46"
799.1 mmSection Width
285 mm
11.22" wideSidewall Height
6.73"
170.9 mm (60% aspect)Revolutions / Mile
641
Circumference: 98.85"Rim Diameter
18"
Wheel sizeRecommended Rim Width
7.1" - 10"
Optimal rim width rangeSpeedometer & Alternate Size Calculator
Testing an alternate size for your vehicle? Compare P285/60R18 against any proposed tire size below:
Popular Comparisons:
Tire 1 (Stock / Base)285/60R18
Overall Height:31.5"
Sidewall:6.7"
Revs/Mile:641
Tire 2 (New / Compare)245/60R18
Overall Height:29.6"
Sidewall:5.8"
Revs/Mile:682
Visual Tire & Wheel Comparison
Speedometer Variance
-6.0%At 60 mph reading, actual speed is 56.4 mph
| Indicated | Actual Speed | Diff |
|---|---|---|
| 20 mph | 18.8 mph | -1.2 mph |
| 30 mph | 28.2 mph | -1.8 mph |
| 45 mph | 42.3 mph | -2.7 mph |
| 60 mph | 56.4 mph | -3.6 mph |
| 75 mph | 70.5 mph | -4.5 mph |
| 90 mph | 84.6 mph | -5.4 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:-0.94" lower ground clearance
Vehicles That Fit P285/60R18 (8+ Models)
Factory standard and optional vehicle fitments utilizing P285/60R18 tires: