P245/60R20
Passenger / P-MetricFactory Specs, Physical Dimensions & Compatible Vehicle Applications
Factory Spec Overview
The P245/60R20 tire size features an overall diameter of 31.57 inches, a section width of 9.6 inches (245mm), and rotates 639 times per mile. It is a standard factory tire fitment on 40+ vehicle models including Toyota 4Runner.
Physical Dimensions & Specs
Overall Diameter
31.57"
801.9 mmSection Width
245 mm
9.65" wideSidewall Height
5.79"
147.1 mm (60% aspect)Revolutions / Mile
639
Circumference: 99.2"Rim Diameter
20"
Wheel sizeRecommended Rim Width
6.1" - 8.6"
Optimal rim width rangeSpeedometer & Alternate Size Calculator
Testing an alternate size for your vehicle? Compare P245/60R20 against any proposed tire size below:
Popular Comparisons:
Tire 1 (Stock / Base)245/60R20
Overall Height:31.6"
Sidewall:5.8"
Revs/Mile:639
Tire 2 (New / Compare)245/60R18
Overall Height:29.6"
Sidewall:5.8"
Revs/Mile:682
Visual Tire & Wheel Comparison
Speedometer Variance
-6.3%At 60 mph reading, actual speed is 56.2 mph
| Indicated | Actual Speed | Diff |
|---|---|---|
| 20 mph | 18.7 mph | -1.3 mph |
| 30 mph | 28.1 mph | -1.9 mph |
| 45 mph | 42.1 mph | -2.9 mph |
| 60 mph | 56.2 mph | -3.8 mph |
| 75 mph | 70.2 mph | -4.8 mph |
| 90 mph | 84.3 mph | -5.7 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:-1.00" lower ground clearance
Vehicles That Fit P245/60R20 (40+ Models)
Factory standard and optional vehicle fitments utilizing P245/60R20 tires: