285/40R24
Standard MetricFactory Specs, Physical Dimensions & Compatible Vehicle Applications
Factory Spec Overview
The 285/40R24 tire size features an overall diameter of 32.98 inches, a section width of 11.2 inches (285mm), and rotates 612 times per mile. It is a standard factory tire fitment on 8+ vehicle models including Cadillac Escalade, Cadillac Escalade ESV, Ford Expedition.
Physical Dimensions & Specs
Overall Diameter
32.98"
837.7 mmSection Width
285 mm
11.22" wideSidewall Height
4.49"
114.0 mm (40% aspect)Revolutions / Mile
612
Circumference: 103.6"Rim Diameter
24"
Wheel sizeRecommended Rim Width
7.1" - 10"
Optimal rim width rangeSpeedometer & Alternate Size Calculator
Testing an alternate size for your vehicle? Compare 285/40R24 against any proposed tire size below:
Popular Comparisons:
Tire 1 (Stock / Base)285/40R24
Overall Height:33.0"
Sidewall:4.5"
Revs/Mile:612
Tire 2 (New / Compare)245/60R18
Overall Height:29.6"
Sidewall:5.8"
Revs/Mile:682
Visual Tire & Wheel Comparison
Speedometer Variance
-10.3%At 60 mph reading, actual speed is 53.8 mph
| Indicated | Actual Speed | Diff |
|---|---|---|
| 20 mph | 17.9 mph | -2.1 mph |
| 30 mph | 26.9 mph | -3.1 mph |
| 45 mph | 40.4 mph | -4.6 mph |
| 60 mph | 53.8 mph | -6.2 mph |
| 75 mph | 67.3 mph | -7.7 mph |
| 90 mph | 80.7 mph | -9.3 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:-1.70" lower ground clearance
Vehicles That Fit 285/40R24 (8+ Models)
Factory standard and optional vehicle fitments utilizing 285/40R24 tires: