235/40R17
Standard MetricFactory Specs, Physical Dimensions & Compatible Vehicle Applications
Factory Spec Overview
The 235/40R17 tire size features an overall diameter of 24.4 inches, a section width of 9.3 inches (235mm), and rotates 827 times per mile. It is a standard factory tire fitment on 2+ vehicle models including BMW M3.
Physical Dimensions & Specs
Overall Diameter
24.4"
619.8 mmSection Width
235 mm
9.25" wideSidewall Height
3.7"
94.0 mm (40% aspect)Revolutions / Mile
827
Circumference: 76.66"Rim Diameter
17"
Wheel sizeRecommended Rim Width
5.9" - 8.2"
Optimal rim width rangeSpeedometer & Alternate Size Calculator
Testing an alternate size for your vehicle? Compare 235/40R17 against any proposed tire size below:
Popular Comparisons:
Tire 1 (Stock / Base)235/40R17
Overall Height:24.4"
Sidewall:3.7"
Revs/Mile:827
Tire 2 (New / Compare)245/60R18
Overall Height:29.6"
Sidewall:5.8"
Revs/Mile:682
Visual Tire & Wheel Comparison
Speedometer Variance
+21.2%At 60 mph reading, actual speed is 72.7 mph
| Indicated | Actual Speed | Diff |
|---|---|---|
| 20 mph | 24.2 mph | +4.2 mph |
| 30 mph | 36.4 mph | +6.4 mph |
| 45 mph | 54.5 mph | +9.5 mph |
| 60 mph | 72.7 mph | +12.7 mph |
| 75 mph | 90.9 mph | +15.9 mph |
| 90 mph | 109.1 mph | +19.1 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:+2.59" ground clearance
Vehicles That Fit 235/40R17 (2+ Models)
Factory standard and optional vehicle fitments utilizing 235/40R17 tires: