225/45R16
Standard MetricFactory Specs, Physical Dimensions & Compatible Vehicle Applications
The 225/45R16 tire size features an overall diameter of 23.97 inches, a section width of 8.9 inches (225mm), and rotates 841 times per mile. It is a standard factory tire fitment on 1+ vehicle models including Dodge SRT-4.
Physical Dimensions & Specs
Overall Diameter
23.97"
608.8 mmSection Width
225 mm
8.86" wideSidewall Height
3.99"
101.3 mm (45% aspect)Revolutions / Mile
841
Circumference: 75.31"Rim Diameter
16"
Wheel sizeRecommended Rim Width
5.6" - 7.9"
Optimal rim width rangeWhere to Buy & Install 225/45R16 Tires
Looking for 225/45R16 tires? Skip hauling tires in your car—choose direct delivery to a local certified shop or doorstep delivery:
Tire Rack
Free shipping directly to over 10,000+ certified local installers.
- ✓Delivered to local installer (Firestone, Discount Tire & local shops)
- ✓Mobile installation available — mount & balance right in your driveway
- ✓Free 2-year road hazard warranty on most eligible tire models
Amazon Automotive
Fast doorstep shipping for DIYers or bringing to your own shop.
- ✓Prime doorstep shipping for home garages or spares
- ✓Huge range of budget and specialty tire sizes in stock
- ✓Ideal if you have a local independent mechanic you prefer
As an affiliate for Tire Rack and Amazon, we earn from qualifying purchases at no extra cost to you.
Speedometer & Alternate Size Calculator
Testing an alternate size for your vehicle? Compare 225/45R16 against any proposed tire size below:
Visual Tire & Wheel Comparison
Speedometer Variance
| Indicated | Actual Speed | Diff |
|---|---|---|
| 20 mph | 24.7 mph | +4.7 mph |
| 30 mph | 37.0 mph | +7.0 mph |
| 45 mph | 55.5 mph | +10.5 mph |
| 60 mph | 74.0 mph | +14.0 mph |
| 75 mph | 92.5 mph | +17.5 mph |
| 90 mph | 111.0 mph | +21.0 mph |
Fender & Suspension Clearance
Flush fitment. Extends 17.7mm outwards. Check wheel arch clearance under full suspension compression.
Vehicles That Fit 225/45R16 (1+ Models)
Factory standard and optional vehicle fitments utilizing 225/45R16 tires: