The 265/30R18 has an overall diameter of 61.6 cm. The T&RA recommended rim width for a 265mm section width is 7.5–10 inches, with a measuring rim of 8.5 inches. This page lists 50 compatible alternatives within 3% of the original diameter. Sizes are organized by wheel diameter. Within each section, the closest match per treadwidth is shown in italics. All sizes are theoretical and there may not be an actual production tire for the size.
265/30R18 Specifications
Current Tire Pricing
Pricing data is not currently available. Browse 265/30R18 tires at Tire Rack.
Tire Recommendations
Extreme Performance Summer
Track days, autocross, and maximum dry grip
Nankang Sportnex CR-S
Treadwear: 200
Vitour Tempesta P1 P-01R
Treadwear: 200
Continental ExtremeContact Force
Treadwear: 200
Max Performance Summer
Spirited street driving and occasional track use
Continental ExtremeContact Sport
Treadwear: 340
Michelin Pilot Sport 4S
Treadwear: 300
Ultra High Performance All-Season
Year-round daily driving with performance capability
Grand Touring All-Season
Comfortable, long-wearing all-season tires for daily driving
How to Use This Information
- Stay within 3%: All listed tire sizes maintain proper speedometer accuracy and vehicle dynamics
- Consider aspect ratio: Lower numbers mean shorter sidewalls (better handling, harsher ride)
- Treadwidth matters: Wider tires typically offer more grip but may reduce fuel economy
- Check clearance: Ensure your vehicle has adequate wheel well and suspension clearance
Want to look up compatibility for a different tire size? Use our tire size compatibility lookup