345/30R21 Tires
1 brands make tires in size 345/30R21, with 3 total tire models available. This is a 345mm wide tire with a 30% aspect ratio that fits 21-inch wheels. Many of these are available through rent-to-own with weekly payments.
Last updated: October 2026
1
Brands
3
Tire Models
0+
Vehicles Fit
Brands Making 345/30R21 Tires
B
Bridgestone
3 tire models
Potenza Sport
Blizzak LM005
345/30R21 Tire Types Available
All Season
3 tires
345/30R21 Size Specifications
| Section Width | 345mm (13.6") |
| Aspect Ratio | 30% — sidewall height is 30% of width |
| Rim Diameter | 21 inches |
| Sidewall Height | 104mm (4.1") |
| Overall Diameter | ~29.1" (740mm) |
345/30R21 Tire FAQ
Weekly payments for a set of four 345/30R21 tires typically range from $25 to $45, depending on the brand and payment term. Most rent-to-own shops don't require a credit check, and terms run 12-18 months.
Use our vehicle tire size lookup tool to find which vehicles use this size. Enter your year, make, and model to confirm fitment.
Yes. Rent-to-own tire shops carry popular sizes including 345/30R21. Apply online in about 60 seconds to see what shops near you have in stock. Most locations offer $0-$50 down with weekly or biweekly payments.
Need 345/30R21 Tires?
Find rent-to-own options near you. Weekly payments, no credit check at most shops.
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