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Tire Benefits
- Increases lateral stability for sporty driving and enhanced handling
- Provides high mileage and consistent performance
- For a quieter, more comfortable ride and stylish aesthetic
- Significantly reduces noise inside the vehicle - select items only
- Allows you to drive on without losing air pressure even after the tire has been punctured by an external object - select items only
Tire Features
- Four main grooves with a steep inclination angle
- Tread pattern layout engineered for efficiency
- Designed with a more consistent pitch pattern, along with progressive sipes
- Pirelli Noise Cancelling System™ (NCS) - select items only
- Pirelli Seal Inside™ (S-I) puncture proof technology - select items only
- Pirelli ELECT™ (ELT) electric/hybrid tire technology – select items only
Pirelli 315/40R21 Pzero (PZ5)
The Pirelli 315/40R21 Pzero (PZ5) 315/40R21 is designed for drivers who want dependable Summer performance with a confident, predictable feel on the road. This tire is commonly selected for Passenger vehicles where comfort, traction, and durability all matter.
Quick Specs (Varies by Size)
- Size: 315/40R21 (315 width / 40 aspect ratio / 21 rim)
- Type: Summer for Passenger
- Load: 111
- Load Range: SL
- Speed Rating: Y
- Sidewall: BSW
What the Size 315/40R21 Means
Tire size plays a major role in how your vehicle rides, handles, and carries weight. The 315/40R21 designation refers to the tire's width, sidewall profile, and wheel diameter (21 inches). Matching your current size helps preserve ride quality and handling characteristics, while size changes may affect clearance, gearing, and load capacity.
Real-World Performance
On the road, the Pirelli 315/40R21 Pzero (PZ5) is built to provide stable handling, consistent traction, and predictable braking. Its tread design is engineered to manage water dispersion and promote even wear over time, helping drivers feel confident in daily driving situations.
Passenger & SUV Tire Considerations
For passenger cars and many SUVs, the Pirelli 315/40R21 Pzero (PZ5) focuses on ride comfort, responsive handling, and efficient road contact. Passenger-rated tires are optimized for everyday driving, offering a smoother ride and quieter operation while still maintaining reliable traction and control.
Fitment Guidance
The easiest way to confirm that 315/40R21 is correct is to look at the tires currently on your vehicle and read the size directly from the sidewall. Also make sure the load index (111) and speed rating (Y) meet or exceed what you're running now. If you're unsure, we're happy to help you confirm fitment before ordering.
Care Tips to Maximize Tire Life
- Maintain proper air pressure: Check monthly to support even wear and handling.
- Rotate tires regularly: Helps extend tread life and improve consistency.
- Balance on installation: Reduces vibration and uneven wear.
- Address alignment issues early: Misalignment can shorten tire life quickly.
Why Buy This Tire From Dan the Tire Man
We make it easy to get the Pirelli 315/40R21 Pzero (PZ5) 315/40R21 with Free Shipping and knowledgeable support if you need it. Flexible payment options are also available to help you get the tires you need without delay.
FAQ
Is the Pirelli 315/40R21 Pzero (PZ5) right for my vehicle?
Fitment depends on size, load requirements, and clearance. Confirm 315/40R21, 111, and Y against your current tires to ensure compatibility.
Will this tire work year-round?
Many Summer tires are suitable for year-round driving, but severe winter conditions may call for a dedicated winter tire or a 3PMSF-rated option.
Need help choosing?
Call or text us at 207-316-2258 and we'll help you confirm fitment and select the best tire for how and where you drive.