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Pirelli Cinturato P7
Shop the Pirelli Cinturato P7 275/45R18 103W SL BSW MB RF, a premium summer touring tire built for drivers who want comfort, controlled braking and handling, low rolling resistance, and a refined drive in warm-weather conditions. This 275/45R18 Cinturato P7 is a popular fitment for select Mercedes-Benz S-Class, Mercedes-Benz C-Class, Mercedes-Benz E-Class, Mercedes-Benz CLA, Mercedes-Benz GLA, Mercedes-Benz GLC models, plus similar passenger cars, touring sedans, wagons, and compact crossovers using 18-inch wheels.
Best for: daily drivers who want comfort, wet-road control, and responsive steering from a summer tire, especially in a 275/45R18 size with 103W SL capability.
Why choose the Pirelli Cinturato P7 in 275/45R18?
Built for OE-style replacement needs on premium sedans, coupes, wagons, and compact crossovers: The 103W SL service description suits standard-load passenger-car applications that prioritize comfort, efficiency, and controlled handling.
Green Performance touring design: Pirelli describes the Cinturato P7 as a combination of low rolling resistance, comfort, mileage, braking, and handling performance.
Wet-road control: Four wide longitudinal grooves help move water through the tread to support control in potential aquaplaning situations.
Quiet, comfortable ride: An optimized tread design with a specific pitch sequence helps create a relaxed driving experience for daily commuting and highway touring.
Steering and wear balance: Compact central blocks, a robust outer area, and innovative hybrid materials help support steering response, cornering control, and even treadwear.
Popular vehicle fitments for 275/45R18 Pirelli Cinturato P7
This tire size is commonly used on select trims or OE-style replacement applications of the Mercedes-Benz S-Class, Mercedes-Benz C-Class, Mercedes-Benz E-Class, Mercedes-Benz CLA, Mercedes-Benz GLA, and Mercedes-Benz GLC. It is also a strong option for comparable vehicles that use the same tire size, load rating, speed rating, wheel diameter, and any applicable OE or Run Flat designation.
Size and rating details
275/45R18: This size is designed for 18-inch wheels and is a practical choice for sport sedan and premium touring fitments that need cornering control, rain-channeling grooves, and everyday comfort.
103W SL: The service description and load range identify the tire's load capacity and speed capability for the intended touring application.
BSW: This version uses black sidewall styling for a clean, premium appearance.
Speed capability: This size carries W-rated speed capability for responsive sport-touring use.
MB marking: This SKU includes a Mercedes-Benz marking, useful when replacing a tire on a vehicle originally equipped with the same designation.
Run Flat technology: The RF marking identifies a run-flat version designed to temporarily carry the vehicle after a loss of air pressure when used on vehicles engineered for run-flat tires.
Frequently asked questions
Is the Pirelli Cinturato P7 275/45R18 a summer tire?
Yes. The Cinturato P7 is positioned by Pirelli as a summer touring tire, so it is best matched to warm-weather driving rather than winter, ice, or sustained freezing conditions.
How does the Pirelli Cinturato P7 275/45R18 handle rain?
Its four wide longitudinal grooves and touring tread design help support wet-road control and aquaplaning resistance during warm-weather rain.
What does RF mean on the Pirelli Cinturato P7 275/45R18?
RF indicates Run Flat technology. It is intended for vehicles designed around run-flat tire systems and helps support temporary mobility after a loss of air pressure.
What vehicles use the Pirelli Cinturato P7 275/45R18?
Popular applications include select Mercedes-Benz S-Class, Mercedes-Benz C-Class, Mercedes-Benz E-Class, and Mercedes-Benz CLA models, along with similar vehicles using the same size, load range, speed rating, wheel diameter, and any matching OE or Run Flat marking.
| SECTION WIDTH Measures the width of the tire from sidewall to sidewall, which is mounted on a wheel and inflated. | 275 |
| ASPECT RATIO Determines the sidewall height of the tire, based on the width. | 45 |
| RIM DIAMETER Measures the rim size from top to bottom (in inches). | 18" |
| OVERALL DIAMETER Measures the tire height from top to bottom when mounted on a wheel and inflated. | 28" |
| RIM WIDTH RANGE The approved range of rim widths this tire can be safely mounted on. | 8.5" - 10.5" |
| WEIGHT The weight of the tire measured in pounds (weight of tire only). | 36 LBS |
| TREAD DEPTH Measured in /32 of an inch to determine the height of the tread block from top to bottom. | 10/32" |
| LOAD INDEX Determines the weight a tire can carry at maximum air pressure. See load Index chart. | 103 |
| LOAD RANGE Determines the ply rating of the tire. Should be replaced with the same or higher rating. | SL |
| MAX PSI The max psi is the highest pressure the tire can hold, but should be inflated to your vehicle specifications not exceeding this amount. | 51 PSI |
| SPEED RATING Designation from laboratory testing to determine the maximum speed the tire can travel. Maintain the same speed rating or higher for replacement. | Up to 168 mph |
| SIDEWALL DESC. The sidewall designation to describe the lettering on the sidewall. | Black Side Wall |
| VPN Vendor Product Number | 2127300 |
| GTIN Global Trade Item Number | 054137045229 |
Customer Reviews
Wear bars appeared at 20k, disappointed!!!
Last set lasted less than 20K miles. I bought the same tires again to give them one more try. They showed wear bars way too early as I am a casual driver!