Car TyresBridgestone

Potenza Sport

Recommended: Bridgestone Potenza Sport. High-performance grand touring tyre engineered for extreme steering precision and highway stability. Fully compatible with BMW 3 Series (225/45 R18).

FITMENT SUMMARYBMW 3 Series

AVAILABLE SIZES

215/55 R18 255/45 R20 235/60 R18 +25 more

View full specifications

TECH SPECS & MANUFACTURING TOLERANCES

Detailed Parameters

Precision factory engineering parameters, carcass ply architecture, and certified load-speed performance ratings.

Geometry & Dimension Telemetry

FORM FACTOR: 225/45 R18 • 95Y

Rolling Diameter

659.7 mm

Circumf: 2073 mm

Revolutions / KM

~483

Odometer Calibration

MAX LOAD SPECIFICATION

Load Index Rating

95(690 kg / tyre)

Total 4-wheel gross load tolerance of 2,760 kg. Provides structural headroom for passengers and cargo.

CERTIFIED LOAD RESERVE690 KG SPEC

HIGH-SPEED CERTIFICATION

Speed Rating Symbol

Y(300 km/h)

Supercar & Track Grade Spec. Certified for sustained high-speed expressway travel without centrifugal belt delamination or carcass heat fatigue.

CERTIFIED VELOCITY300 km/h

CARCASS ARCHITECTURE

Radial (Tubeless Build)

Tubeless Radial

Twin high-tensile steel belts with flexible radial casing and nylon reinforcement

PLY: 6-PLY RATEDSTEEL BELTED RADIAL

OEM PRESSURE SPECIFICATION

Factory Cold Inflation Pressure

32 PSI / 30 PSI(Front / Rear)

Calibrated OEM cold tyre pressure for BMW 3 Series. For full passenger/luggage payload, increase rear tyre to 33 PSI.

NITROGEN COMPATIBLE99.2% N₂ OPTIMAL

RUBBER FORMULATION

Tread Compound & Depth

7.8 mm(New Factory Tread)

Bridgestone High-Silica Polymeric Formulation with All-Season Siping. Built with integrated Tread Wear Indicators (TWI) calibrated at the 1.6mm legal limit.

UTQG WEAR INDEX: 400 A ATROPICALIZED

DEALER PROTECTION

Warranty & Genuine Origin

5 Years Manufacturer Warranty

100% Genuine authorized Amman Tyres stock. Certified with BIS / ISI Indian safety marks, manufactured at Bridgestone India State-of-the-Art Certified Manufacturing Plant.

ORIGIN: IndiaAUTHORIZED HUB

INNOVATIVE TECH

Tyre Engineering Features

🏁

Variable Rib Profile

Maximizes contact area during high-G cornering maneuvers.

🛑

Asymmetric Tread Geometry

Stiff outer shoulders limit tread squirm under heavy braking.

BENCHMARK STANDARDS

3 Reasons to Choose

Track-Ready Agility

Direct, communicative steering wheel feedback that inspires total driver confidence.

PERFORMANCE CHARACTERISTICS & PROVING GROUND LABS

Tyre Test Metrics

Empirical proving-ground telemetry covering ISO wet braking distance, acoustic cabin decibels, high-mileage compound longevity, and lateral road adhesion.

Laboratory & Proving Ground Test Suite • Bridgestone Potenza Sport

WET BRAKING (80-0 KM/H)GRADE A

29.1METERS

Stops 3.4m shorter than standard commuter baseline under monsoon downpour conditions.

DECELERATION SAFETY INDEX80% SCORE

ROLLING RESISTANCE (RRC)ARAI GRADE B

+4.8%FUEL SAVINGS

Rolling resistance of 7.6 kg/t. Bridgestone High-Silica Polymeric Formulation with All-Season Siping minimizes heat drag during highway cruising.

FUEL CONSERVATION BOOST+4.8% REAL-WORLD

PROJECTED TREAD LIFETOURING LIFE

70,000KM LIFE

Precision engineered passenger radial for dependable highway stability and daily commuting.

UTQG TREADWEAR INDEX400 A A

ACOUSTIC CABIN NOISEQUIET CLASS A

68.9dB PASS-BY

5-pitch variable block sequencing dampens road surface harmonic drone.

CABIN SILENCE RATINGCERTIFIED (SUB-72dB)

DRY SLALOM & CORNERINGLATERAL STABLE

0.87PEAK G-FORCE

Stiff outer shoulder blocks maintain full contact footprint during lane changes.

LATERAL ROAD ADHESION87% G-LIMIT

HYDROPLANING CLEARANCE3D WATER SIPES

88KM/H THRESHOLD

Evacuates up to 28 liters of water per second through Multi-directional sipes clear wet standing rain for rapid stopping control.

WATER CLEARANCE THRESHOLD88 KM/H SAFE

OFFICIAL FITMENT SPECIFICATIONS

Supported Dimensions

Verified OEM vehicle fitments, factory inflation pressures, and axle load ratings calibrated for daily driving safety.

Compatible Vehicle & Trims	Required Tyre Size	Load / Speed Index	Factory Cold Pressure (PSI)	OEM Verification
BMW 3 SeriesTrims: 330i M SportModel Years: 2019 - 2024	225/45 R18	95Y(690 kg / 300 km/h)	32 PSI (Front) / 30 PSI (Rear)All Axles: Front / Rear (32 PSI Front / 30 PSI Rear)	OEM VERIFIED