235/45R18 98W Michelin E- Primacy ST S1 XL
$300.00
Electrified Efficiency. Executive Range. The Michelin e.Primacy ST S1 (235/45R18 98W XL) is a premium eco-touring summer tyre engineered specifically to maximize battery range and fuel efficiency for modern EVs and executive sedans. Bearing the “S1” technical designation for optimized rolling resistance and the “ST” (Silence Tuned) characteristics for acoustic comfort, this China-manufactured (CN) tyre delivers an exceptionally smooth, quiet ride. Built with a reinforced Extra Load (98) casing to effortlessly handle high-torque platforms, it is the definitive 18-inch upgrade for vehicles like the Tesla Model 3, Toyota Camry, and Lexus ES. Enjoy completely transparent pricing and professional installation at TyresOnline.sg.
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Description
Michelin e.Primacy ST S1 Comfort Eco-Touring | 235/45R18 98W XL (Made in China)
“Sovereign Silence. Maximized Range and Efficiency.”
Drive further and quieter with the Michelin e.Primacy ST S1. Positioned as Michelin’s most energy-efficient summer touring tyre, it is heavily optimized to address the specific demands of modern electric vehicles and fuel-conscious hybrids. The “S1” designation indicates a specialized technical evolution in the rubber compound that further lowers rolling resistance, while the “ST” tuning focuses heavily on dampening cabin noise. By combining ultra-low energy dissipation with Michelin’s legendary longevity, this tyre transforms your daily commute into a luxuriously smooth, whisper-quiet experience while actively extending your EV battery range or reducing your fuel consumption.
Key Technical Features:
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⚡ Energy Passive Compound (S1): The “S1” optimized rubber matrix utilizes a highly elastic, functionalized elastomer designed to drastically reduce internal molecular friction as the tyre rolls [1.1.6, 1.2.3]. Earning top-tier European ratings for rolling resistance, it actively maximizes fuel economy for ICE vehicles and can extend the driving range of modern electric platforms by up to 7%.
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🔇 Acoustic Comfort (ST Tuning): Because modern EVs and executive sedans demand a lower noise floor to preserve cabin serenity, the e.Primacy features an intelligently varied tread block sequence and CoolRunning Sidewalls. This actively absorbs structural vibrations and breaks up high-frequency air resonance, delivering a near-silent ride.
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🌧️ EverGrip™ Safety Matrix: Safety shouldn’t fade with mileage. The tread incorporates smart U-shaped groove profiles that maintain excellent water evacuation as the tyre wears. This ensures consistent, high-volume water clearance and elite wet-braking performance from the first day to the very last, keeping braking distances below the legal threshold even after 30,000 km.
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💪 Heavy-Duty XL Structure: Boasting a high 98 Load Index, each tyre is structurally reinforced to safely handle up to 750 kg . This Extra Load (XL) casing maintains excellent carcass stiffness, eliminating mid-corner “mushiness” and ensuring precise steering feedback despite the immense curb weight of heavy battery packs .
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📏 MaxTouch Construction: Dynamically optimizes the tyre’s contact patch with the road to distribute the intense forces of acceleration, regenerative braking, and cornering evenly. This prevents uneven heel-and-toe scrubbing, dramatically extending overall tread life for heavy-set utility vehicles and EVs .
| Specification | Detail |
| Size | 235/45R18 |
| Load Index | 98 (XL – Extra Load: Max Load 750 kg per tyre) |
| Speed Rating | W (Max Speed: 270 km/h) |
| Technology | Energy Passive (S1 Optimized Range) / Silence Tuned (ST) |
| Origin | CN (Manufactured in Michelin’s High-Tech China Facilities) |
| Category | Premium Eco-Touring / EV-Compatible Summer |
Perfect Fitment For:
In Singapore, this robust, high-efficiency 18-inch configuration is a definitive factory standard and premier ride-refinement upgrade for modern electric sedans and premium executive vehicles. It is a direct, factory-correct replacement for:
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Tesla: Model 3 (Standard 18-inch Aero factory setups)
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Lexus: ES (ES250, ES300h)
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Toyota: Camry
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Honda: Accord (Depending on trim level)
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Volkswagen: Passat
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Skoda: Superb
The TyresOnline.sg Advantage:
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Straightforward Nett Pricing: We operate with completely transparent pricing. As a non-GST registered business, the price you see is the final nett price you pay—absolutely no hidden taxes, unexpected disposal fees, or sudden markups added at your final checkout.
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Focused Precision EV Installation: Book your slot seamlessly online and drive away with freshly balanced, precision-fitted tyres. Our workshop focuses purely on technical tyre fitment and balancing. We understand the specific lifting requirements of heavy electric vehicles to protect under-floor battery packs, ensuring a fast, specialized service without ever upselling you on additional maintenance parts or services that we do not perform.
Additional information
| Width | 235 |
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| Height | 45 |
| Rim size | 18 |
| Model | E-Primacy |
| Run Flat | No |
| Brands | Michelin |
| Year | 2025, 2026 |







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