Conscientious motorists have always walked around the car and visually checked the tyres before driving off.
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It might have sufficed for your grandad, but that is not good enough today.
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Then, a soft tyre was obvious, but today’s wider and lower profile tyres show much less bulge even if dangerously underinflated.
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Your car probably has several times the power and undoubtedly a far more advanced suspension, allowing you to safely drive faster.
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Quicker acceleration and cornering puts great strain on the tyres, the only thing keeping you on the road.
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When next you stop after highway driving, touch a driving wheel tyre.
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You might be surprised at how hot it is.
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Heat is the great enemy of tyres, causing separation of the constituent parts without early outward signs.
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Even if only slightly underinflated, tyres can easily overheat in a short time and suffer hidden internal damage, especially in our hot climate.
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Such a tyre, if just reinflated, will fail suddenly on a subsequent demand to perform close to its design limits.
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The result is likely to be catastrophic.
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The TireGuard System not only checks Tyre Pressures, but also their Temperatures.
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This is especially valuable when heavily loaded, as it will tell you which tyres should be pumped harder than normal.
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By the time you notice an underinflated tyre, it might be too late.