WHEEL AND TYRES 48 B. TYRE WEAR PATTERN FORM OF WEAR MAJOR CAUSES PATTERN Tyre wears in multi-angle form (particularly conspicuous on shoulders) Tyre and / or wheel centers are offset or bent Hub and / or spindle centers are offset or bent Looseness in wheel bearings and / or kingpins Imbalances in rotating components Approximately half of tyre wears excessively quickly Imbalances in rotating components Tyre and / or wheel centers are offset Hub and / or spindle centers are offset or bent One particular place on tyre wears excessively quickly This is often caused by spot (localized wear) first occurring because of sudden application of the brakes or sudden starting which is aggravated as the vehicle continues to be operated A patch has been applied inside the tyre Shoulder on one side of tyre (generally outside shoulder) wears excessively quickly Incorrect camber and / or toe-in Frequently turning sharp corners Alternate spots on both shoulders wear Looseness in wheel bearings and / or kingpins Tyre and / or wheel centers are offset or bent In the case of the rib tyre only one side of the rib wears, and the tread takes on the from of saw teeth Frequently turning sharp corners Incorrect camber and or toe-in
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