| Worn out is to jeans, dilapidation is to buildings, | | | | Another tire wear is cupping. This is the scalloping |
| exhaustion to humans - when it comes to tires it is | | | | where a natural wear pattern results. This happens |
| tire wear. | | | | when the tire usually grips the road when making |
| Tire wear is the actual removal of rubber from the | | | | turns. Scalloping is apparent on the side wear bands |
| tire due to scuffing. The latter is the process of | | | | of a leaned motorcycle. Simultaneous with the |
| scrubbing of material off the tires which results to | | | | rotating tires is the pressure that moves to the |
| cupping, flat band upright tire wear (common on the | | | | trailing edge creating a pattern. The scuffed off |
| rear tire) and side flat band tire wear (common on | | | | rubber causes depression which makes it possible to |
| front tire). Side tire wear also happens on both sides | | | | produce cupping. Complicated tread pattern also |
| of the front tire and also to a minor degree on both | | | | produces complicated scalloping pattern. Another |
| sides of the rear tire. The reason why tires have side | | | | factor that contributes to scalloping is the |
| tear is because of its interaction to the pavement. | | | | composition of the tire. If it is soft, it is more likely to |
| Do you still remember the Newton's First Law of | | | | be affected. |
| Motion? Newton said, "Every object in a state of | | | | Rear center tire wear is another kind. This is caused |
| uniform motion tends to remain in that state of | | | | by traveling upright miles on an exaggerated |
| motion unless an external force is applied to it". Thus, | | | | acceleration and braking. This tire wear is common to |
| to make a motorcycle turn, you must apply force | | | | drive shaft bikes. On the other hand, belt and shield |
| because the motorcycle will continue to run in a | | | | drives can be considered as shield to lessen the |
| straight, natural inertial centrifugal force. This force is | | | | gravity of wear. |
| responsible for scuffing and eventually, side wear of | | | | Other factors that contribute to tire wear are the |
| tires. However, as it is pretty evident, side wear | | | | following - frame geometry of the motorcycle, |
| usually happens on the left front. This is especially | | | | changing the suspension and heavy trail. |
| true in countries where driver rides on the right side | | | | Nevertheless, bear in mind that before you run your |
| of the road. Riding right would mean greater miles on | | | | motorcycles, tires must be properly inflated. Or else, |
| the left side. Therefore, an increase in left side wears | | | | the tire wear will be greatly exaggerated. |
| results. | | | | |