| So you got a Grand Cherokee. One of the | | | | street. Furthermore, it also augments |
| Jeep Grand Cherokee parts needs | | | | the surface area of the tread which |
| replacement - the tire. | | | | gives the tire enhanced flotation on |
| It is important to note that the choice | | | | surfaces like light powdery snow or |
| of tread pattern is important in | | | | sand. |
| deciding for a new tire. It should be | | | | The all terrain pattern has improved |
| according to the target use of the Jeep. | | | | flotation and additional siping, which |
| A mud terrain pattern is the most | | | | can be an advantage in absolutely dry |
| popular tread pattern for all around | | | | powder or packed snow. But if the snow |
| off-road use. Also called mud tire | | | | or underlying terrain is, or can turn, |
| pattern, it has large lugs on the tire | | | | slushy or muddy, the mud terrain may be |
| with large voids between these lugs. The | | | | the better choice. In these instances, |
| large lugs provide much bite in low | | | | the all terrain pattern can be packed |
| traction conditions while the large | | | | with mud and stuck where a mud terrain |
| voids allow the tire to clean itself by | | | | pattern would self clean and plow on |
| throwing off mud or other material when | | | | through. |
| spinning. These tires are also known for | | | | A distinct advantage in sand is the |
| rock crawling for the large lugs can | | | | improved flotation provided by the dense |
| give way for gripping and pulling the | | | | tread pattern of the all-terrain tires. |
| tires up and over irregular rocky edges | | | | Some manufacturers also offer a family |
| where a smoother pattern would just | | | | of tires. Most often, these are tires |
| spin. The negative side is that these | | | | which are designed for use on light |
| patterns run rough and loud on the | | | | trucks or sport utility vehicles that |
| highway. To prevent this, select a tire | | | | are mostly used on the street. They will |
| with irregular or asymmetric spacing of | | | | generally give less noise, consume less |
| the lugs and voids to lessen harmonic | | | | gas mileage and last longer than either |
| vibration at highway speeds. There are | | | | of the other off-road patterns. |
| also cases with cold powder snow or sand | | | | The tread patterns are designed to yield |
| where an all-terrain pattern would be | | | | significantly enhanced comfort or |
| better. | | | | performance on the street which can |
| The general purpose all terrain tire | | | | sometimes compromise serious off-road |
| usually has an interlocked tread pattern | | | | capability. |
| with siping or small cuts on the tread | | | | So now is the time to choose the |
| blocks. Also, the hollows in these tires | | | | appropriate tire tread for your Jeep. |
| are generally much smaller than those on | | | | Replacement should be done by a reliable |
| tires intended for the mud. The denser | | | | repair shop or mechanic to avoid |
| pattern of blocks and smaller voids | | | | compromises on flaws and other |
| gives less noise to these tires on the | | | | replacement defects. |