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