Summit Trail Climber HT II LT245/75R17 121/118S EOVERVIEWThe Summit Trail Climber HT II is engineered to deliver a comfort and performance on light trucks . SUVs and cross-over vehicles. Tread design provides a quiet . superior ride while full-depth sipes deliver exceptional traction throughout its long life. The HT II features a specially formulated compound for enhanced tread life.