NiTi alloys are the most important practical shape memory alloys (SMA) with excellent mechanical properties. Austenitic NiTi alloys with superelastic behavior are currently being investigated for load-bearing applications due to their ability to accommodate large elastic strains and better mechanical properties than martensitic SMAs. We conducted dry reciprocating tests against AISI 52100 steel balls to evaluate the tribomechanical behavior of cold-rolled austenitic Ti – 55.7 wt% Ni alloys at various temperatures, including room temperature, 50 °C, 100 °C, and 200 °C. We observed an 18.3% lower friction coefficient with an 86% reduction in wear volume at 200 °C compared to room temperature during reciprocating tests. Material transfer was captured from the steel ball to the NiTi flat at elevated temperatures and from the NiTi flat to the steel ball at lower temperatures. The primary wear mechanisms on NiTi shifted from abrasive to adhesive with increased operating temperature, and the counter balls shifted from adhesive to abrasive. Indentation testing on austenitic NiTi revealed a 12% increase in hardness with a 50% decrease in Young's modulus at 200 °C, resulting in an increased Modell ratio (Hardness/Young's modulus) with increasing temperature. This phenomenon can be attributed to the austenitic NiTi alloy's increased wear resistance with an increase in operating temperature.