NOX SENSOR AT THE OUTPUT OF THE CATALYTIC CONVERTER FOR AGRICULTURAL TRACTOR CASE IH MODELS: MAXXUM 120 - 125 - 135 - 115 - 110 - 130 - 140 - 145 - 150 PUMA 185 - 145 - 170 - 200 - 215 - 230 - 160 - 130 STEYR MODELS: 6215 CVT 6185 CVT 6145 PROFI 6205 CVT 4115 PROFI 4145 PROFI 6230 CVT 4125 PROFI 4135 PROFI 6170 CVT NEW HOLLAND MODELS: T6. 120 T6.150 T6.160 T7.185 T7.210 T6.145 T6.165 T6.175 LM 6.32 LM 6.35 LM 7.42 T6.125 T6.140 T7.200 FR 450 T7.270 T7.235 T7.170 T7.260 T7.220 T7.250 LM 7.35 T6.155 T6.180 FR 500 LM 9.35  CODE: 38017884 ORIGINAL CODE: 84414466  84292579  AH