XZR8®
Sensor Element TypeNarrow-Band Zirconia (Planar)
Wire Count4
Voltage Setting12V
Thread SizeM18 x 1.5
Hexagon Size22 mm
Connector TypeOE Direct-Fit
Operating Temperature Range-40 °C to 900 °C
Response Time< 100 ms
Heater Resistance Cold8-12 Ω at 20 °C
Manufacturer No.
15131BCH-15131
OEM Part No.
1259259112592592125880361265654381259259108125925920
Engine Part No.
General Motors Atlas LL8 4.2L I6General Motors Vortec 4200 4.2L I6Isuzu 4.2L I6 (i-370)
Interchange No.
ACDelco 213-4521BorgWarner BWD 250-24105Delphi ES20031Denso 234-4261NTK 24338
Fitment Vehicles
Chevrolet Colorado (2006-2012)Chevrolet TrailBlazer (2006-2009)GMC Canyon (2006-2012)GMC Envoy (2006-2009)Hummer H3 (2006-2010)Isuzu i-370 (2007-2008)Buick LaCrosse (2006-2008)Buick Rainier (2006-2007)Buick Regal (2006-2008)Saab 9-7X (2006-2009)

Electrical And Electronic Systems - Industrial Encyclopedia

OEM replacement narrow-band oxygen sensor with 4-wire heated zirconia element for GM 4.2L inline-six engines, ensuring precise air-fuel ratio control and emissions compliance.