Part numbers: 4016021, 4013979 Product name: Oxygen Sensor for Polaris Lambda Sensor ATV Sportsman 570-450 EPS QUAD RZR 570 1000 XP XP 4 1000 Turbo Fitment: For 2015 RZR XP 1000 For 2015 RZR XP 1000 INTL For 2015 RZR XP 4 1000 For 2016 OUTLAW 110 For 2016 RANGER 570, 570 XP, FULL SIZE CREW For 2016 RZR XP 4 1000 For 2016 SPORTSMAN 110 For 2016 SPORTSMAN 570/450 EPS QUAD For 2017 OUTLAW 110 For 2017 SPORTSMAN 110 For 2015 SPORTSMAN 570 EFI EPS FOREST QUAD For 2015 SPORTSMAN 570 SP EPS, QUAD For 2016 GENERAL 1000 EPS For 2016 R16RGE99A7/AE/AV POLARIS GENERAL 1000 EPS For 2016 R16RT_87 RANGER 900 XP ALL OPTIONS For 2016 RANGER 900 XP ALL OPTIONS For 2016 RANGER CREW 900 ALL OPTIONS For 2016 RZR 1000 60 INCH ALL OPTIONS For 2016 RZR XP 1000 For 2016 RZR XP 1000 EU/MD For 2016 RZR XP 4 1000 For 2016 RZR XP 4 TURBO For 2016 RZR XP TURBO For 2016 RZR XP TURBO, MD For 2016 SPORTSMAN 570 EPS UTE QUAD For 2016 SPORTSMAN 570 SP EPS, QUAD For 2016 SPORTSMAN TOURING QUAD 570 EPS For 2017 GENERAL 1000 EPS For 2017 POLARIS GENERAL 1000 4P MD For 2017 POLARIS GENERAL 1000 4P PS For 2017 POLARIS GENERAL 1000 EPS Color: Black Material: Metal Package Contents: 1 x Oxygen Sensor Note: Light shooting and different displays may cause the color of the item in the picture to be slightly different from the actual item. Measurement allows an error of +/- 1-3 cm.