55509275 PM Sensor Overview The 55509275 PM Sensor (GM OE# 55509275, Bosch OEM# 0281007879, 0281007880) is an OEM-grade DPF PM Sensor engineered by WJIECO for heavy-duty diesel pickup trucks. Also known as soot sensor, this critical aftertreatment component mounts downstream of the Diesel Particulate Filter (DPF). It detects the concentration of fine particulate soot in…
The WJIECO 68171189AA PM sensor is a direct-fit diesel particulate matter (DPF soot) sensor for 2014-2018 Ram 1500 and 2019 Ram 1500 Classic pickups with the 3.0L V6 EcoDiesel engine. It restores accurate soot-load readings so the ECM triggers DPF regeneration at the right time, clearing efficiency-related faults and avoiding costly forced regens. This replacement cross-references 68250216AA/68250216AB/68250216AC/68250216AD and Bosch 0281007482/0281007480. The sealed, heat-resistant housing and factory-matched connector install in minutes with basic hand tools. Covered by a 12-month warranty.
The WJIECO 68171189AD PM sensor is the latest revision of the diesel particulate matter (DPF soot) sensor for 2014-2018 Ram 1500 and 2019 Ram 1500 Classic pickups with the 3.0L V6 EcoDiesel. It replaces earlier 68171189 builds and restores accurate soot-load readings so the ECM schedules DPF regeneration correctly, preventing efficiency faults and costly forced regens. Cross-references 68250216AA/AB/AC/AD and Bosch 0281007482/0281007480/0281006402. Sealed heat-resistant housing, factory connector, bolt-in install. 12-month warranty.
The WJIECO 68250216AA PM sensor is an original-design diesel particulate matter (DPF soot) sensor for 2014-2018 Ram 1500 and 2019 Ram 1500 Classic pickups with the 3.0L V6 EcoDiesel. It restores accurate soot-load readings so the ECM triggers DPF regeneration on time, clearing efficiency faults and avoiding costly forced regens. This early part was later superseded by Mopar revisions 68250216AB/AC/AD and cross-references 68171189AA plus Bosch 0281007482/0281007480. Sealed housing, factory connector, bolt-in install. 12-month warranty.
The WJIECO 68299062AA PM sensor is a direct-fit diesel particulate matter (DPF soot) sensor for 2016-2017 Ram 2500, 3500, 4500, and 5500 trucks with the 6.7L inline-six Cummins turbo diesel. It restores accurate soot-load readings so the ECM starts DPF regeneration at the right time, protecting the filter and avoiding forced regens. This part pairs with the 68352149AA / 68404997AA family. Built with a sealed, high-temperature housing and factory-matched connector for a bolt-in install. Covered by a 12-month warranty.
The WJIECO 68323482AA PM sensor is a direct-fit diesel particulate matter (DPF soot) sensor for Ram pickup diesel applications, with aftermarket listings also pairing it to the 2017-2020 Jeep Wrangler 2.2L diesel (EU spec) and the 2020 Wrangler diesel. It restores accurate soot-load readings so the ECM triggers DPF regeneration on schedule. Cross-references Bosch 0281007212 and 0281007260. Please verify your original OE number before ordering. Sealed high-temperature housing, 12-month warranty.
The WJIECO 68352149AA PM sensor is a direct-fit diesel particulate matter (DPF soot) sensor for the 2018 Ram 2500, 3500, and 4500 heavy-duty trucks with the 6.7L inline-six Cummins turbo diesel. It restores accurate soot-load readings so the ECM starts DPF regeneration on time, protecting the filter and avoiding costly forced regens. This original-spec unit cross-references 68352149AB and 68404997AA plus Bosch 0281007476 and 0281007477. The sealed, heat-resistant housing and factory-matched connector install in minutes with basic hand tools. Covered by a 12-month warranty.
The WJIECO 68352149AB PM sensor is a direct-fit diesel particulate matter (DPF soot) sensor for the 2019-2024 Ram 3500 heavy-duty trucks with the 6.7L inline-six Cummins turbo diesel, including chassis-cab work trucks. It restores accurate soot-load readings so the ECM starts DPF regeneration on time, protecting the filter and avoiding forced regens. Cross-references 68352149AA, 68404997AA and Bosch 0281007476/0281007477. Sealed high-temperature housing, factory-matched connector, bolt-in install. Covered by a 12-month warranty.
The WJIECO 68404997AA PM sensor is the upgraded revision of the diesel particulate matter (DPF soot) sensor for the 2018 Ram 2500, 3500, 4500, and 5500 chassis-cab trucks with the 6.7L inline-six Cummins turbo diesel. It supersedes the earlier 68352149AA unit and restores accurate soot-load readings so the ECM triggers DPF regeneration on schedule. Cross-references 68352149AA, 68352149AB and Bosch 0281007500/0281007496. Sealed high-temperature housing, factory-matched connector, bolt-in install. Covered by a 12-month warranty.
The WJIECO 68422291AA PM sensor is a direct-fit diesel particulate matter (DPF soot) sensor for the 2020-2023 Ram 1500 with the 3.0L V6 EcoDiesel (Gen 3) engine. It restores accurate soot-load readings so the ECM triggers DPF regeneration on schedule, clearing efficiency faults and avoiding costly forced regens. It cross-references 0258B00814-01. The sealed high-temperature housing and factory-matched connector bolt in with basic hand tools. Covered by a 12-month warranty.
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