{"product_id":"standard-ignition-als3538-abs-wheel-speed-sensor-rear","title":"Standard Ignition ALS3538 ABS Wheel Speed Sensor - Rear","description":"\u003ch2\u003eABS Wheel Speed Sensor Overview\u003c\/h2\u003e\u003cp\u003eStandard Ignition ALS3538 is a rear ABS wheel speed sensor built for direct, snap-fit installation at the spindle. It uses a single oval connector, a 17-inch harness, and a bolt-mount design for a clean replacement on supported BMW applications.\u003c\/p\u003e\u003cp\u003eCompatible With BMW 230i, 330i, 430i, M240i, M340i, M440i, 330e, and Z4 rear applications, this sensor is a fitment-based replacement for vehicles that rely on accurate wheel speed input for ABS and stability systems. The ALS3538 part number is also referenced as ALS3538 in interchange listings.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eDirect, snap-fit design for straightforward sensor replacement\u003c\/li\u003e\n\u003cli\u003eRear spindle mounting with one-bolt attachment\u003c\/li\u003e\n\u003cli\u003e17-inch harness with one oval connector\u003c\/li\u003e\n\u003cli\u003eFemale connector with mini-blade terminals\u003c\/li\u003e\n\u003cli\u003eBlack finish and integrated wiring harness\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Description\u003c\/h2\u003e\u003cp\u003eStandard Ignition ALS3538 is engineered as a rear ABS wheel speed sensor for BMW platforms that require precise wheel speed signal input. The mounting layout uses a spindle location, bolt mount, and single-hole attachment, while the included wiring harness and oval connector support a factory-style connection path. This part number, ALS3538, applies across multiple BMW rear fitments including 230i, 330i, 430i, M240i, M340i, M440i, 330e, and Z4 models.\u003c\/p\u003e\u003cp\u003eFor buyers searching for a BMW rear ABS wheel speed sensor, BMW 330i rear wheel speed sensor replacement, or BMW M340i rear ABS sensor ALS3538, this part matches the listed applications and connector style. It is also cross-referenced to Monroe Shocks \u0026amp; Struts 533926 and BMW 34526894815 for the same application.\u003c\/p\u003e\u003ch2\u003eWhat It Helps Address\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eABS warning lights caused by a failed wheel speed sensor\u003c\/li\u003e\n\u003cli\u003eStability control faults tied to incorrect wheel speed data\u003c\/li\u003e\n\u003cli\u003eTraction control issues from intermittent sensor signal loss\u003c\/li\u003e\n\u003cli\u003eBrake system fault codes related to rear sensor input\u003c\/li\u003e\n\u003cli\u003eSignal interruptions from damaged harness or connector wear\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes\u003c\/h2\u003e\u003cp\u003eVerify rear fitment, connector shape, and spindle mounting before installation. The sensor uses a bolt-mount attachment with one mounting hole and a direct, snap-fit connection style. Confirm harness routing and connector orientation against the original part before final assembly.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eStandard Ignition supplies this ABS wheel speed sensor as a fitment-specific replacement built around the listed connector, harness, and mounting details. Review the vehicle application data and part number ALS3538 against the original sensor before installation.\u003c\/p\u003e","brand":"Standard Ignition","offers":[{"title":"Default Title","offer_id":53342678089909,"sku":"FBHK-ALS3538","price":121.49,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/SI_ALS3538_FRO.jpg?v=1789797056","url":"https:\/\/www.partcatalog.com\/products\/standard-ignition-als3538-abs-wheel-speed-sensor-rear","provider":"PartCatalog","version":"1.0","type":"link"}