Cross reference + CAS-220 0281002820 SC406 WLBD18221A. Goss SC406. Goss equivilant SC406. 1 x Bosch - Crank angle sensor. Bosch 0 281 002 820. Genuine Bosch 0 281 002 820. About Bosch. Precision, Performance & Reliability – From spark plugs and fuel systems to batteries, sensors, and braking solutions, Bosch parts are engineered for maximum efficiency, safety, and long service life.