Quick view VDO Kitas2+ Smart tachograph sensor - M18x1.5 - Element 35mm 2171-20002535- A3C0641840120 Application: Scania S-Serie - R-Serie Thread: M18x1.5 - Male Element 35mm - Washer 1.2mm ISO15170 Plug 4-Pole Natural Replacement (MTCO): AAA2663890021 Replacement (DTCO): A3C1008730021