Blower Motor Regulator / Resistor FOR 90-99 Mercedes-Benz W140 In order to avoid return hassle and save yours and our time, you must cross-check indicated reference part numbers against those found on your old unit. Do not rely on vehicles compatibility list, which is presented for the reference purpose and shouldn't be your guide to determine compatibility. If you are unsure, you may call local dealership (auto parts dept.) to obtain correct part numbers or ask your mechanic. If you would like us to help you, please contact us and provide your vehicle's detailed info such as: Make/Model/Year/Engine/Full VIN# and we will do our best to find compatibility. PART REFERENCE NUMBERS OEM: HELLA: 0058205010 005 820 50 10 1408218351 140 821 8351 1408218451 140 821 8451 5HL351321021 5HL351321-021 STANDARD MOTOR: DORMAN: RU570 973101 *Please cross-check indicated OEM reference codes against those found on your current unit. You may call local dealership (auto parts dept.) to obtain correct numbers. COMPATIBLE VEHICLES: * Models presented for reference purpose only! MAKE: MODEL: YEAR: MERCEDES-BENZ 500SEC 1993 MERCEDES-BENZ 500SEL 1992-1993 MERCEDES-BENZ 560SEC 1990-1991 MERCEDES-BENZ 560SEL 1990-1991 MERCEDES-BENZ 600SEC 1993 MERCEDES-BENZ 600SEL 1992-1993 MERCEDES-BENZ CL500 1997-1999 MERCEDES-BENZ CL600 1997-1999 MERCEDES-BENZ S320 1994-1998 MERCEDES-BENZ S350 1994-1995 MERCEDES-BENZ S420 1994-1998 MERCEDES-BENZ S500 1994-1998 MERCEDES-BENZ S600 1994-1998