Manufacturer: DENCKERMANN Catalog no: 6PK1900 Driven Units : Alternator Vehicle Identification Number (VIN) to : B3999999, B8999999 Block Separation Driven Units : Alternator Vehicle Identification Number (VIN) to : BG999999 Number of ribs : 6 Length [mm] : 1900 Material : EPDM (ethylene propylene diene Monomer (M-class) rubber)