Replace OE Number:7PK1646/1070648/31110-RRB-A01/11287570665 Fitment:for Honda Civic 2006-2011 2.0Lfor BMW X6 2010-2011 4.4L Specification:Material: Ethylene Propylene Diene Monomer (EPDM)Rib Quantity: 7 Effective Length: 1646±10mmTop Width: 25±0.5mmLocation: EngineFeature:Drive belt adopts durable EPDM material to deliver great resistance to heat, oil, water, cracking and abrasion, keeping steady flexibility and tension to avoid slippage and replacement frequency.Serpentine Drive Belt's precision micro-groove design enables seamless installation, quiet running, steady power output and effective vibration reduction for dependable daily performance.