The TYC Alternator 2 13857 is engineered to provide reliable electrical power for vehicles requiring a 90 amp alternator Designed with an internal fand regulator this alternator ensures efficient cooling and voltage regulation contributing to the overall performance and longevity of the vehicle s electrical system The six groove pulley design facilitates smooth operation while the clockwise rotation directioligns with specific vehicle configurations This alternator is compatible with various models including the 2004 2006 Scion xA 2004 2006 Scion xB and the 2000 2005 Toyota Echo offering a direct fit replacement that minimizes installation time and complexity By choosing the TYC 2 13857 Alternator fleet operators can enhance vehicle reliability reduce maintenance costs and ensure consistent electrical performance across their fleet