The TYC 2 13778 Alternator is engineered to meet the electrical demands of 1998 2004 Nissan Frontier and 2000 2004 Nissan Xterra models equipped with 2 4L L4 engines Designed as a direct replacement for the original equipment this alternator ensures seamless integrationd reliable performance Constructed with 100 new components it eliminates the use of recycled parts thereby enhancing durability and extending service life The alternator undergoes rigorous and accelerated cycling tests to validate its service quality and longevity providing a cost effective solution without compromising on quality Its specifications include a 70 amp power generation capacity a single V type pulley wheel groove and an internal fand regulator position The clockwise rotation directioligns with the vehicle s requirements ensuring optimal functionality The TYC 2 13778 Alternator offers a direct fit replacement maintaining the same dimensions and gauge material as the original part which facilitates straightforward installation without the need for modifications This design ensures that the alternator performs at par with the factory installed unit meeting or even surpassing its performance standards By choosing the TYC 2 13778 Alternator fleet operators can ensure consistent electrical system performance reduce downtime associated with electrical failures and maintain operational efficiency across their vehicle fleet