Aftermarket ATG19455 Alternator fits on-road heavy duty 365 and C1 models.This unit operates on a 12-volt system with a 130-ampere rating, designed to support the electrical demands of heavy-duty trucks.The alternator is built for and consistent performance in conditions.Engineered as a direct replacement, it matches the specifications of and aligns with various references including 101211-8100, 101211-8120, and 101211-8360.Its design allows for straightforward installation without modifications, compatibility with applicable vehicle models.This alternator supports of vehicle electrical systems, whether operating in urban environments or under heavy loads in rugged conditions.It is constructed to meet the functional requirements of on-road commercial vehicles, providing dependable power generation for sustained use.