Accessory Bracket/Mount for TDI BEW 045903143c part number 045903143C is an OEM accessory mounting bracket (often called an alternator or A/C compressor bracket) used for various Volkswagen Group diesel engines. This aluminum bracket serves as the main mounting point for essential engine accessories, including the alternator and A/C compressor. It is critical for maintaining proper belt alignment and tension. On some models, it also integrates mounting points for the engine or gearbox. Compatible VehiclesThis bracket is primarily used for 1.9L TDI diesel engines (specifically engine codes like ARL and BEW) in the following models: Volkswagen:Golf / GTI (MK4): 1999–2005Jetta / Bora (MK4): 1999–2005New Beetle: 1998–2005Sharan: Various 1.9L TDI modelsTransporter (T5): 2003–2009 (1.9L TDI models)Audi:A3: 1996–2003Seat:Leon / Toledo: 1999–2005 (especially 150HP ARL engine)Skoda:Octavia (MK1): 1997–2004Ford:Galaxy: 2000–2006 (shared platform with VW Sharan using the 1.9L TDI engine) Note: This part is frequently compared to 038903143H; while they look similar, 045903143C is specifically required for PD (Pumpe Düse) engines like the BEW, whereas the "038" version is typically for older ALH rotary pump engines.