Standard Motor Products D-121 Alternator Diode Trio

Buyer fitment guide only intended as reference. Please use catalogue search by vehicle to ensure proper fitment.

• ACDelco 1988985
• General Motors 19117121
• General Motors 1988985
• Echlin AC101
• BWD SC563

• As a global manufacturer of original equipment ignition products, we maintain complete quality control throughout the manufacturing process from componentry to finished product
• We understand and expect the demand for quality, our starting and charging system products feature high grade materials for extended service life

• Other Names: Alternator Diode, Alternator Diode Trio