COMPATIBLE WITH GMC: Savana 2500/3500 V6/V8 4.3L/6.0L 18-19, Sierra 1500/2500/3500 HD V6 /V8 4.3L/5.3L 14-20, Yukon/Yukon XL V8 5.3L/6.2L 15-19.
【Specifications】Voltage: 12V; Amperage: 150Amp; Rotation: CW (Clockwise); Number of Grooves: 6-Groove Pulley.
【Performance】23487089 Alternator features high-quality bearings with high-temperature lubrication and rubber seals to reduce friction vibration and noise, We use premium components and strict quality control standards to ensure superior performance and durability, and every product meets our high quality benchmarks.