Ultra Series GM CS130 Alternator

140 AMP - Polished - Center Offset

Deliver dependable power and polished performance with the March Performance GM CS130 Alternator, featuring a center mount design with 6 and 12 o’clock mounting positions (6.125” center-to-center). This 140-amp, one-wire alternator provides easy installation and strong output with ultra-low cut-in voltage regulators for consistent charging even at idle. Built with neoprene-sealed bearings, high-efficiency copper and steel internals, and a show-quality polished finish, it combines reliability, style, and lasting performance. Backed by the March Performance Lifetime Warranty.