Small GM Front 1978-1988 Metric Caliper 5" Pin LH Side 7/16" Inlet The Speedmaster pinion supports are

The Speedmaster pinion supports are made from the best quality nodular iron

Precision CNC-machined from high-grade billet steel

Speedmaster chrome

Applications available in 8

They also feature pre-assembled ends that are factory-crimped to eliminate leakage

Small GM Front 1978-1988 Metric Caliper 5" Pin LH Side 7/16" Inlet The Speedmaster pinion supports areSpeedmaster cast iron brake calipers are designed to fit your stock vehicle without any modifications. They feature cast iron construction and are powdercoated to protect against corrosion. Speedmaster cast iron brake calipers include calipers, brake pads, and hardware.