Features and Benefits:

• Two Depressors work best for four-wheel anti-lock systems
• The proportioning valve depressor works on various GM utility vehicles, vans, and pickups fitted with Kelsey Hayes anti-lock brake systems
• It also works on rear-wheel anti-lock brakes
• Weight: 4 ounces

The proportioning valve depressor works on various GM utility vehicles, vans, and pickups fitted with Kelsey Hayes anti-lock brake systems. It also works on rear-wheel anti-lock brakes.Two depressors work best for four-wheel anti-lock systems.