Description
Gold Seal Standard Stroke without Clevis
Product Overview
Haldex GC3030S4 is a heavy-duty spring brake chamber used on air brake systems for trucks, trailers, and commercial vehicles.
Key Specs
Type: Combination Spring Brake Chamber
Size: 30/30 (30 sq. in. service + 30 sq. in. spring side)
Stroke Type: Long stroke (typically 3″ stroke indicator compatible)
Mounting: Standard clamp-style with studs
Port Configuration: Usually 1/2″ NPT air ports (service & spring)
Rod: Threaded pushrod (often 5/8″-18)
Cage Bolt: Included for manual release of spring brake
Common Applications
Class 7–8 trucks
Semi-trailers
Air brake axle systems (drive or trailer axles)

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