Long Stroke Air Brake Chamber 3030 3" 76mm Replaces NT3030ELS80 GC3030LR LC3030L This air brake chamber is designed for use in commercial vehicle braking systems.It features a 3-inch (76mm) stroke length, providing actuation for slack adjusters and brake assemblies.The unit is engineered to match the performance and dimensions of the NT3030ELS80, GC3030LR, and LC3030L models, direct replacement capability.Constructed for in heavy-duty applications, it supports standard pneumatic braking operations.Mounting configuration and port connections are consistent with industry standards for compatibility across various chassis setups. This is a compatible aftermarket part.References to brands or models do not imply OEM association.