Barndoor Ag Pioneer Replacement Coupling Cartridge for John Deere Lever-Operated Hydraulic Couplers — 0002-076

0002-076 replacement breakaway coupling cartridge designed for John Deere lever operated hydraulic couplers. This next‑generation Pioneer cartridge keeps all moving parts housed inside the original hydraulic coupler casting, which provides self-contained oil spillage control and built-in dust protection. Each casting-style coupling features an emergency breakaway mechanism and permits making connections while residual pressure remains.