Premium Copeland D6SJ Refrigeration Compressor Piston & Connecting Rod

High-precision machined aluminum alloy piston ensures optimal compression efficiency and extended lifespan in heavy-duty refrigeration systems.

Heat-treated steel connecting rod with reinforced bearings delivers unmatched durability for continuous operation in commercial freezers and industrial cooling units.

Direct replacement part for Copeland 74.6 piston models, engineered to OEM specifications with micron-level tolerances for seamless compatibility.

Ideal for HVAC technicians and wholesale buyers seeking bulk quantities of reliable compressor components at globally competitive prices.

Mirror-finished surfaces and oil groove optimization reduce friction by 18% compared to standard aftermarket parts, lowering energy consumption.

Inventory ready for immediate shipment worldwide – wholesale discounts available for bulk orders above 50 units.