Rod As. 6E1847/364-4421

Track Type Tractor Caterpillar D7R, D7R II

Lift Cylinder Bore 101,60 Stroke 1.385,00 Hydraulic Cylinder

6E-1847/3644421

43 kg

Compatible Brand: Caterpillar

Part Number: 364-4421 (3644421)

Superseded / Interchange Numbers: 6E-1847 (6E1847)

Part Name: Track-Type Tractor Blade Lift Cylinder Rod Assembly

Teknik Özellikler / Technical Specifications: Cylinder Bore Fitment: 101.60 mm / Stroke: 1,385.00 mm / Weight: ~43 kg / Hydraulic Cylinder Piston Rod

Compatible Machinery: Caterpillar Heavy Track-Type Tractors / Dozers (D7R, D7R II series)

What It Does:

Serves as the heavy-duty piston rod assembly operating inside the blade lift hydraulic cylinders on Caterpillar D7R and D7R II series track-type tractors. Driven by high-pressure hydraulic fluid across a 1,385.00 mm stroke, it converts hydraulic pressure into powerful linear mechanical thrust and pull forces to raise, lower, hold, and apply down-pressure to the heavy dozer blade during earthmoving, pioneering, and rough grading cycles.

Importance:

A critical kinematic load-bearing component that endures continuous axial thrust loads, severe cyclic bending stresses, and dynamic shock impacts during tough rock pioneering, overburden stripping, and quarry operations. Precision-manufactured from a 43 kg high-tensile forged alloy steel structure with induction hardening, hard chrome plating, and micro-finish surface grinding, it effectively resists bending moments, surface scoring, and abrasive environmental wear, while ensuring tight seal engagement to prevent hydraulic fluid leaks and blade drift under continuous high-pressure operations.

As Seçkin Makine, we manufacture this product as an aftermarket item fully equivalent to the original specifications in terms of raw materials, technical dimensions, and performance characteristics. This product comes with a 1-year warranty from the invoice date.