Hydraulic Cylinder Seal Kits

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  • 401107-00259A Boom Cylinder Seal Kit for Doosan DX180LC

  • Doosan DX210W Boom Cylinder Seal Kit 401107-00259A

401107-00259A Boom Cylinder Seal Kit 85mm Rod 120mm Bore for Doosan Excavator DX180LC DX190W DX210W

Part Number: 401107-00259A
Product Name: Boom Cylinder Seal Kit
Cylinder Position: Boom
MOQ: 1 Piece
Warranty: 6 Months
Rod Diameter: 85 mm
Cylinder Bore: 120 mm
Application: Doosan DX180LC, DX190W, DX210W

Product Description

401107-00259A Boom Cylinder Seal Kit

401107-00259A is a boom hydraulic cylinder seal kit used on selected Doosan excavators. The applicable cylinder configuration uses an 85 mm rod and 120 mm bore.

The kit is intended for boom cylinder resealing during hydraulic cylinder overhaul. Confirm the original part number, machine model and cylinder configuration before ordering.

Doosan Excavator Fitment

401107-00259A is documented in Doosan boom cylinder applications including DX180LC-5 and DX190W, while hydraulic seal catalogs also list the same 85 × 120 mm kit configuration for DX210W applications.

Related DX180LC, DX190W and DX210W variants may use the same kit, but exact fitment should be checked against the machine and original cylinder before replacement.

Cylinder Rebuild Checks

Inspect the 85 mm piston rod for scoring, corrosion and chrome damage, and check the 120 mm cylinder bore, gland, piston and seal grooves for abnormal wear before installing the new kit.

Clean all components thoroughly and install each seal in the correct position and direction. Damaged cylinder surfaces or hydraulic contamination should be corrected before the rebuilt cylinder returns to service.

Topvelsun Supply Support

Topvelsun supplies excavator hydraulic cylinder seal kits with 1-piece MOQ and a 6-month warranty. Send the part number, machine model or original seal kit photos for fitment confirmation before ordering.


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