Case CX290D Seal Kits & Cylinders

Hydraulic cylinder seal kits and cylinder assemblies for the Case CX290D crawler excavator, covering arm, boom, and bucket cylinder rebuilds for new and used applications across CX290D LC configurations.

Fits Models At A Glance

CX290D Series: CX290D LC MH, CX290D LC SL

Key Notes

Application: Arm, boom, and bucket cylinder seal replacement
Kit Contents: Seals, O-rings, and wipers for cylinder rebuild service
Fitment: Seal kits are cylinder specific, confirm by part number
Condition: New seal kits and replacement cylinder options

Why Choose Broken Tractor

✅ Excavator specific seal kits matched to your model
✅ Fast shipping from two US locations
✅ Knowledgeable parts team ready to help

Frequently Asked Questions

Which cylinders do these seal kits fit on a Case CX290D?

We carry seal kits for the arm, boom, and bucket cylinders on the CX290D LC. Because kits are specific to each cylinder bore and rod size, match the part number to your cylinder before ordering.

Are these kits for the CX290D LC MH and LC SL versions?

Yes, we carry seal kits that fit the CX290D LC MH and CX290D LC SL configurations. Confirm the exact cylinder your machine uses so we can match the correct kit.

How do I know which seal kit I need for my CX290D?

The best method is to match the cylinder part number or measure the bore and rod dimensions. If you are unsure, call our parts team at (800) 909-7060 and we can help identify the right kit.

Do you offer full replacement cylinders or just seal kits?

Broken Tractor offers both seal kits for rebuilding your existing cylinders and complete replacement cylinder options. Availability depends on the specific cylinder, so reach out for the option that fits your repair.