Case 9040 Excavator Seal Kits & Cylinders

Case 9040 Excavator Seal Kits & Cylinders parts list
Image	Fits Model	Description	Details	Part #	Price	Product Details
	See Details	9040 LR, 9040B LR, 9050	Dipper Arm Cylinder Seal Kit		156002A1	$127.00	View Info

Dipper cylinder seal kits and hydraulic cylinder components for Case 9040 series excavators, covering seal rebuild kits for 9040 LR, 9040B LR, and 9050 machines.

Fits Models At A Glance

9040 Series: 9040 LR, 9040B LR
9050 Series: 9050

Key Notes

Application: Dipper cylinder seal rebuild for excavator hydraulic circuits
Kit Contents: Rod seals, piston seals, wipers, and O-rings for full cylinder service
Condition: New replacement seal kits and cylinder components available
Reference: Interchange with OEM part number 156002A1

Why Choose Broken Tractor

✅ Excavator-specific seal kits matched to fitment
✅ Fast shipping from two US warehouses
✅ Knowledgeable support for Case hydraulic parts

Frequently Asked Questions

What Case excavator models does the 9040 dipper cylinder seal kit fit?

The dipper cylinder seal kit (SKU 156002A1) fits Case 9040 LR, 9040B LR, and 9050 excavators. Because fitment can vary by serial number, match the part number to your machine or confirm with our parts team before ordering.

What is included in the Case 9040 dipper cylinder seal kit?

The seal kit includes rod seals, piston seals, wipers, and O-rings for a full dipper cylinder service. This covers the components needed to rebuild the hydraulic cylinder rather than replacing the entire cylinder.

Does the Case 9040 seal kit interchange with OEM part number 156002A1?

Yes, the dipper cylinder seal kit we carry interchanges with OEM part number 156002A1. Matching this part number is the most reliable way to confirm the kit is correct for your 9040 series excavator.

Can I rebuild the dipper cylinder on a Case 9040 instead of replacing it?

Yes, the dipper cylinder seal kit is designed for rebuilding the hydraulic cylinder on Case 9040 LR, 9040B LR, and 9050 excavators. Broken Tractor offers new replacement seal kits along with cylinder components, so you can reseal the existing cylinder or source replacement parts. If you are unsure which route fits your machine, call our parts team at (800) 909-7060.