Boom Cylinder Seal Kit for Case CX460, CX470B & CX470C Excavators – LZ008290

Fits Models At A Glance:

• Case Excavators: CX460 (Tier 3), CX470B, CX470C (Tier 4)

Key Notes:

• Part Number: LZ008290
• Weight: 0.8 lbs (0.36 kg)
• Fits Cylinder Numbers: KTV10690, KTV10691, KYV10680, KTV10681, KTV11441, KTV11431
• Application: Boom cylinder seal kit — reseals the boom lift cylinder on Case CX460, CX470B, and CX470C excavators, restoring hydraulic integrity and eliminating boom cylinder leaks
• Note: Verify your boom cylinder number against the listed cylinder numbers before ordering to confirm correct seal kit fitment

Common Use Case or Symptoms: Use when the boom cylinder is leaking hydraulic fluid at the rod seal, the boom is drifting down under load, or visible oil weeping is present at the cylinder rod — all common signs of worn boom cylinder seals on Case CX460, CX470B, and CX470C excavators.

Why Choose Broken Tractor:

• ✅ Six Cylinder Number Coverage: LZ008290 fits six boom cylinder numbers — KTV10690, KTV10691, KYV10680, KTV10681, KTV11441, and KTV11431 — covering all applicable boom cylinder variants across the CX460, CX470B, and CX470C production runs
• ✅ Full Tier Coverage: One seal kit covers the CX460 Tier 3, CX470B, and CX470C Tier 4 — spans multiple emission tier generations of the Case 47-ton class excavator lineup
• ✅ Fast Shipping from a U.S.-Based Team: In-stock and ready to ship from our U.S. warehouses