Cat 438B Backhoe Bucket Cylinder Seal Kit

Cylinder Rebuild/Repair Seal Kit for Caterpillar Model 438B Backhoe

• All Serial Numbers (3KK00001 - Up)

Please Choose the Option that Matches your Machine

• 2-1/2" x 3-1/2" Seal Kit:
  • Cylinder #s: 1268308, 6E0275, 6E1964
  • Rod: 2-1/2"      
  • Bore: 3-1/2"
• 2-3/4" x 3-3/4" Seal Kit:
  • Cylinder #s: 1268312, 6E3683, 6E3693, 6E2421
  • Rod: 2-3/4"      
  • Bore: 3-3/4"