Seal Kits & Parts for your Construction Equipment
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Cat 307B Excavator Seal Kits


Replacement Seal Kits to repair all cylinders on Caterpillar 307B Excavator

Not Sure which Seal Kit you need? View our Excavator Cylinder ID Diagram

Select the name of the cylinder or seal kit you're looking for from the list above to narrow your search 


Cat 307B Excavator Boom Seal Kit
Cylinder Rebuild/Repair Seal Kit for Caterpillar Model 307B Mini Excavator All Serial Numbers (AFB1-Up; 5CW1-Up; 6KZ1-Up; 7DZ1-Up) Cylinder #s: 1336759, 1859088, 1437980, 1696721, 1871235 Rod: 75 mm       Bore: 110......
$ 96.43
Cat 307B Excavator Stick Seal Kit
Cylinder Rebuild/Repair Seal Kit for Caterpillar Model 307B Mini Excavator All Serial Numbers (AFB1-Up; 5CW1-Up; 6KZ1-Up; 7DZ1-Up) Cylinder #s: 1475903, 1505899, 1702382, 1251494 Rod: 60 mm       Bore: 90 mm......
$ 149.78
Cat 307B Excavator Bucket Seal Kit
Cylinder Rebuild/Repair Seal Kit for Caterpillar Model 307B Mini Excavator All Serial Numbers (AFB1-Up; 5CW1-Up; 6KZ1-Up; 7DZ1-Up) Cylinder #s: 1336765 Rod: 55 mm       Bore: 80 mm ...
$ 108.70
Cat 307B Excavator Swing Seal Kit
Cylinder Rebuild/Repair Seal Kit for Caterpillar Model 307B Mini Excavator All Serial Numbers (AFB1-Up; 5CW1-Up; 6KZ1-Up; 7DZ1-Up) Cylinder #s: 1437981 Rod: 65 mm       Bore: 100 mm ...
$ 83.31
Cat 307B Blade Cylinder Seal Kit w/ 50mm Rod
Cylinder Rebuild/Repair Seal Kit for Caterpillar Model 307B Mini Excavator Serial Numbers: AFB1-Up Cylinder #s: 1654337, 1654338 Rod: 50 mm       Bore: 90 mm ...
$ 82.81
Cat 307B Blade Cylinder Seal Kit w/ 80mm Rod
Cylinder Rebuild/Repair Seal Kit for Caterpillar Model 307B Mini Excavator Serial Numbers: 5CW1-Up, 6KZ1-Up, 7DZ1-Up Cylinder #s: 1231627, 1624835 Rod: 80 mm       Bore: 120 mm ...
$ 156.65
Cat 307B Excavator Boom Offset Seal Kit
Cylinder Rebuild/Repair Seal Kit for Caterpillar Model 307B Mini Excavator Serial Numbers: AFB1-Up; 5CW1-Up Cylinder #s: 1239937, 1505901 Rod: 55 mm       Bore: 100 mm ...
$ 103.45