Seal Kits & Parts for your Construction Equipment
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Cat 312B & 312B L Excavator Seal Kits


Replacement Seal Kits to repair all cylinders on Caterpillar 315B & 312BL 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 312B & 312B L Excavator Boom s/n: Group 1 - Seal Kit
Cylinder Rebuild/Repair Seal Kit for Caterpillar Model 312B & 312BL Mini Excavator Serial Numbers: 2NS00001 - 00145; 3FS00001 - 00213; 8JR00001 - 00687; 9GR00001 - 00357; Cylinder #s: 1195425 Rod: 75 mm  ......
$ 84.06
Cat 312B & 312B L Excavator Boom s/n: Group 2 - Seal Kit
Cylinder Rebuild/Repair Seal Kit for Caterpillar Model 312B & 312BL Mini Excavator Serial Numbers: 2NS00146 - Up; 3FS00214 - Up; 8JR00688 - Up; 9GR00358 - Up Cylinder #s: 1438156, 1859086 Rod: 75......
$ 119.52
Cat 312B & 312B L Excavator Bucket s/n: Group 1 - Seal Kit
Cylinder Rebuild/Repair Seal Kit for Caterpillar Model 312B & 312BL Mini Excavator Serial Numbers: 2NS00001 - 00148; 3FS00001 - 00211; 8JR00001 - 00689; 9GR00001 - 00354 Cylinder #s: 1195447 Rod: 65......
$ 88.23
Cat 312B & 312B L Excavator Bucket s/n: Group 2 - Seal Kit
Cylinder Rebuild/Repair Seal Kit for Caterpillar Model 312B & 312BL Mini Excavator Serial Numbers: 2NS00149 - Up; 3FS00212 - Up; 8JR00690 - Up; 9GR00355 - Up Cylinder #s: 1438158 Rod: 65......
$ 99.54
Cat 312B & 312B L Excavator Stick s/n: Group 1 - Seal Kit
Cylinder Rebuild/Repair Seal Kit for Caterpillar Model 312B & 312BL Mini Excavator Serial Numbers: 2NS00001 - 00145; 3FS00001 - 00213; 8JR00001 - 00687; 9GR00001 - 00357; Cylinder #s: 1195436 Rod: 80 mm......
$ 206.80
Cat 312B & 312B L Excavator Stick s/n: Group 2 - Seal Kit
Cylinder Rebuild/Repair Seal Kit for Caterpillar Model 312B & 312BL Mini Excavator Serial Numbers: 2NS00146 - Up; 3FS00214 - Up; 8JR00688 - Up; 9GR00358 - Up Cylinder #s: 1438157, 1859056 Rod: 80......
$ 208.18
Cat 312B & 312B L Excavator Blade Seal Kit
Cylinder Rebuild/Repair Seal Kit for Caterpillar Model 312B & 312BL Mini Excavator All Serial Numbers (2NS1-UP; 2KW1-UP; 3FS1-UP; 8JR1-UP; 9GR1-UP; 9NW1-UP) Cylinder #s: 1298009, 1298010 Rod: 80 mm       Bore:......
$ 165.90