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


Replacement Seal Kits to repair all cylinders on Caterpillar 315C & 312CL 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 312C & 312C L Excavator Boom Seal Kit
Cylinder Rebuild/Repair Seal Kit for Caterpillar Model 312C & 312CL Mini Excavator All Serial Numbers (BNN1-UP; BWH1-UP; CBA1-UP; CBT1-UP; DBN1-UP; FDS1-UP) Cylinder #s: 1709836 Rod: 75 mm       Bore: 110 mm......
$ 119.52
Cat 312C & 312C L Excavator Variable Adj. Boom Seal Kit
Cylinder Rebuild/Repair Seal Kit for Caterpillar Model 312C & 312CL Mini Excavator All Serial Numbers (BNN1-UP; BWH1-UP; CBA1-UP; CBT1-UP; DBN1-UP; FDS1-UP) Cylinder #s: 1847660 Rod: 85 mm       Bore:......
$ 143.19
Cat 312C & 312C L Excavator Bucket w/ 65mm Rod - Seal Kit
Cylinder Rebuild/Repair Seal Kit for Caterpillar Model 312C & 312CL Mini Excavator All Serial Numbers (BNN1-UP; BWH1-UP; CBA1-UP; CBT1-UP; DBN1-UP; FDS1-UP) Cylinder #s: 1709808, 2487855, 2836118, 2959396 Rod: 65 mm  ......
$ 99.54
Cat 312C & 312C L Excavator Bucket w/ 75mm Rod - Seal Kit
Cylinder Rebuild/Repair Seal Kit for Caterpillar Model 312C & 312CL Mini Excavator Serial Numbers: FDS1-UP Cylinder #s: 2095898, 2291045 Rod: 75 mm       Bore: 110 mm ...
$ 119.52
Cat 312C & 312C L Excavator Stick Type 1 Seal Kit
Cylinder Rebuild/Repair Seal Kit for Caterpillar Model 312C & 312CL Mini Excavator All Serial Numbers (BNN1-UP; BWH1-UP; CBA1-UP; CBT1-UP; DBN1-UP; FDS1-UP) Cylinder #s: 1709837, 2512894 Rod: 80 mm       Bore:......
$ 147.74
Cat 312C & 312C L Excavator Stick Type 2 Seal Kit
Cylinder Rebuild/Repair Seal Kit for Caterpillar Model 312C & 312CL Mini Excavator Serial Numbers: CBA1-UP; FDS1-UP Cylinder #s: 1948312, 3350003 Rod: 80 mm       Bore: 120 mm ...
$ 111.58
Cat 312C & 312C L Excavator Blade Seal Kit
Cylinder Rebuild/Repair Seal Kit for Caterpillar Model 312C & 312CL Mini Excavator All Serial Numbers (BNN1-UP; BWH1-UP; CBA1-UP; CBT1-UP; DBN1-UP; FDS1-UP) Cylinder #s: 1709809, 1709810 Rod: 80 mm       Bore:......
$ 219.19
Cat 312C & 312C L Excavator Coupler w/ 40mm Rod - Seal Kit
Cylinder Rebuild/Repair Seal Kit for Caterpillar Model 312C & 312CL Mini Excavator Serial Numbers: BNN1-UP; CBA1-UP; CBT1-UP; FDS1-UP Cylinder #s: 1690329 Rod: 40 mm       Bore: 60 mm ...
$ 31.73
Cat 312C & 312C L Excavator Coupler w/ 1-3/4" Rod - Seal Kit
Cylinder Rebuild/Repair Seal Kit for Caterpillar Model 312C & 312CL Mini Excavator Serial Numbers: BNN1-UP; BWH1-UP; CBT1-UP; DBN1-UP Cylinder #s: 1847487, 2734147 Rod: 1-3/4"   Bore: 63 mm ...
$ 51.13