Not Sure which Seal Kit you need? View our Excavator Cylinder ID Diagram
Cylinder Rebuild/Repair Seal Kits for Cat Model 303CR Mini Excavator All Serial Numbers Includes Following Seal Kits: (1) Boom (1) Bucket (1) Stick (1) Swing (1) Blade Includes Free O-Ring Pick Set to...
Cylinder Rebuild/Repair Seal Kit for Caterpillar Model 303CR Mini Excavator All Serial Numbers (DMA00001-UP) Cylinder #s: 1937855 Rod: 45 mm Bore: 80 mm
Cylinder Rebuild/Repair Seal Kit for Caterpillar Model 303CR Mini Excavator All Serial Numbers (DMA00001-UP) Cylinder #s: 1987021 Rod: 50 mm Bore: 80 mm
Cylinder Rebuild/Repair Seal Kit for Caterpillar Model 303CR Mini Excavator All Serial Numbers (DMA00001-UP) Cylinder #s: 2037172, 2190541, 2390837, 1937852 Rod: 45 mm Bore: 75 mm
Cylinder Rebuild/Repair Seal Kit for Caterpillar Model 303CR Mini Excavator All Serial Numbers (DMA00001-UP) Cylinder #s: 2037172, 2190541, 2390837 Rod: 40 mm Bore: 65 mm
Cylinder Rebuild/Repair Seal Kit for Caterpillar Model 303CR Mini Excavator All Serial Numbers (DMA00001-UP) Cylinder #s: 1937859 Rod: 45 mm Bore: 85 mm
Cylinder Rebuild/Repair Seal Kit for Caterpillar Model 303CR Mini Excavator All Serial Numbers (DMA00001 - Up) Cylinder #s: 2460192 Rod: 1-1/2" Bore: 3"
Caterpillar 303 CR Excavator Seal Kit
Get everything you need in one place with our Cat 303 CR mini excavator seal kits. These sets contain full seal kits for all cylinders, including the bucket cylinder seal kit. To make your repair and rebuild tasks even easier, we’re throwing in a free O-Ring pick set for your whole machine kit.
Not sure which cylinder seal kit you need? View our Excavator Cylinder ID Diagram.
Made for Your Cat Excavator
Designed specifically for the Cat 303 CR mini excavator model, these kits are made to fit just right. They’re suitable for all serial numbers starting from DMA00001. However, compatibility with other excavator brands or models isn’t guaranteed.
Efficient Resource Utilization
With every cylinder seal kit, you’re investing in the efficiency of your equipment. Keeping hydraulic components sealed and working optimally ensures smoother, energy-efficient operation of your Cat excavator. This not only optimizes equipment performance but also contributes to lower operational costs and reduced environmental impact.