CAT Piston – Product Overview
Pistons are precision components that transfer combustion pressure to the connecting rod and crankshaft. They must withstand extreme temperatures, pressures, and reciprocating forces while maintaining a gas-tight seal with the cylinder wall.
Applications
This Piston is designed for CAT construction equipment and industrial engines. It is compatible with a wide range of machine models and engine configurations. The component is manufactured to meet or exceed original equipment specifications for reliable performance in demanding operating conditions.
Compatible OEM Part Numbers
We supply the following comprehensive list of CAT Piston part numbers. These part numbers cover various machine models, engine configurations, and design revisions:
- Primary Part Number: 281-6847 Piston
- Also Available: Piston Ring 223-6361
- Also Available: Piston Ring 310-4188
- Also Available: Piston Ring Top 223-9159
- Also Available: Ring Piston-246-5659
If your specific part number is not listed, please contact our sales team with your machine model and serial number. We can source most part numbers with short lead times.
Technical Specifications
- Product Type: Engine Piston / Piston Ring
- Material: Aluminum alloy / Steel (piston rings)
- Ring Configuration: 2 compression + 1 oil control
- Quality: OEM specification
Installation Guide
- Ensure the machine is on level ground, engine off, and all systems are safely depressurized before starting work.
- Clean the area around the component thoroughly to prevent contamination during removal and installation.
- Refer to the manufacturer service manual for the specific removal and installation procedure.
- Use proper tools and lifting equipment as specified in the service manual.
- Replace all gaskets, seals, and O-rings with new ones during installation.
- Tighten all fasteners to the manufacturer’s specified torque values using a calibrated torque wrench.
- After installation, check for proper operation and leaks before returning the machine to service.
- Perform a test run at low speed and gradually increase to normal operating speed.
Price Range
$30 – $250 USD per piston (depending on size and brand)
Volume discounts are available for fleet operators and repair shops. Contact our sales team for a firm quote based on your specific part number and quantity requirements.
Maintenance Tips
- Measure piston-to-bore clearance before installation.
- Install piston rings using a ring expander tool.
- Stagger ring gaps at 120 degrees around the piston.
- Lubricate piston and rings thoroughly during assembly.
- Replace piston pins and retainers with new ones.
- Follow manufacturer break-in procedure after overhaul.
Warranty
All products supplied by us are covered by a 12-month warranty against manufacturing defects in materials and workmanship. The warranty covers replacement or repair at our discretion. Proper installation by a qualified technician and adherence to the recommended maintenance schedule are required for warranty validity.
Shipping and Delivery
In-stock items ship within 24-48 hours via express freight (DHL, FedEx, or UPS). Standard delivery time is 5-10 business days worldwide. Expedited shipping options are available upon request. All shipments are fully insured and include tracking information.
Why Choose Our Products?
- Direct OEM replacement with guaranteed fitment and performance
- Rigorous quality testing before shipment
- Competitive pricing with factory-direct supply chain
- Technical support available for installation and troubleshooting
- Proven reliability with thousands of units supplied worldwide
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