399-7633 Main Pump Inlet Tube for Caterpillar Excavator 320D

399-7633 Main Pump Inlet Tube – High-Quality Aftermarket Replacement for Caterpillar 320D Excavator

Ensure reliable hydraulic fluid flow to the main pump in your Caterpillar 320D excavator with this premium aftermarket 399-7633 main pump inlet tube. Engineered as a direct OEM replacement, it provides durable construction to withstand high pressure and vibration, preventing restrictions and maintaining optimal pump performance in heavy-duty digging conditions.

Key Benefits for Contractors and Operators

• Prevents Pump Damage: Smooth, unrestricted flow reduces cavitation and overheating, extending main pump life.
• Direct Fit Installation: Matches genuine Cat specs for quick, no-modification replacement – minimize downtime during hydraulic service.
• Built Tough for Heavy Duty Use: High-grade material resists pressure, vibration, and harsh conditions for long-lasting reliability on job sites.
• Cost-Effective Alternative: OEM-level durability at aftermarket pricing – ideal for routine maintenance and fleet repairs.
• Fast Shipping: In stock and ready to ship within 1-3 days.

Compatible Caterpillar Models

This main pump inlet tube is commonly used for models including (verify your machine’s parts manual for exact fit):

• 320D

Specifications

Questions? Contact us for fitment confirmation or bulk pricing. We stand behind our parts with fast shipping and easy returns.