مضخة هيدروليكية Caterpillar SBS120 397-3680 3973680 لـ حفارة Caterpillar 320D2 320D2 GC

SBS120 Hydraulic Main Pump for CAT 320D2 320D2 GC Excavator | Part No. 397-3680 3973680
1. Product Core Overview
D2 Series Optimized: Specifically engineered for the Caterpillar 320D2 and 320D2 GC series. This pump is calibrated to match the engine power curves of these specific models, ensuring peak fuel efficiency and hydraulic breakout force.

13-Year Industry Authority: Supplied by a professional factory with over a decade of specialization in CAT hydraulic systems, focusing on durability and high-pressure performance.

Exact OEM Fitment: Fully compatible with Caterpillar part number 397-3680 (3973680). This is a 100% direct-replacement unit designed to meet or exceed original factory specifications.

2. Technical Specifications & Compatibility
Product Name: Main Hydraulic Pump Assembly

Pump Model: SBS120 Series (Heavy Duty)

Part Number: 397-3680 / 3973680

Machine Compatibility: * CAT 320D2

CAT 320D2 GC

Quality Tiers: Original New, Premium OEM Grade, and High-Performance Aftermarket options available.

Core Build: Features specialized high-strength cylinder blocks, precision-lapped piston sets, and reinforced swash plates designed for the high-frequency cycles of the D2 series.

3. Why Partner with a 13-Year Professional Expert?
Technical Precision: We understand the unique regulator settings and load-sensing requirements of the 320D2 GC model, ensuring smooth multi-function operation without engine lugging.

Comprehensive Parts Solution: Our expertise spans the entire machine—from pumps and final drives to undercarriage and engine components—supporting brands like CAT, Volvo, Komatsu, and Sany.

Flexible Quality Selection: We provide clear options to suit your machine's service life and budget, whether you need original premium parts or cost-effective, high-durability alternatives.

Direct Factory Prices: Benefit from our 13-year optimized supply chain, offering competitive wholesale pricing directly from the source.

Proven Global Reliability: Trusted by equipment owners and repair workshops worldwide for consistent quality and rapid technical support.

4. Fast Global Delivery & Logistics
We prioritize speed to get your 320D2 back to the job site:

Express Delivery: Rapid door-to-door shipping via DHL, FedEx, UPS, and TNT (Typical arrival: 3-7 business days).

Air Freight: Efficient airport-to-airport delivery for urgent, high-priority hydraulic pump orders.

Sea Freight: The most economical shipping method for bulk stock orders and large-scale inventory.

Secure Export Packaging: Every 397-3680 pump is secured in a reinforced, shock-proof wooden crate to ensure it arrives in perfect factory condition.

5. Ordering & Professional Support
Fitment Verification: Please share your machine's serial number or a photo of the current pump's nameplate to ensure 100% fitment accuracy.

Real-Time Quote: Contact us today for up-to-date pricing, tiered quality options, and current stock status.

Installation Advice: Our technical team is available 24/7 to provide guidance on hydraulic system flushing and initial pump priming.