미니 굴착기 Caterpillar용 유압 펌프 Caterpillar 305.5 306 AP2D25 OEM

针对 Caterpillar (CAT) 305.5 和 306 小型挖掘机液压主泵 (AP2D25)，这份详情页已结合 SEO 优化与您作为 13 年行业专家的专业背景生成。

AP2D25 是 5-6 吨级挖掘机的动力支柱，以其紧凑的设计和极高的功率密度著称。我已将所有 OEM 零件号、机型兼容性及全球交付优势进行了深度整合。

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Meta Title: CAT 305.5 306 Hydraulic Pump AP2D25 | 259-7954 341-7666 Expert

Meta Description: High-quality AP2D25 Hydraulic Pump for CAT 305.5, 306. Parts 259-7954, 341-7666, 297-6575. 13-year factory expertise, multiple quality tiers, fast global shipping.

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AP2D25 Hydraulic Main Pump for CAT 305.5 306 Mini Excavator | Part No. 259-7954 297-6575 341-7666
1. Product Core Overview
Engineered for Multi-Tasking: The AP2D25 series pump is designed to deliver consistent hydraulic flow, enabling the CAT 305.5 and 306 to perform complex simultaneous movements with speed and precision.

13-Year Industry Authority: Produced by a professional factory and specialist with 13 years of experience in high-end hydraulic engineering and comprehensive excavator spare parts.

Exact OEM Compatibility: Fully compatible with Caterpillar part numbers 259-7954, 297-6575, 341-7666 (and non-hyphenated versions), ensuring a seamless 1:1 replacement that restores original machine power.

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

Pump Model: AP2D25 (Variable Displacement Piston Pump)

CAT Part Numbers: 259-7954 / 297-6575 / 341-7666 / 2597954 / 2976575 / 3417666

Machine Compatibility: Caterpillar 305.5, 305.5E, 305.5E2, 306, 306E, 306E2

Core Build: High-strength, anti-wear alloy cylinder blocks and precision-lapped pistons for maximum volumetric efficiency.

Quality Tier Options: Genuine Original, Premium OEM Grade, and High-Performance Aftermarket.

Performance Testing: 100% bench-tested for flow accuracy, pressure retention, and dynamic response under load.

3. Why Choose Our 13-Year Professional Service?
Technical Professionalism: We understand the specific load-sensing curves of CAT 5-6 ton machines, ensuring our pumps prevent common issues like "engine bogging" or slow hydraulic response.

Complete Parts Ecosystem: Our expertise covers the entire machine—from pumps and motors to undercarriage and all-body parts—supporting all major brands (CAT, Volvo, Komatsu, Sany, etc.).

Flexible Quality Selection: We provide multiple quality tiers—from original premium units to cost-effective, high-durability aftermarket options—to match your budget.

Direct Factory Prices: Leverage our 13-year optimized supply chain to get highly competitive wholesale pricing directly from the source.

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

4. Rapid Global Delivery & Logistics
We prioritize speed to help you minimize machine downtime and operational losses:

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 assemblies.

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

Secure Export Packaging: Every AP2D25 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 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 Guidance: Our technical team is available 24/7 to provide guidance on hydraulic system bleeding and pump installation.