Caterpillar 313B CR 中型バックホーのための169-8057 油圧ポンプ

Main Hydraulic Pump for CAT 313B CR Excavator | Part No. 169-8057 162-4875 162-4716 (Original / Rebuild)
1. Product Core Overview
Engineered for Compact Performance: Specifically designed for the CAT 313B CR (Compact Radius) model, ensuring the precise oil flow and high-pressure stability required for heavy lifting and fast cycling.

13-Year Specialized Expertise: Supplied by a professional factory and hydraulic specialist with 13 years of experience in heavy machinery systems and full-model excavator parts.

Exact OEM Compatibility: Fully interchangeable with Caterpillar part numbers 169-8057, 162-4875, and 162-4716, providing a 100% direct-fit replacement to factory standards.

2. Technical Specifications & Supply Options
Product Name: Main Hydraulic Pump / Axial Piston Pump

Part Numbers: 169-8057 / 162-4875 / 162-4716 / 1698057 / 1624875 / 1624716

Machine Compatibility: Caterpillar 313B CR, 313B SR

Supply Tiers:

Original Genuine: Brand new, direct from the original manufacturer.

Professional Rebuild: Precision-restored using OEM internal components, 100% bench-tested to original performance specs.

Premium Aftermarket: New, cost-effective high-performance alternatives.

Core Build: Features hardened swash plates, precision-lapped piston sets, and high-strength cylinder blocks.

Testing: Each unit is 100% tested for flow accuracy, pressure response, and dynamic stability.

3. Why Partner with a 13-Year Professional Service?
Technical Mastery: We understand the specific hydraulic curves and load-sensing nuances of the CAT 313B series, ensuring our pumps prevent engine bogging and jerky movements.

Comprehensive Parts Solution: Our expertise covers the entire machine—from pumps and travel motors to undercarriage and attachments—supporting all major brands (CAT, Volvo, Komatsu, Sany, etc.).

Flexible Quality Standards: We provide clear options (Original, Rebuild, or New Aftermarket) to match your machine's remaining service life and your specific budget.

Direct Factory Prices: Benefit from our 13-year optimized supply chain for the most competitive wholesale prices directly from the source.

Proven Global Trust: Trusted by equipment owners, repair workshops, and distributors worldwide for consistent reliability and expert technical support.

4. Fast Global Delivery & Logistics
We prioritize speed to get your equipment back to work:

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: Most economical shipping for bulk stock orders and large-scale inventory replenishment.

Secure Export Packaging: Every pump is secured in a reinforced, shock-proof wooden crate to ensure it arrives in perfect 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% accuracy.

Real-Time Quote: Contact us today for up-to-date pricing on Original, Rebuild, or Aftermarket options.

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