مضخة هيدروليكية 708-1L-00340 لـ بلدوزر Komatsu D275A-5D

Hydraulic Main Pump for Komatsu D275A-5D Bulldozer
OEM Part Numbers: 708-1L-00340, 708-1L-01340 (also 708-1L-04010 as latest revision)Fits: Komatsu D275A-5D (SN 25001–UP, 50-cent spec)


1. Pump Type & Specifications
Type: Main Variable Piston Pump (HPV118)
Displacement: 118 cm³/rev
Rated Pressure: 27.5 MPa (275 bar)
Control: Load-sensing, variable displacement
Weight: ~180 kg
Application: Main hydraulic pump for dozer work systems (blade/ripper)
2. Part Number Relation
708-1L-00340: Original main pump assembly (first OEM PN)
708-1L-01340: Updated revision (supersedes 00340; interchangeable)
708-1L-04010: Latest production version (replaces 01340)
3. Compatible Models
Komatsu D275A-5D (50-cent specification)
Serial number range: 25001 and up
4. Key Features
Genuine Komatsu fit, direct bolt-on replacement
Heavy-duty HPV118 piston design for high-load mining/quarry applications
Reinforced cast housing & advanced floating seals for leak prevention
Precision load-sensing control for optimal fuel efficiency and response
Fully interchangeable with original; no modifications required
5. Supply & Warranty
Condition: New genuine / high-quality aftermarket / remanufactured
Warranty: 12 months (unlimited hours)
Stock: Guangzhou warehouse in stock, ships in 3–7 days
Packaging: Export wooden crate with anti-rust treatment
6. FAQ
Q: What’s the difference between 708-1L-00340 and 708-1L-01340?
A: 708-1L-01340 is an updated revision of 00340; functionally identical, minor internal improvements.
Q: Does this pump fit D275A-5 or D275AX-5?
A: No, it’s specific to D275A-5D (different mounting and hydraulic interface).
Q: Are repair kits available for these pumps?
A: Yes, seal kits, bearing sets, piston groups, and valve plates in stock.