31LD-40500 Hydraulic Fan Brake Pump Hyundai Construction Machinery Parts
This new OEM-quality double pump supports fan and brake systems. Made of aluminum alloy housing and steel gears, it delivers stable pressure, low noise, and long life. 100% factory tested, direct replacement for original parts. Includes 12-month warranty and fast shipping.


| Attribute | Details |
|---|---|
| Part Number | 31LD-40500 |
| Cross Reference | 31LD-40510, 31LD-40520, 31LF-40030 |
| Product Name | Double Hydraulic Gear Pump (Fan & Brake System) |
| Type | Dual-Stage Hydraulic Gear Pump |
| Application | Hyundai Wheel Loader HL770-7, HL780-7, HL770-7A, HL780-7A, HL770TM-7, HL780TM-7 |
| Material | High-Strength Aluminum Alloy Housing + Wear-Resistant Steel Gears |
| Part Number | Cross Reference | Application Models | System Function |
|---|---|---|---|
| 31LD-40500 | 31LD-40510, 31LF-40030 | Hyundai HL770-7, HL780-7, HL770-7A, HL780-7A | Fan & Brake Hydraulic Pump (Heavy-Duty 7-Series Loaders) |
| 31LD-40510 | 31LD-40500, 31LD-40520 | Hyundai HL780-7, HL790-7, HL780-9, HL790-9 | Fan & Brake Hydraulic Pump (Cross-Compatible 7/9-Series) |
| 31LD-40520 | 31LD-40510, 31LP-40030 | Hyundai HL780-9, HL790-9, HL790-9A, HL955 | Fan & Brake Hydraulic Pump (Late 9-Series Heavy Loaders) |
| 31LD-40530 | 31LD-40520, 31LQ-40030 | Hyundai HL790-9A, HL955, HL965 | Fan & Brake Hydraulic Pump (HD Series High-Flow Version) |
If you can find the number you need, please contact our sales manager to check and confirm it!

- Focus on Hydraulic system since 2011;
- Factory direct supply;
- Flexible payment methods;
- Reliable and stable quality;
- Rich inventory and fast delivery,
- Responsible customer care service and warranty;
- Retail order acceptable;
- Top 5 Engine Brands, One Stop Service.


ISSUES YOU MAY BE CONCERNED ABOUT
HERE IS THE ANSWER!
Q1:How long is the warranted time?
A:For natural broken, 3 months. Guarantee genuine parts.
Q2: What's payment you can accept?
A:T/T, WECHAT,PAYPAL.
Q3: What's package? Can you give me the package according my requirement?
A:Yes, Original packing or Neutral packing with wooden box or carton.
Q4: How about the lead time?
A: (1) ln stock: 1-7 days.Always in 72 hours.
(2) Out of stock: lt's according to your quantity, and we have cooperated with factory. We will let you know when we quote.
Q5: What's the shipping way you can offer?
A: (1) Big order: By sea or by air.(It can reduce the costs).
(2) Small order: DHL,TNT,UPS,FEDEX,EMS,ARAMEX.
Q6: What's the terms of the transaction?
A:EXW,FCA,FAS,FOB, C&F,CIF,CPT,CIP,DAF,DES,DDP.
Q7: Do you accept small order?
A:Yes, small order can accept.
Q8: What's brand you can offer in your company?
A: (1)OEM,100% GENUINE PARTS, COPY(Made in China).
(2)GENUINE PARTS.
Please read the remarks before ordering:
- If you place order directly without any communication with us,please remark the Part Number exactly you need if possible!
- Normally would be sent in neutral package, if need orignal package please contact us before placing orders.
- All the are blank new without program, if you want program please send us your Engine Serial Number and old code we will confirm whether the program available or not.
Thank you for attention!
Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.