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Cat Hydraulic Pump for 631C, 631D, 631E, 631G & More – 7S4577

SKU:
7S4577
FitsModel:
631C, 631D, 631E, 631G, 633C, 633D, 633E II, 637, 637D, 637E, 637G, 639D, 657B, 657E, 657G, 631K, 637K
ListDescription:
Hydraulic Pump
Cat Hydraulic Pump for 631C, 631D, 631E, 631G & More – 7S4577
Part # 7S4577

Fits Models At A Glance

  • Caterpillar Scrapers:
    • 631C - Serial Number Prefix 67M: After Serial Number 67M00001
    • 631D - Serial Number Prefix 24W: After Serial Number 24W00001
    • 631E - Serial Number Prefix 1AB: After Serial Number 1AB00001
    • 631E - Serial Number Prefix 1NB: After Serial Number 1NB00001
    • 631E - Serial Number Prefix 3ND: After Serial Number 3ND00523
    • 631G - Serial Number Prefix AWK: After Serial Number AWK00001
    • 631G - Serial Number Prefix CLR: After Serial Number CLR00001
    • 631G - Serial Number Prefix DFA: After Serial Number DFA00001
    • 633C - Serial Number Prefix 66M: After Serial Number 66M00001
    • 633D - Serial Number Prefix 25W: After Serial Number 25W00001
    • 633E II - Serial Number Prefix 2PS: After Serial Number 2PS00001
    • 637 - Serial Number Prefix 65M: After Serial Number 65M00001
    • 637D - Serial Number Prefix 26W: After Serial Number 26W00001
    • 637D - Serial Number Prefix 71W: After Serial Number 71W00001
    • 637E - Serial Number Prefix 1FB: After Serial Number 1FB00001
    • 637G - Serial Number Prefix AXT: After Serial Number AXT00001
    • 637G - Serial Number Prefix CEH: After Serial Number CEH00001
    • 637G - Serial Number Prefix DFJ: After Serial Number DFJ00001
    • 639D - Serial Number Prefix 99X: After Serial Number 99X00001
    • 657B - Serial Number Prefix 47M: After Serial Number 47M00001
    • 657E - Serial Number Prefix 86Z: After Serial Number 86Z00001
    • 657E - Serial Number Prefix 6MB: After Serial Number 6MB00001
    • 657E - Serial Number Prefix 7KR: After Serial Number 7KR00001
    • 657E - Serial Number Prefix 6PR: After Serial Number 6PR00001
    • 657G - Serial Number Prefix W1F: After Serial Number W1F00001
    • 657G - Serial Number Prefix W1E: After Serial Number W1E00001
    • 657G - Serial Number Prefix GER: After Serial Number GER00001
    • 631K - Serial Number Prefix WT4: After Serial Number WT400001
    • 631K - Serial Number Prefix WT6: After Serial Number WT600001
    • 631K - Serial Number Prefix WTR: After Serial Number WTR00001
    • 631K - Serial Number Prefix WTW: After Serial Number WTW00001
    • 637K - Serial Number Prefix WTY: After Serial Number WTY00001
    • 637K - Serial Number Prefix WTS: After Serial Number WTS00001
    • 637K - Serial Number Prefix WTT: After Serial Number WTT00001
    • 637K - Serial Number Prefix WTX: After Serial Number WTX00001

Key Notes

  • Part Number: 7S4577
  • Weight: 28.06 lbs
  • Type: Hydraulic Pump
  • Serial Number Note: Serial number breaks apply - verify your machine serial number before ordering
  • Application: Replacement hydraulic pump for Caterpillar 631C, 631D, 631E and other scrapers
  • Condition: Aftermarket replacement part

Why Choose Broken Tractor

  • ✅ Stocked in Our Warehouse
  • ✅ 30-Day Return Policy: Order with confidence - if it's not right, send it back.
  • ✅ Dealer Alternative Pricing: Keep your machine working without paying dealership prices.
$932.00

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Do you need your part quickly? You're in luck! We have warehouses all over the country to ensure a quick and easy delivery time. Most of our parts ship from our warehouses the same day you place your order. And many times, orders are delivered in Two to Three days.

Our in house parts are manufactured following strict quality standards in our warehouse in Ohio. Parts such as hydraulic cylinders, pins, bushings, sheet metal, track adjusters, booms and dipper sticks are all ready to ship same day that they are purchased! With less time to wait for your shipment, you will be able to get back to work as quickly as possible.

Did you accidentally purchase the incorrect part? We offer returns and exchanges here at Broken Tractor. To proceed with a return, please call us toll free, and we will provide you with return authorization and a step by step return process for your convenience. We are more than happy to help you exchange your part for the correct one! Give us a call at 1-800-909-7060 and we would be pleased to help you.

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Product: Category: Brand: Head Title: Cat Hydraulic Pump | Broken Tractor | 7S4577