D6H - Serial Number Prefix 2TG: After Serial Number 2TG00001
D6H - Serial Number Prefix 4RC: After Serial Number 4RC00001
D6H - Serial Number Prefix 8KB: After Serial Number 8KB00001
D6H - Serial Number Prefix 3YG: After Serial Number 3YG00001
D6H - Serial Number Prefix 5HF: After Serial Number 5HF00001
D6H - Serial Number Prefix 9KJ: After Serial Number 9KJ00001
D6H - Serial Number Prefix 3ED: After Serial Number 3ED00001
D6H - Serial Number Prefix 8FC: After Serial Number 8FC05500
D6H - Serial Number Prefix 2DK: After Serial Number 2DK05500
D6H - Serial Number Prefix 1KD: After Serial Number 1KD00001
D6H - Serial Number Prefix 4GG: After Serial Number 4GG00001
D6H II - Serial Number Prefix 8ZJ: After Serial Number 8ZJ00001
D6H II - Serial Number Prefix 2DK: After Serial Number 2DK00001
D6H XL - Serial Number Prefix 8KK: After Serial Number 8KK00001
D6H XL - Serial Number Prefix 9LK: After Serial Number 9LK00001
D6H XL - Serial Number Prefix 7ZK: After Serial Number 7ZK00001
D6H XL - Serial Number Prefix 2TL: After Serial Number 2TL00001
D6H XR - Serial Number Prefix 5KK: After Serial Number 5KK00001
D6H XR - Serial Number Prefix 6CK: After Serial Number 6CK00001
D6H XR - Serial Number Prefix 2BL: After Serial Number 2BL00001
D6H XR - Serial Number Prefix 1YL: After Serial Number 1YL00001
D6H XR - Serial Number Prefix 7ZK: After Serial Number 7ZK00001
D6H XR - Serial Number Prefix 2TL: After Serial Number 2TL00001
D7H - Serial Number Prefix 79Z: After Serial Number 79Z00001
D7H - Serial Number Prefix 77Z: After Serial Number 77Z00001
D7H - Serial Number Prefix 4FG: After Serial Number 4FG00001
D7H - Serial Number Prefix 2SB: After Serial Number 2SB00001
D7H - Serial Number Prefix 4AB: After Serial Number 4AB00001
D7H - Serial Number Prefix 2RG: After Serial Number 2RG00001
D7R - Serial Number Prefix 9HM: After Serial Number 9HM00001
D7R - Serial Number Prefix 2EN: After Serial Number 2EN00001
D7R - Serial Number Prefix 2HR: After Serial Number 2HR00001
D7R - Serial Number Prefix 3DN: After Serial Number 3DN00001
D8N - Serial Number Prefix 9TC: After Serial Number 9TC00001
D8N - Serial Number Prefix 1XJ: After Serial Number 1XJ00001
D8N - Serial Number Prefix 5TJ: After Serial Number 5TJ00001
D8R - Serial Number Prefix 7XM: After Serial Number 7XM00001
Key Notes
Part Number: 3T8359
Weight: 45.6 lbs
Type: Hydraulic Pump
Serial Number Note: Serial number breaks apply - verify your machine serial number before ordering
Application: Replacement hydraulic pump for Caterpillar D6H, D6H II, D6H XL and other dozers
Condition: Aftermarket replacement part
Why Choose Broken Tractor
✅ Broad Model Coverage: One part number that serves a wide range of machines.
✅ 30-Day Return Policy: Order with confidence - if it's not right, send it back.
✅ Fast Shipping from a U.S.-Based Team
$1,311.00/ea
Shipping calculated at checkout. If any item in your order is temporarily unavailable, we'll contact you to arrange a back-order or refund — whichever you prefer.
Can’t Find What You’re Looking For?
Our knowledgeable staff will be happy to help you with any of your tractor, backhoe, dozer, or engine parts needs.
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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