365B II - Serial Number Prefix DER: After Serial Number DER00001
365B II - Serial Number Prefix CFJ: After Serial Number CFJ00001
365B II - Serial Number Prefix JMB: After Serial Number JMB00001
365B L - Serial Number Prefix 9PZ: After Serial Number 9PZ00001
365B L - Serial Number Prefix AGD: After Serial Number AGD00001
365C
365C L - Serial Number Prefix ELC: After Serial Number ELC00001
365C L - Serial Number Prefix MEM: After Serial Number MEM00001
365C L - Serial Number Prefix MCS: After Serial Number MCS00001
365C L - Serial Number Prefix FEN: After Serial Number FEN00001
365C L - Serial Number Prefix MCY: After Serial Number MCY00001
385C
385C L - Serial Number Prefix JCM: After Serial Number JCM00001
Key Notes
Part Number: 1438007
Weight: 1594.2 lbs
Type: Bucket Cylinder Group
Serial Number Note: Serial number breaks apply - verify your machine serial number before ordering
Shipping Note: Ships via LTL Truck Freight
Application: Replacement bucket cylinder group for Caterpillar 365B, 365B II, 365B L and other excavators
Condition: Aftermarket replacement part
Why Choose Broken Tractor
✅ Fitment Checked Against Catalog Data: Applications researched and cross-checked so the part matches your machine.
✅ Correct OEM Dimensions: Made to the original measurements for a proper fit.
✅ Fast Shipping from a U.S.-Based Team
$9,102.00/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 fill out our form, 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! fill out our form to make a request here at Return Request Form and we would be pleased to help you.