Application: Final drive gearbox for the Caterpillar 259B3 excavator
Condition: Aftermarket replacement part
Manufacturer: Dyco
Notes: Gearbox only
LTL Truck Freight: Due to weight, this item ships via LTL truck freight. Shipping is calculated at checkout.
Why Choose Broken Tractor
Direct Replacement for Part Number 307-3080 - Drop-in fit engineered to match the original Caterpillar spec for the 259B3.
Trusted Dyco Manufacturer - Built by Dyco, a recognized name in aftermarket drive components for heavy equipment.
Fast Shipping from a U.S.-Based Team - Your gearbox ships via LTL truck freight, securely packaged to minimize downtime on the job.
$4,485.00/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.
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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.