Need help?
Follow Us
Enter your e-mail and password:
New customer? Create your account
Lost password? Recover password
Enter your email:
Remembered your password? Back to login
Your cart is empty
Browse aftermarket replacement parts for the Doosan DX300LC-5 crawler excavator.
Use filters or search by OEM part number. Compatibility details are listed on each product page.
The DX300LC-5 is the -5 generation of the DX300LC, rated at 266 net horsepower, with an operating weight of about 68,800 lb. Doosan's construction equipment line has been sold under the Develon name since 2023.
The DX300LC is an earlier generation and shares many of the same parts. The DX300LC-3 is an earlier generation and shares many of the same parts. The DX350LC-5 shares many of the same parts. Match the full model name, including any -3 or -5 suffix, and the serial number on the serial plate before ordering.
Common replacements include the air filter that replaces OEM 400504-00217, the fuel filter that replaces OEM 400504-00158, and the engine oil filter that replaces OEM 400508-00035. Seals, switches and DEF filters make up much of the rest of the range.
Fast Delivery
Express shipping options available.
Trusted by Thousands
Verified reviews from real customers.
Expert Support
Call us toll-free, text us, or leave us a message!
Secure Checkout
Secure payment processing on all transactions.