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Select Dealer

Select Your Dealer

Connect with your local Cat Dealer for pricing and availability information.

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939 Track Loader

939 Track Loader

939 Track Loader

Actions

Maintenance and Repairs

Manuals and Resources

Actions

Maintenance and Repairs

Manuals and Resources

Select Dealer

Select Your Dealer

Connect with your local Cat Dealer for pricing and availability information.

Ways to Shop

Cabs

Cabs

Drivetrain

Drivetrain

Electrical & Electronics

Electrical & Electronics

Engine

Engine

Filters & Fluids

Filters & Fluids

Ground Engaging Tools

Ground Engaging Tools

Parts Diagram

Parts Diagram

Find it Fast. Fix it Right

Use clear, detailed diagrams to see exactly what fits on your machine.

Maintenance and Repairs

3000 Service Hour Maintenance Perform (3000 Hours Interval)

3000 Service Hour Maintenance Perform (3000 Hours Interval)

100 Service Hour Maintenance Perform Initial (100 Hours Interval)

100 Service Hour Maintenance Perform Initial (100 Hours Interval)

100 Service Hour Maintenance Perform Initial (100 Hours Interval)

100 Service Hour Maintenance Perform Initial (100 Hours Interval)

All Your Service Needs

From routine maintenance to urgent repairs, find the right kits, tools and guidance here.

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Manuals and Resources

Manuals

Cat ® 2D and 3D GRADE System for Next Gen Hydraulic Excavators

Cat ® 2D and 3D GRADE System for Next Gen Hydraulic Excavators

Cat ® Command for Excavation, Remote Control Operator Console with RFID for Excavators

Cat ® Command for Excavation, Remote Control Operator Console with RFID for Excavators

336 Excavator

336 Excavator

Access Your Equipment's Manuals

Browse manuals and find the service information you need.

Agreements & Warranties

No Customer Value Agreements Available

Customer Value Agreement

Whether you're building our communities, harnessing Cat® powered equipment for a variety of needs or mining materials that keep our world working—a CVA helps you get the most from your equipment and your business.

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Extended Protection & Service Coverage

Protects you from the risk of unplanned repair costs caused by occasional defects in Cat® material or workmanship after the Caterpillar Limited Warranty expires.