Caterpillar Mining Equipment

CAT 789 Dump Truck Parts

Expert sourcing of genuine OEM and high-quality aftermarket parts for all CAT 789 series models (777C, 777D, 777E, 777F, 777G)

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70+
Years Experience
Fast
Worldwide Sourcing
24/7
Support Available
100%
Quality Assured

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CAT 789 Specifications

PAYLOAD CAPACITY
177 tons

195 short tons (177 metric tonnes)

ENGINE POWER
2,237 kW

3,000 HP @ 1,800 rpm

BODY CAPACITY
53.8 m³

70.4 yd³ (heaped 2:1)

Key Features

Cat C32 ACERT Engine (777F/G models)
Advanced transmission control
Heavy-duty wet disc brakes
Designed for mining applications

Parts We Can Source for CAT 789

With our extensive global supplier network, we can source virtually any part for your CAT 789 dump truck

Engine Components

  • • Pistons, rings & liners
  • • Cylinder heads & gaskets
  • • Turbochargers & intercoolers
  • • Fuel injectors & pumps

Hydraulic System

  • • Hydraulic pumps & motors
  • • Cylinders & seal kits
  • • Control valves & hoses
  • • Hydraulic filters & fittings

Brake System

  • • Brake discs & plates
  • • Master cylinders
  • • Air brake components
  • • Brake calipers & pads

Transmission & Drivetrain

  • • Transmission assemblies
  • • Torque converters
  • • Final drives & differentials
  • • Axle components

Filters & Fluids

  • • Engine oil filters
  • • Fuel filters & water separators
  • • Air filters & pre-cleaners
  • • Hydraulic & transmission filters

Electrical System

  • • Alternators & starters
  • • Sensors & switches
  • • Wiring harnesses
  • • Control modules & displays

Don't see what you need?

We can source ANY part for your CAT 789. Just ask!

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Why Choose Parts Trading Company?

70+ Years Experience

Serving the heavy equipment industry since 1956

Global Sourcing Network

Access to suppliers worldwide for hard-to-find parts

Quality Assured

Genuine OEM & certified aftermarket parts only

Competitive Pricing

Direct sourcing for the best prices in the market

Related Equipment Models

We also source parts for these Caterpillar models

CAT 770
52 ton payload
CAT 773
57 ton payload
CAT 785
136 ton payload
CAT 793
218 ton payload
View All Equipment Models →

Ready to Get Your CAT 789 Parts?

Contact us today for a quote. We're here to help keep your equipment running.

Request Quote WhatsApp: +91 98210 37990

Trusted by mining operations across India, Africa, Russia & Southeast Asia

Frequently Asked Questions

We stock a comprehensive range including engine components, hydraulic parts, undercarriage, filters, electrical components, and wear parts. Contact us for specific part requirements.
Yes, we export heavy equipment parts worldwide including Middle East, Africa, Southeast Asia, and other regions. Fast shipping with proper packaging for international delivery.
Absolutely. Provide us with your equipment serial number, part number, or a clear photo, and our technical team will help identify the correct replacement part.
In-stock parts ship same day from our Mumbai warehouse. Special order items typically arrive within 7-15 days depending on source and availability.
We provide technical specifications and installation guidelines. For complex installations, we recommend certified technicians familiar with your equipment type.

Why Choose PTC for Caterpillar Parts?

Since 1956

70 years of expertise in heavy equipment parts supply

Large Inventory

5000+ parts in stock for immediate dispatch

Fast Shipping

Same-day dispatch from Mumbai warehouse

Quality Assured

All parts inspected before dispatch