Used Caterpillar 324D2 Excavator

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Caterpillar 324D2 Crawler Excavator Detailed Introduction

The Caterpillar 324D2 is a 24-ton class medium crawler excavator, a core product in Cat’s industry-leading D2 excavator lineup. It is engineered for high productivity, extreme durability, and low total operating cost, making it a top choice for construction, mining, infrastructure, and landscaping applications across both mature and emerging markets.

1. Core Specifications

Parameter	Specification
Operating Weight	23,600 – 25,500 kg (52,030 – 56,220 lb)
Engine Model	Cat C7 ACERT™ inline 6-cylinder diesel engine
Net Rated Power	140 kW (188 hp) @ 2,000 rpm
Emission Standard	EU Stage IIIA / U.S. EPA Tier 3
Standard Max Digging Depth	6,710 mm (22 ft 0 in)
Max Reach at Ground Level	9,840 mm (32 ft 3 in)
Bucket Capacity Range	0.8 – 1.5 m³ (1.05 – 1.96 yd³)
Max Bucket Breakout Force	175 kN (39,340 lbf)
Travel Speed	3.1 – 5.5 km/h (1.9 – 3.4 mph)
Swing Speed	11.5 rpm
Gradeability	35° (70% slope)

2. Powertrain Performance

The 324D2 is powered by the proven Cat C7 ACERT engine, optimized for reliability and fuel efficiency:

Equipped with electronic unit injection (EUI) technology and adaptive engine control system, it delivers up to 8% lower fuel consumption than the previous-generation 324D in typical heavy-duty working cycles.
Calibrated to operate reliably with lower-quality, high-sulfur diesel common in emerging markets, without sacrificing service life.
Standard auto idle and auto engine shutdown features cut unnecessary fuel waste during idle periods.
Optional cold-weather package supports reliable cold start at temperatures as low as -32°C (-25.6°F).
Dual-stage air cleaner with pre-cleaner filters 99.9% of airborne particles, extending engine life in high-dust job sites such as quarries and mines.

3. Hydraulic System

The load-sensing, flow-sharing hydraulic system delivers smooth, precise control across all working modes:

Main pump output of 2 × 214 L/min (2 × 56.6 gpm) and 35,000 kPa (5,076 psi) system pressure ensure consistent power for simultaneous operations (e.g., digging and swinging, lifting and traveling) without lag.
Factory-configurable auxiliary hydraulic lines with adjustable flow settings support a full range of work tools, including hydraulic breakers, grapples, shears, augers, and compaction plates.
High-efficiency filtration system extends hydraulic oil service intervals to 5,000 operating hours under normal conditions, cutting routine maintenance costs. Leak-free O-ring face seal connections prevent fluid leakage and site contamination.

4. Structural Durability

Cat’s industry-leading structural design ensures long service life even under extreme working conditions:

The main upper frame, boom and stick are fabricated with high-tensile strength steel, with robotically welded, stress-relieved joints to withstand repeated heavy load impacts. Reinforced steel plates are added to high-stress points including the boom foot, stick pivot and bucket connection.
Heavy-duty X-shaped undercarriage frame with Sealed and Lubricated Track (SALT) links reduces internal wear, extending track service life by up to 30% compared to non-sealed track designs. Lifetime-lubricated track rollers and idlers cut daily maintenance requirements.
Optional heavy-duty track guards prevent track de-tracking in rocky, uneven terrain.

5. Operator Comfort & Control

The ROPS (Roll-Over Protective Structure) / FOPS (Falling Object Protective Structure) certified cab is designed to reduce operator fatigue and improve safety:

Air-suspension heated seat with adjustable lumbar support and armrests fits operators of all sizes. Short-stroke, ergonomic joystick controls reduce wrist and arm strain during long shifts.
Pressurized cab with viscous rubber mounting isolates vibration and noise, with in-cab noise levels as low as 72 dB(A). Automatic climate control with 10 adjustable vents maintains comfortable temperatures in extreme hot or cold environments.
8-inch LCD color monitor displays real-time operating data, maintenance reminders and fault codes, supporting 20+ languages for global users. Optional rear-view camera eliminates blind spots during swinging and reversing.

6. Maintenance & Total Cost of Ownership

The 324D2 is designed to minimize downtime and operating costs:

All routine maintenance points (engine oil dipstick, fuel filters, air cleaner, hydraulic oil level check, coolant fill port) are accessible at ground level, eliminating the need to climb onto the upper structure for daily pre-operation inspections.
Optional Cat Product Link™ telematics system enables remote monitoring of equipment location, fuel consumption, working hours and fault alerts, simplifying fleet management.
High MTBF (Mean Time Between Failures) rate and high parts commonality with other Cat D-series excavators reduce spare parts costs and repair time. Backed by Caterpillar’s global 24/7 dealer network for after-sales support, parts supply and technical training.

7. Typical Applications

The 324D2 is suitable for a wide range of job sites:

Road, bridge and railway construction: earthmoving, foundation digging, trench excavation
Quarry and mining: overburden removal, material loading, secondary breaking with hydraulic breakers
Urban construction: building foundation work, small-scale demolition, site clearance
Water conservancy and pipeline projects: trench digging, river dredging, pipe laying support
Landscaping and forestry: land clearing, stump removal, wood handling with grapple attachments

Non flooded

No accident

Original product

Used Caterpillar 324D2 Excavator

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