Used Caterpillar 336GCExcavator

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📌 1. Overview

The Caterpillar 336 GC is a medium-to-large hydraulic excavator belonging to Cat's GC (General Construction) series. It is designed for a wide range of general construction tasks including excavation, loading, trenching, demolition, and material handling. It is one of the most popular models in Cat's lineup, known for its productivity, fuel efficiency, and operator comfort.

Parameter	Specification
Model	336 GC
Series	GC (General Construction)
Category	Medium-Large Hydraulic Excavator
Manufacturer	Caterpillar Inc.
Production	Ongoing (current generation)

📌 2. Key Specifications

Specification	Details
Operating Weight	~75,960 lbs (34,455 kg)
Engine	Cat® C7.1 ACERT® Diesel
Net Power (ISO 9249)	260 hp (194 kW) @ 2,000 rpm
Bucket Capacity (SAE)	1.0 – 1.8 yd³ (0.76 – 1.37 m³)
Max Digging Depth	24.7 ft (7.52 m)
Max Reach (Ground Level)	34.4 ft (10.5 m)
Max Dumping Height	24.2 ft (7.38 m)
Max Digging Force	~42,500 lbf (189 kN)
Track Gauge	8.8 ft (2,680 mm)
Track Shoe Width	24 in / 30 in / 36 in (options)
Fuel Tank Capacity	120 gal (454 L)
Hydraulic Flow	97 gpm (367 L/min)
Operating Pressure	5,080 psi (350 bar)

📌 3. Engine — Cat C7.1 ACERT®

Feature	Detail
Type	6-cylinder, in-line, turbocharged diesel
Displacement	439 in³ (7.2 L)
Emissions	EPA Tier 4 Final / EU Stage V
Aftertreatment	DOC + DPF + SCR (Selective Catalytic Reduction) — NO additional DEF tank needed (Cat's Closed-Loop SCR system recirculates DEF)
Fuel Efficiency	Optimized for lower fuel consumption; up to 10% fuel savings vs. previous generation
Cold Start	Excellent cold-start capability down to -20°F (-29°C)

📌 4. Hydraulic System

Feature	Detail
Type	Load-Sensing Hydraulic System
Pump Flow	Variable displacement piston pumps
Total Flow	97 gpm (367 L/min)
Working Pressure	5,080 psi (350 bar)
Auxiliary Hydraulics	Available for attachments (breakers, grapples, thumbs, etc.)
Flow Sharing	Smart flow sharing for simultaneous operations

The hydraulic system is designed for smooth, precise control and supports multi-function operation (swing + boom + stick + bucket simultaneously).

📌 5. Undercarriage

Feature	Detail
Track Type	Triple-grouser or single-grouser (optional)
Track Width Options	800 mm / 900 mm / 1,000 mm
Rollers	5 per side (upper & lower)
Shoe Options	600 mm / 750 mm / 900 mm
Ground Pressure	~5.7 psi (39.3 kPa)
Travel Speed	3.1 mph (5.0 km/h)
Gradeability	70% (35°)

📌 6. Boom & Stick Configurations

Configuration	Length
Boom	5.85 m (19.2 ft) or 6.30 m (20.7 ft)
Stick	2.95 m (9.7 ft) or 3.40 m (11.2 ft)

Multiple combinations available for different working conditions (deep digging vs. long reach).

📌 7. Operator Station & Cab

Feature	Detail
Cab Type	ROPS/FOPS certified, pressurized & filtered
Noise Level	69 dB(A) — very quiet for its class
Seat	Air-suspended, heated, with armrests
Controls	Electronic joystick controls (proportional)
Display	10" (254 mm) touchscreen monitor with rear-view camera
Climate Control	Automatic A/C with heater
Visibility	Excellent all-around visibility with large glass area
Radio/USB	Bluetooth, USB ports, AM/FM radio
Optional	Cat Product Link™, Grade Control Ready (GPS/GNSS)

📌 8. Technology & Smart Features

Technology	Description
📡 Cat Product Link™	Remote machine monitoring, diagnostics, fleet management
🛰️ Grade Control Ready	Compatible with 2D/3D machine control (GPS/Laser/Total Station)
🔧 Cat Payload	Real-time bucket payload weighing (optional) — improves loading accuracy by up to 10%
🔧 Cat Grade with 2D	Standard on many configurations
🔧 Auto Swing	Automatically returns to dig position
🔧 Eco Mode	Reduces engine RPM during low-demand tasks → saves up to 15% fuel
🔧 Idle Shutdown	Auto engine shutdown after preset idle time
🔧 Security	Cat Security system with GPS tracking

📌 9. Attachments & Versatility

The 336 GC is a true workhorse — compatible with a wide range of Cat and third-party attachments:

Attachment	Application
🔨 Hydraulic Breaker	Demolition, rock breaking
🪓 Grapple	Scrap handling, sorting
👍 Quick Coupler	Fast attachment changeover
🪣 Thumb	Grappling, loading
🕳️ Auger	Piling, drilling
🪣 Ripper	Hard ground breaking
🧹 Shear	Steel cutting, demolition
🔌 Hydraulic Power Pack	Power for attachments

📌 10. Applications

Application	Details
🏗️ General Excavation	Foundation, trench, utility work
🏚️ Demolition	Building tear-down with breaker/shear
🚛 Loading	Truck loading in quarries, mines, landfills
🛤️ Road Construction	Grading, ditch digging, pipe laying
🪨 Mining & Quarrying	Rock excavation, bench work
🌊 Dredging	With long-reach boom (optional)
🌲 Landscaping	Grading, pond digging

📌 11. Maintenance & Serviceability

Feature	Benefit
Ground-Level Access	Daily checks without climbing
Extended Service Intervals	Engine oil change every 1,000 hrs
Fuel Filter	1,000 hr interval
Hydraulic Filter	2,000 hr interval
Auto-Lube System	Centralized lubrication (optional)
Swing-Out Radiator	Easy cleaning access
Cat Scheduled Oil Sampling (S·O·S™)	Oil analysis program

📌 12. Comparison with Competitors

Model	Weight	Power	Bucket
Cat 336 GC	75,960 lbs	260 hp	1.0–1.8 yd³
Komatsu PC360LC-11	77,823 lbs	248 hp	1.0–1.8 yd³
Hitachi ZX360LC-6A	77,162 lbs	254 hp	1.0–1.8 yd³
Volvo EC380E	79,487 lbs	277 hp	1.0–1.9 yd³
Doosan DX380LC-7	83,120 lbs	275 hp	1.1–1.9 yd³

The 336 GC is known for superior fuel efficiency, lower operating costs, and excellent resale value.

📌 13. Pricing (Approximate — 2024)

Configuration	Approximate Price (USD)
New Machine	$280,000 – $340,000
Used (2018–2021, ~5,000 hrs)	$150,000 – $220,000
Rental (Daily)	$1,200 – $1,800/day
Rental (Monthly)	$12,000 – $18,000/month

Prices vary by region, configuration, and dealer.

📌 14. Summary — Why Choose the 336 GC?

✅ Strength	Details
&Fuel Efficient**	Up to 10–15% savings vs. competitors
🔧 Reliable	Cat C7.1 engine — proven millions of hours
🪑 Comfortable	One of the quietest & most comfortable cabs
📡 Connected	Product Link, Grade Control, Cat Payload ready
💰 Resale Value	Cat holds value better than any brand
🔄 Versatile	Hundreds of attachment options
🛠️ Easy to Maintain	Excellent service access, long intervals

🏆 The Cat 336 GC is widely regarded as one of the BEST all-around excavators in the 35–40 ton class — ideal for contractors who need reliability, productivity, and low operating costs.

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