Caterpillar 340 Frontless Excavator Upper Excavator Specs

Category: Excavators ➔
Manufacturer: Caterpillar ➔
Model: 340 Frontless Excavator Upper ➔

Cab

Caterpillar 340 Frontless Excavator Upper Excavator Cab specifications
Cab Optional Equipment	DELUXE CAB: High-resolution 254 mm (10") LCD touchscreen monitor, Roller rear sunscreen, Auxiliary relay PREMIUM CAB: One-piece front windshield, Auxiliary relay - Starting 2026

Customization

Caterpillar 340 Frontless Excavator Upper Excavator Customization specifications
Boom & Stick Options	6.18 m (20'3") Mass boom, 6.5 m (21'4") HD Reach boom, 2.55 m (8'4") Mass stick, 2.8 m (9'2") HD Reach stick, 3.2 m (10'6") HD Reach stick, 3.9 m (12'10") HD Reach stick, TB family bucket linkage with/without lifting eye or DB family bucket linkage with/without lifting eye - Starting 2026
Cat Technology	VisionLink Productivity Software Enabled Attachments (SEA): Implement Priority Enhancement, Advance Implement, Shear SEA, Custom Joystick, Foundation Drill SEA, Grade Assist, Cat Stick Steer - Starting 2026
Counterweight Options (kg)	6800, 7560, 8500, 574 (empty) - Starting 2026
Safety & Security	Cat Detect - People Detection (application dependent), Cat Command remote control (application dependent), Swing alarm (optional), Boom lowering check valve (optional), Stick lowering check valve (optional) - Starting 2026

Engine

Caterpillar 340 Frontless Excavator Upper Excavator Engine specifications
Engine Model	Cat C9.3B - Starting 2026
Engine Specs	50°C (122°F) high-ambient cooling, -18°C(0°F) cold start capability (standard), -32°C (-25°F) cold start capability (optional), Cold start block heater (optional) - Starting 2026
Horsepower	346.00 hp (258.02 kw) - Starting 2026

Hydraulic System

Caterpillar 340 Frontless Excavator Upper Excavator Hydraulic System specifications
Hydraulic Flow	560 L/min - Starting 2026
Hydraulic Pressure	35000 kPa - Starting 2026
Hydraulic System Options	Single one-way circuit, Combined two-way circuit - Starting 2026
Hydraulic Tank Capacity	161.00 l (42.54 gal) - Starting 2026

Service Refill Capacities

Caterpillar 340 Frontless Excavator Upper Excavator Service Refill Capacities specifications
Cooling System Capacity	40.00 l (10.57 gal) - Starting 2026
Fuel Tank Capacity	600.00 l (158.52 gal) - Starting 2026
Serviceability	Grouped location of engine oil & fuel filters, Sampling ports for Scheduled Oil Sampling (S·O·S?) - Starting 2026

Specs

Caterpillar 340 Frontless Excavator Upper Excavator Specs specifications
Maximum Swing Torque	143 kN·m - Starting 2026
Swing Brake Torque	226 kN·m - Starting 2026
Weight (Upper Only No CTWT, 10% fuel)	8840 kg - with differences for market and application. - Starting 2026

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