Caterpillar 321D LCR Excavator

Boom/Stick Excavator Option 1

Max Cutting Height 36 ft (11 m)
Max Digging Depth 22 ft (7 m)
Max Loading Height 26 ft (8 m)
Max Reach Along Ground 32 ft (10 m)
Max Vertical Wall Digging Depth 19 ft (6 m)
Shipping Height of Unit 10 ft (3 m)
Shipping Length of Unit 29 ft (9 m)

Boom/Stick Excavator Option 2

Max Cutting Height 35 ft (11 m)
Max Digging Depth 21 ft (6 m)
Max Loading Height 25 ft (8 m)
Max Reach Along Ground 31 ft (9 m)
Max Vertical Wall Digging Depth 18 ft (5 m)
Shipping Height of Unit 10 ft (3 m)
Shipping Length of Unit 29 ft (9 m)

Bucket

Maximum Bucket Capacity 2 cu yd (2 cu m)
Reference Bucket Capacity 1 cu yd (1 cu m)

Dimensions

Ground Clearance 2 ft (0 m)
Height – Top of Cab 10 ft (3 m)
Length of Track on Ground 12 ft (4 m)
Removal Counterweight Clearance 2 ft (0 m)
Shipping Height 10 ft (3 m)
Tail Swing Radius 6 ft (2 m)
Transport Width 11 ft (3 m)
Width to Outside of Tracks 10 ft (3 m)

DRIVE SYSTEM

Maximum Drawbar Pull 46,311 lbs (21,006 kg)

Engine

Bore 4 in (10 cm)
Displacement 389 cu in (6,375 cu cm)
Engine Model Cat C6.4 ACERT
Model CatC6.4ACERT
Net Power 148 hp (110 kw)
Net Power – EEC 80/1269 148 hp (110 kw)
Net Power – ISO 9249 148 hp (110 kw)
Net Power – SAE J1349 148 hp (110 kw)
Stroke 5 in (13 cm)

Hydraulic System

Boom Cylinder – Bore 5 in (12 cm)
Boom Cylinder – Stroke 50 in (126 cm)
Main Implement System – Maximum Flow (2x) 54 gpm (204 lpm)
Maximum Pressure – Equipment 5076 psi
Maximum Pressure – Swing 3626 psi
Maximum Pressure – Travel 5076 psi

Operating Specifications

Alternator Supplied Amperage 50 amps
Cooling System Fluid Capacity 7 gal (25 l)
Engine Oil Capacity 8 gal (30 l)
Fuel Capacity 87 gal (329 l)
Hydraulic Pump Flow Capacity 54 gpm (204 lpm)
Hydraulic System Fluid Capacity 55 gal (208 l)
Hydraulic System Relief Valve Pressure 5076 psi
Operating Voltage 24 volts
Operating Weight 51,875 lbs (23,530 kg)
Swing Drive Fluid Capacity 2 gal (8 l)

Service Refill Capacities

Cooling System 7 gal (25 l)
Engine Oil 8 gal (30 l)
Final Drive – Each 2 gal (8 l)
Fuel Tank Capacity 87 gal (329 l)
Hydraulic System – Including Tank 55 gal (208 l)
Hydraulic Tank 32 gal (121 l)
Swing Drive 2 gal (8 l)

Standards

Brakes SAE J1026 APR90
Cab/FOGS SAE J1356 FEB88

Swing Mechanism

Swing Speed 11.5 rpm

Track

Number of Carrier Rollers – Each Side – Long Undercarriage 2
Number of Shoes – Each Side – Long Undercarriage 49
Number of Track Rollers – Each Side – Long Undercarriage 8

Undercarriage

Drawbar Pull 46,311 lbs (21,006 kg)
Max Travel Speed 4 mph (6 kph)
Number of Carrier Rollers per Side 2
Number of Shoes per Side 49
Number of Track Rollers per Side 8
Shoe Size 24 in (61 cm)

Weights

Operating Weight 51,875 lbs (23,530 kg)
Operating Weight – Long Undercarriage 51,875 lbs (23,530 kg)
Operating Weight – Standard Undercarriage 51,875 lbs (23,530 kg)
Ask A Question