Caterpillar 311D LRR


Maximum Bucket Capacity1 cu yds (1 m)
Minimum Bucket Capacity0.40 cu yds (0 m)
Reference Bucket Capacity0.60 cu yds (0 m)


Counterweight Clearance3 ft (1 m)
Ground Clearance1.50 ft (0 m)
Height to Top of Cab9.10 ft (3 m)
Length of Track on Ground9.20 ft (3 m)
Removal Counterweight Clearance3 ft (1 m)
Shipping Height9.50 ft (3 m)
Tail Swing Radius5.80 ft (2 m)
Transport Width8.50 ft (3 m)
Width to Outside of Tracks8.50 ft (3 m)


Maximum Drawbar Pull25,600 lbs (11,612 kg)
Travel Speed3.10 mph (5 kph)


Bore4 in (10 cm)
Displacement259 cu in (0 m)
Engine ModelCat C4.2 ACERT
Flywheel Power80 hp (60 kw)
Gross Power86 hp (64 kw)
ISO 924980 hp (60 kw)
Net Power80 hp (60 kw)
Net Power - SAE J134980 hp (60 kw)
SAE J134980 hp (60 kw)
Stroke5.10 in (13 cm)

Hydraulic System

598598 psi
6.086.08 gal/min (23 l/min)
Boom Cylinder - Bore3.90 in (10 cm)
Boom Cylinder - Stroke39.40 in (100 cm)
Bucket Cylinder - Bore3.90 in (10 cm)
Bucket Cylinder - Stroke37 in (94 cm)
Main Implement System - Maximum Flow (2x)30.90
Maximum Pressure - Implements4,424 psi
Maximum Pressure - Swing3,336 psi
Maximum Pressure - Travel5,076 psi
Stick Cylinder - Bore4.30 in (11 cm)
Stick Cylinder - Stroke47 in (119 cm)


Cooling System Fluid Capacity4.80 gal (18 l)
Engine Oil Capacity5.10 gal (19 l)
Fuel Capacity55.50 gal (210 l)
Hydraulic Pump Flow Capacity31 gal/min (117 l/min)
Hydraulic System Fluid Capacity38.40 gal (145 l)
Hydraulic System Relief Valve Pressure5,076.40 psi
Operating Weight27,513.70 lbs (12,480 kg)
Swing Drive Fluid Capacity0.80 gal (3 l)

Service Refill Capacities

Cooling System5 gal (19 l)
Engine Oil5 gal (19 l)
Final Drive - Each1 gal (4 l)
Fuel Tank55 gal (208 l)
Hydraulic System - Including Tank38 gal (144 l)
Hydraulic Tank21 gal (79 l)
Swing Drive - Each1 gal (4 l)


Cab/FOGSSAE J1356 FEB88/ISO 10262

Swing Mechanism

Swing Speed11.40 rpm


Drawbar Pull25,628.30 lbs (11,625 kg)
Ground Pressure5 psi
Max Travel Speed3.20 mph (5 kph)
Shoe Size23.70 in (60 cm)
Track Gauge6.60 ft (2 m)


Operating Weight27,514 lbs (12,480 kg)
Operating Weight - Long Undercarriage27,514 lbs (12,480 kg)

Find Comparables by Category