Cat D3B vs. Cat D7E LGP Crawler dozers Comparison

Compare available technical data for Bulldozers. Find the right details to make your decision easier.

Comparison

Highlight differences

Cat D3 Crawler dozers

Cat D7 Crawler dozers

Engine

Alternator supplied amperage

Alternator supplied amperage 40 Amh

Alternator supplied amperage -

Aspiration

Aspiration Naturally aspirated

Aspiration -

Net power

Net power 48.47 kw

Net power -

Number of cylinders

Number of cylinders 4

Number of cylinders -

Power measured @

Power measured @ 2,400 rpm

Power measured @ 1,700 rpm

Gross power

Gross power -

Gross power 187.92 kw

Years

Years 1972-2020

Years 2009-2017

Market Average

Market Average AED 200,000

Market Average AED 1,100,000

Price

Price AED 120,000

Price AED 900,000

Blades

Blade angle

Blade angle 25 º

Blade angle -

General

Blade capacity

Blade capacity 1.3 cu m

Blade capacity 5.89 cu m

Blade width

Blade width 2.44 m

Blade width 4.57 m

Displacement

Displacement 5,201.27 cu cm

Displacement 9,301.32 cu cm

Drive type

Drive type Planetary powershift

Drive type Electric

Engine model

Engine model 3204

Engine model C9.3 ACERT

Max speed forward

Max speed forward 10.62 kph

Max speed forward -

Operating voltage

Operating voltage 12 V

Operating voltage -

Operating weight

Operating weight 6,877 kg

Operating weight -

Dimensions

Blade height

Blade height 0.84 m

Blade height 1.35 m

Ground clearance

Ground clearance 0.34 m

Ground clearance 0.49 m

Height - top of cab

Height - top of cab 2.68 m

Height - top of cab 3.41 m

Length with blade

Length with blade 3.69 m

Length with blade 5.61 m

Length without blade

Length without blade 2.77 m

Length without blade 4.63 m

Width over tracks

Width over tracks 1.8 m

Width over tracks 3.44 m

Service refill capacities

Cooling fluid cap

Cooling fluid cap 20.06 liter

Cooling fluid cap 87.06 liter

Fuel cap

Fuel cap 114.31 liter

Fuel cap 409.16 liter

Hydraulic fluid cap

Hydraulic fluid cap 70.02 liter

Hydraulic fluid cap 76.08 liter

Refill capacities

Engine oil cap

Engine oil cap 12.11 liter

Engine oil cap 30.28 liter

Final drives fluid cap

Final drives fluid cap 8.33 liter

Final drives fluid cap 42.01 liter

Undercarriage

Ground contact area

Ground contact area 28,195.64 cu cm

Ground contact area 160,462.49 cu cm

Number of shoes per side

Number of shoes per side 36

Number of shoes per side 44

Number of track rollers per side

Number of track rollers per side 5

Number of track rollers per side 8

Track gauge

Track gauge 1.43 m

Track gauge 2.29 m

Track length

Track length 1.83 m

Track length 3.47 m

Track width

Track width 30.48 cm

Track width 91.69 cm

Ground pressure

Ground pressure -

Ground pressure 0.43 bar

Track pitch

Track pitch -

Track pitch 21.84 cm

Transmission

Max speed reverse

Max speed reverse 11.43 kph

Max speed reverse -

Number of forward gears

Number of forward gears 3

Number of forward gears -

Number of reverse gears

Number of reverse gears 3

Number of reverse gears -

Hydraulic system

Pump flow cap

Pump flow cap 55.26 lpm

Pump flow cap 312.26 lpm

Relief valve pressure

Relief valve pressure 172.37 bar

Relief valve pressure 275.79 bar

Performance

Looking at performance technical specs and key features the Cat D3B Crawler dozers excels in terms of engine power at and operating weight compared to other models like the Cat D7E LGP Crawler dozers.

User rating

Owners operators and fleet managers recommend the Cat D3B Crawler dozers for its high reliability and endurance in diverse applications. The same can be said about the Cat D7E LGP Crawler dozers.