Skip to content
Komatsu

D37EX-21

Crawler Dozer

Operating Weight
13,250 lb
Max Speed - Forward
5.3 mph
Net Power
85.0 hp
All crawler dozers
Komatsu D37EX-21 Crawler Dozer
1 / 5
Image 1 of 5
Image: nhbing.com

Specifications

32 data points

Operating Specifications

Operating Specifications specifications
Operating Weight13,250 lb
Fuel Capacity43.6 gal
Cooling System Fluid Capacity7.1 gal
Final Drives Fluid Capacity0.9 gal
Engine Oil Capacity3.3 gal
Hydraulic Fluid Capacity12.4 gal

Engine

Engine specifications
Engine ModelSAA4D102E-2
Displacement240 in³
Net Power85.0 hp
Number of Cylinders4
Aspirationturbocharged and air-to-air aftercooled

Hydraulic System

Hydraulic System specifications
Relief Valve Pressure2,990 psi

Dimensions

Dimensions specifications
Ground Clearance16 in
Height - Top of Cab107 in
Length of Track on Ground89 in
Width Over Tracks73 in
Length w/ Blade158 in

Transmission

Transmission specifications
Max Speed - Forward5.3 mph
Max Speed - Reverse5.3 mph
Transmission TypeDual-path hydrostatic transmission
Number of Forward Gears3
Number of Reverse Gears3

Undercarriage

Undercarriage specifications
Ground Pressure6 psi
Track Gauge57 in
Number of Track Rollers per Side6
Number of Shoes per Side41
Standard Shoe Size16 in
Ground Contact Area2,775 in³
Track Pitch57 in

Standard Blade

Standard Blade specifications
Width108 in
Height3 in
Blade Angle (both directions)25 °

Comparable machines

Other crawler dozers in a similar weight class.