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Komatsu D21A-7E Crawler Dozer

Dimensions

Ground Clearance1 ft (0 m)
Height - Top of Cab8 ft (2 m)
Length of Track on Ground6 ft (2 m)
Length w/ Blade11 ft (3 m)
Length w/o Blade8 ft (3 m)
Width Over Tracks5 ft (2 m)

Engine

Displacement169 cu in (2,776 cu cm)
Engine Model4D94E
Gross Power40 hp (30 kw)
Number of Cylinders4
Power Measured @2450 rpm

Operating Specifications

Operating Weight8,113 lbs (3,680 kg)

Standard Blade

Height23 in (59 cm)
Width7 ft (2 m)

Transmission

Number of Forward Gears2
Number of Reverse Gears2
Transmission TypeHS

Undercarriage

Number of Track Rollers per Side5
Standard Shoe Size12 in (30 cm)
Track Gauge4 ft (1 m)
Track Pitch5 in (14 cm)

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39.96250 \\ -83.00610 \\ Columbus \\ PA