Komatsu 39PX or equivalent dozer
Key Specifications (D39PX-24)
Engine: Komatsu SAA4D95LE-7, Tier 4 Final certified.
Power: 105 hp (78 kW) net at 2,200 rpm.
Operating Weight: 22,817 lbs (10,350 kg).
Blade Capacity: 3.14 (2.4) for the standard Power Angle Tilt (PAT) blade.
Transmission: Dual-path hydrostatic (HST) with variable speeds up to 5.3 mph (8.5 km/h).
Fuel Tank: 50.2 US gallons (190 L).
Blade & Undercarriage
Blade Dimensions: 10'8" (3,250 mm) width and 3'7" (1,105 mm) height.
Track Shoes: 27.5" (700 mm) single grouser shoes (standard) with 39 shoes per side.
Ground Pressure: 3.98 psi (27.4 kPa) with wide shoes.
Undercarriage Type: Parallel Link Undercarriage System (PLUS) for extended wear life.
Komatsu 51PX/PXi or Equivalent Dozer
Key Specifications (D51PXi-24)
Engine: Komatsu SAA4D107E-7, Tier 4 Final certified.
Power: 131 hp (98 kW) net at 2,200 rpm.
Operating Weight: 31,438 lbs (14,260 kg).
Blade Capacity: 4.4 (3.4) for the Power Angle Tilt (PAT) blade.
Transmission: Dual-path hydrostatic (HST) with variable speeds up to 5.6 mph (9 km/h).
Fuel Tank: 71.3 US gallons (270 L).
Blade & Undercarriage
Blade Dimensions: 11'0" (3,350 mm) width and 3'10" (1,170 mm) height.
Track Shoes: 28" (710 mm) single grouser shoes (standard).
Ground Pressure: 4.64 psi (32 kPa).
Undercarriage: Parallel Link Undercarriage System (PLUS), designed for up to double the wear life of standard designs.
Topcon Machine Control GPS
Komatsu 61PX/PXi or Equivalent Dozer
Key Specifications (D61PXi-24)
Engine: Komatsu SAA6D107E-3, Tier 4 Final.
Net Power: 168 hp (125 kW) at 2,200 rpm.
Operating Weight: 43,167 lbs (19,580 kg).
Blade Capacity: 4.98 (3.81) Power Angle Tilt (PAT) blade.
Transmission: Dual-path hydrostatic (HST) with variable speeds up to 5.6 mph (9.0 km/h).
Fuel Tank: 98.3 US gallons (372 L).
Undercarriage & Dimensions
Blade Dimensions: 12'8" (3,860 mm) width and 3'9" (1,155 mm) height.
Track Shoes: 34" (860 mm) single grouser shoes (standard).
Ground Pressure: 4.61 psi (31.78 kPa).
Track on Ground: 10'5" (3,165 mm).
Turning Radius: 91" (2.3 m).
Intelligent Machine Control / Topcon GPS
Komatsu 71PX/PXi or Equivalent Dozer
Key Specifications (D71PXi-24)
Engine: Komatsu SAA6D114E-6, Tier 4 Final.
Net Power: 237 hp (177 kW) at 2,100 rpm.
Operating Weight: 51,147 lbs (23,200 kg).
Wide Shoe Model: 52,911 lbs (24,000 kg).
Blade Capacity: 6.1 (4.7) PAT blade; 6.6(5.0) for Wide PAT.
Fuel Tank: 116 US gallons (439 L).
Komatsu +4
Blade & Undercarriage
Blade Dimensions: 13'2" (4,010 mm) width and 4'2" (1,265 mm) height.
Track Shoes: Standard 30" (760 mm) or optional 36" (915 mm) single grouser shoes.
Ground Pressure: 5.8 psi with 30" shoes; 5.0 psi with 36" wide shoes.
Undercarriage Type: Parallel Link Undercarriage System (PLUS) with 8 track rollers per side.
Intelligent Machine Control / Topcon GPS