CAT D 6 R

The CAT D6R is a medium crawler dozer manufactured by Caterpillar Inc., an American company. The D6R series includes multiple configurations: Standard (STD), XL (extra long), LGP (low ground pressure), and XR (extra reach) variants. This model was produced from the early 2000s through the 2010s and remains popular in second-hand markets worldwide for its durability and reliable mechanical components . Key Specifications (D6R Series III with Cat C9 ACERT) Operating Weight: 18,325 - 21,715 kg (40,400 - 47,874 lb) depending on configuration Engine Model: Cat C9 ACERT (Series III) or 3306T (earlier Series I/II) Engine Net Power: 145-158 kW (195-212 hp) at 1,800-2,000 rpm Blade Types: SU blade (3.26m / 10.7ft) and A blade (4.17m / 13.7ft) Blade Capacity (SU): 5.61 m³ (7.34 yd³) Blade Capacity (A): 3.93 m³ (5.14 yd³) Travel Speed: Forward 3rd: 11.5 km/h (7.1 mph) Reverse 3rd: 14.6 km/h (9.1 mph) Main Pump Flow: 214 L/min (56.5 gpm) Hydraulic Pressure: 42,000 kPa (6,092 psi) Fuel Tank: 424 L (112 gal) Track Shoe Width: 560 mm (22 in) for STD/XL, 915 mm (36 in) for LGP Track Gauge - STD/XL: 1,880 mm (74 in) Track Gauge - LGP: 2,286 mm (90 in) Ground Clearance: 383 mm (15 in) Overall Length (with blade): approx. 5.7-6.2 m (18.7-20.3 ft) Overall Width (STD/XL): approx. 2.64-2.8 m (8.7-9.2 ft) Overall Height (with ROPS): 3,190 mm (10.5 ft) Engine Options by Series Series I / II: Caterpillar 3306T diesel engine (10.5L, 6-cylinder) delivering 130-148 kW (175-198 hp) . This engine is known for reliability and tolerance of variable fuel quality, making it popular for export to emerging markets . Series III: Caterpillar C9 ACERT diesel engine (8.8L, 6-cylinder) delivering 138-158 kW (185-212 hp) at 1,800-2,000 rpm . Meets Tier 3 / Stage IIIA emission standards. Undercarriage Configurations STD (Standard): Standard track length, 39 shoes/side, 560mm shoes. Operating weight: 18,325 kg . XL (Extra Long): Extended track length, 41 shoes/side, 560mm shoes. Operating weight: 20,080 kg. Provides better stability . LGP (Low Ground Pressure): Wide tracks (915mm), 45 shoes/side. Ground pressure only 5.15 psi. Operating weight: 21,715 kg. Ideal for soft or wet ground conditions . Hydraulic System Variable displacement piston pump with 214 L/min flow. System pressure: 42,000 kPa. Individual pump circuits: Lift cylinder: 190 L/min (50.2 gpm) Tilt cylinder: 80 L/min (21.1 gpm) Operator Environment ROPS and FOPS certified cab meeting ISO 3471-1994 and ISO 3449-1992 Level II standards . Features include adjustable suspension seat, pilot-operated controls, and good visibility to blade. Ripper (Optional) Parallel linkage ripper with 3 shanks. Maximum ripping depth: 500 mm (19.7 in). Maximum lift clearance under tip: 511 mm (20.1 in). Ripper weight: 1,782 kg with three shanks . Winch (Optional) Hydraulic winch available for towing applications. Oil capacity: 67 L. Drum diameter: 260 mm . Applications Earthmoving and site preparation, road and highway construction, land clearing, pipeline construction, mining support, agricultural land development. Advantages Proven 3306T or C9 engine options for different emission markets. Multiple undercarriage configurations (STD/XL/LGP) for various ground conditions. High blade capacity up to 5.61m³ for efficient material moving. Strong hydraulic system with 214 L/min flow. Global Cat parts and service network. Strong resale value in used markets. For export to low-fuel-quality regions, the 3306T mechanical engine is preferred as it requires no DPF or DEF . Summary The CAT D6R is a reliable medium crawler dozer suitable for earthmoving applications worldwide. Available in STD, XL, and LGP configurations. For second-hand units, inspection reports and working videos available upon request.