CAT D8R is Caterpillar's legendary heavy-duty crawler bulldozer, produced from 1996 through 2008 — bridging proven mechanical simplicity with modern power-shift refinement. It is widely recognized as one of the most reliable, high-production mid-heavy dozers ever built, dominating mining, quarrying, large-site construction, road building, and heavy land development.

Powered by the renowned CAT 3406C DITA inline-six diesel — 14.6 L displacement, turbocharged & aftercooled, direct injection — delivering 303 hp (226 kW) rated net power @ 2,100 rpm, peaking at 338 hp (252 kW) gross. Paired with rugged CAT 3-speed planetary power-shift transmission (3F / 3R) and load-sensing hydraulics — smooth, responsive, and easy to service worldwide.

Standard operating weight ~35,000–38,000 kg, with blade options from 4.7 m³ (Angle) → 8.7 m³ (Semi-U) → 11.7 m³ (U-Blade) — delivering massive pushing capacity. Elevated sprocket, heavy-duty undercarriage, and wide-track LGP configurations ensure outstanding traction, stability, and long life in harsh terrain.

Famous for strong drawbar pull, excellent visibility, spacious pressurized ROPS cab with heat & A/C, and massive global parts availability. D8R strikes the perfect balance: modern enough for comfort & precision, yet simple enough to maintain in remote locations — retaining exceptional value year after year.

✅ Engine Specifications

• Model: CAT 3406C DITA (Inline 6-Cylinder)

• Displacement: 14.6 L (893 cu in)

• Bore × Stroke: 137 × 165 mm

• Rated Net Power: 303 hp (226 kW) @ 2,100 rpm

• Maximum Gross Power: 338 hp (252 kW)

• Configuration: Turbocharged, Aftercooled, Direct Injection

• Fuel Tank: 625 L

• Emissions: Tier 2 / Stage II equivalent

Weight & Dimensions

• Operating Weight: 35,000 – 38,000 kg (varies by blade/undercarriage)

• Length (with blade): ~6,400 mm

• Width over Tracks: 2,642 mm (std) / up to 4,400 mm (LGP)

• Height to ROPS Cab: 3,498 mm

• Ground Clearance: 528–613 mm

• Track Gauge: 3,050 mm

• Ground Contact Length: ~3,200 mm

• Blade Type	Capacity	Width
  Angle Blade	4.7 m³	4,978 mm
  Semi-U Blade	8.7 m³	3,937 mm
  U-Blade	11.7 m³	4,262 mm
  Semi-U (LGP)	8.5 m³	4,400 mm

• Drivetrain & Performance

• Transmission: Planetary Power-Shift — 3 Forward / 3 Reverse

• Travel Speeds: ~3.9 / 6.8 / 10.5 km/h (F); ~4.5 / 7.5 / 11.0 km/h (R)

• Undercarriage: Elevated Sprocket, 7 rollers per side

• Track Shoe Width: 560 mm (std) / 965 mm (LGP)

• Hydraulic System: Load-Sensing, 215 L capacity

• Drawbar Pull: Class-leading ~650 kN range

Please note that specific parameters and features may vary depending on configuration, model, and region. It is recommended to visit hegeermachinery.com for the latest technical manuals and detailed product specifications.