Specification sheet Wheel Loader Ref caterpillar-966g-series-ii-wheel-loader

Caterpillar 966G Series II

The Caterpillar 966G Series II is a wheel loader with an operating weight of 50,400 lb (22,861.06 kg), and a 259 hp engine.

✓ QA-verified — every figure checked for unit consistency, physical possibility, and class plausibility; failures withheld →
Operating weight
50,400lb
22,861.06kg
Engine power
259hp
193.2kW
Net Power - Iso 9249

Where it sits in its classpercentile · medium wheel loaders

Among 198 medium wheel loaders (45,000–90,000 lb), the Caterpillar 966G Series II sits below the median for its class:

  • Operating weight 50,400 lb lighter than 72% (n=198)
  • Engine power 259 hp less powerful than 74% (n=190)

Not positioned on bucket capacity — withheld or unpublished for this machine.

01 Engine Specification

Displacement 629cu in 10.4L
Bore 4.9in 124.5mm
Stroke 5.5in 139.7mm
Net Power - Iso 9249 259hp 193.2kw
Net Power - 80/1269/Eec 259hp 193.2kw
Engine Model Caterpillar 3176C with ATAAC
Flywheel Power 246hp 183.5kw
Maximum Flywheel Power 260hp 193.9kw
Total Torque Rise 49 %
Peak Torque - 1,200 Rpm - Net 896lb ft 1214.9Nm

02 Operational Specification

Operating Weight 50400lb 22861.1kg

03 Transmission Specification

Forward - 1 4.5mph 7.3km/h
Forward - 2 7.8mph 12.6km/h
Forward - 3 13.5mph 21.8km/h
Forward - 4 23.1mph 37.2km/h
Reverse - 1 5.1mph 8.3km/h
Reverse - 2 8.9mph 14.4km/h
Reverse - 3 15.3mph 24.7km/h
Reverse - 4 23.9mph 38.5km/h

04 Weights Specification

Operating Weight 50400lb 22861.1kg

05 Buckets Specification

Bucket Capacities 3.5-4.25 m3 (4.5-5.5 yd3)

06 Axles Specification

Front Fixed front
Rear Oscillating +/-13?
Maximum Single-Wheel Rise And Fall 19.8in 503mm

07 Hydraulic System Specification

Hydraulic Cycle Time - Total 10.1 s
Hydraulic Cycle Time - Lower, Empty, Float Down 1.8 s
Hydraulic Cycle Time - Raise 6.9 s
Pilot System - Pump Output 12 gal/min
Bucket/Work Tool System - Relief Valve Setting 3000 psi
Hydraulic Cycle Time - Dump 1.4 s
Pilot System - Working Pressure - Pilot 375 psi
Pilot System - Working Pressure - E/H 500 psi

08 Brakes Specification

Brakes Meets required standards.

09 Service Refill Capacities Specification

Cooling System 21gal 79.5L
Crankcase 9gal 34.1L
Hydraulic Tank 37gal 140.1L
Hydraulic System - Including Tank 55gal 208.2L
Fuel Tank - Standard 100.4gal 380.1L
Transmission 13gal 49.3L
Differential - Final Drives - Front 17gal 64.4L
Differential - Final Drives - Rear 17gal 64.4L

10 Cab Specification

Rops/Fops Meets SAE and ISO standards

Method. Figures are manufacturer reference specifications, not measurements. Every value is checked for unit consistency, physically possible magnitude, and plausibility for its equipment class before publication; figures that fail any check are withheld rather than shown, and figures reconstructed from related data are marked above. Imperial and metric figures are reproduced as published, except where a note states otherwise.