The Cat® 966 Wheel Loader brings premium performance with simple-to-use technologies as a standard offering, boosting operator efficiencies and delivering increased productivity. Extended service intervals lower maintenance costs. Improved performance, reliability, durability, and versatility result in a machine that is better built to meet your needs.
Engine | |
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Engine Power @ 1,600 rpm - ISO 14396:2002 | 321 HP / 239 kW |
Gross Power @ 1,600 rpm - SAE J1995:2014 | 325 HP / 242 kW |
Engine Model | Cat C9.3B |
Net Power @ 1,600 rpm - ISO 9249:2007, SAE J1349:2011 | 303 HP / 226 kW |
Note (1) | Cat engine meets U.S. EPA Tier 4 Final, EU Stage V, Korea Stage V, China Nonroad Stage IV and Japan 2014 emission standards. |
Note (2) | The net power advertised is the power available at the flywheel when the engine is equipped with fan, alternator, air cleaner, and aftertreatment. |
Net Torque @ 1,200 rpm - ISO 9249:2007, SAE J1349:2011 | 1255 ft-lb / 1702 N·m |
Engine Torque @ 1,200 rpm – ISO 14396:2002 | 1313 lb/ft / 1781 N·m |
Gross Torque @ 1,200 rpm – SAE J1995:2014 | 1327 lb/ft / 1799 N·m |
Note (3) | Cat diesel engines are required to use ULSD (ultra-low sulfur diesel fuel with 15 ppm of sulfur or less) or ULSD blended with the following lower-carbon intensity fuels up to: • 20% biodiesel FAME (fatty acid methyl ester)* • 100% renewable diesel, HVO (hydrogenated vegetable oil) and GTL (gas-to- liquid) fuels Refer to guidelines for successful application. Please consult your Cat dealer or “Caterpillar Machine Fluids Recommendations” (SEBU6250) for details. * Engines with no aftertreatment devices can use higher blends, up to 100% biodiesel. |
Displacement | 9.3 L |
Weights | |
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Operating Weight | 51124 lb / 23196 kg |
Note | Weight based on a machine configuration with Bridgestone 29.5R25 VSNT L4 radial tires, full fluids, operator, standard counterweight, ride control cold start, roading fenders, Product Link, open differential axles (front/rear), secondary steering, sound suppression, and a 5.4 m³ (7.1 yd³) general purpose bucket with BOCE. |
Transmission | |
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Forward - 1 | 4.2 mile/h / 6.7 km/h |
Forward - 2 | 8.4 mile/h / 13.5 km/h |
Forward - 3 | 15 mile/h / 24.2 km/h |
Forward - 4 | 24.5 mile/h / 39.5 km/h |
Note | Maximum travel speed in standard vehicle with empty bucket and standard L3 tires with 849 mm (33 in) roll radius. |
Reverse - 1 | 4.5 mile/h / 7.3 km/h |
Reverse - 2 | 9.2 mile/h / 14.8 km/h |
Reverse - 3 | 16.5 mile/h / 26.6 km/h |
Reverse - 4 | 24.5 mile/h / 39.5 km/h |
Sound | |
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Note (1) | ** For machines in European Union countries and in countries that adopt the EU Directives. |
Note (2) | ***European Union Directive 2000/14/EC as amended by 2005/88/EC. |
With Cooling Fan Speed at 70% of Maximum Value - Exterior Sound Power Level* | 108 |
With Cooling Fan Speed at 70% of Maximum Value - Operator Sound Pressure Level (ISO 6396:2008) | 69 dB(A) |
With Cooling Fan Speed at Maximum Speed - Exterior Sound Power Level (ISO 6395:2008) | 109 dB(A) |
With Cooling Fan Speed at Maximum Speed - Exterior Sound Pressure Level (SAE J88:2013) | 76 |
With Cooling Fan Speed at Maximum Speed - Operator Sound Pressure Level (ISO 6396:2008) | 70 dB(A) |
With Cooling Fan Speed at Maximum Value - Note | Distance of 15 m (49.2 ft), moving forward in second gear ratio. |
Air Conditioning System | |
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Air Conditioning | The air conditioning system on this machine contains the fluorinated greenhouse gas refrigerant R134a (Global Warming Potential = 1430). The system contains 1.6 kg (3.5 lb) of refrigerant which has a CO2 equivalent 2.288 metric tonnes (2.522 tons). |
Operating Specifications | |
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Breakout Force | 38999 lb / 174 kN |
Note (1) | For a machine configuration as defined under Weight. |
Note (2) | Full compliance to ISO 14397-1:2007 Sections 1 thru 6, which requires 2% verification between calculations and testing. |
Static Tipping Load - Full 40° Turn - No Tire Deflection | 15981 kg / 35244 lb |
Static Tipping Load - Full 40° Turn - With Tire Deflection | 32727 lb / 14849 kg |
Service Refill Capacities | |
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Cooling System | 17.4 gal (US) / 66 l |
Crankcase | 6.1 gal (US) / 23 l |
DEF Tank | 6.9 gal (US) / 26 l |
Differential - Final Drives - Front | 15.1 gal (US) / 57 l |
Differential - Final Drives - Rear | 15.1 gal (US) / 57 l |
Fuel Tank | 80.1 gal (US) / 303 l |
Hydraulic Tank | 30.1 gal (US) / 114 l |
Transmission | 15.5 gal (US) / 58.5 l |
Hydraulic System | |
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Implement System - Maximum Operating Pressure | 4496 psi / 31000 kPa |
Implement System - Maximum Pump Output at 2,250 rpm | 99 gal/min / 373 l/min |
Hydraulic Cycle Time - Total | 10.1 seconds |
Dimensions | |
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Note | All dimensions are approximate and based on machine equipped with 5.4 m3 (7.1 yd3) general purpose bucket with BOCE and Bridgestone 29.5R25 VSNT L4 radial tires. |
Dimensions - High Lift | |
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Centerline of Rear Axle to Edge of Counterweight | 8.1 ft / 2458 mm |
Centerline of Rear Axle to Hitch | 5.1 ft / 1775 mm |
Ground Clearance | 1.4 ft / 424 mm |
Height - Top of Exhaust Pipe | 11.8 ft / 3531 mm |
Height - Top of Hood | 9.5 ft / 2850 mm |
Height - Top of ROPS | 11.1 ft / 3593 mm |
Hinge Pin Height at Carry | 2.6 ft / 782 mm |
Hinge Pin Height at Maximum Lift | 15.9 ft / 4804 mm |
Lift Arm Clearance at Maximum Lift | 13.8 ft / 4183 mm |
Overall Length - Without Bucket | 26.6 ft / 8069 mm |
Tread Width | 7.3 ft / 2230 mm |
Wheel Base | 11.8 ft / 3550 mm |
Rack Back - Carry Height | 49 degrees |
Rack Back - Maximum Lift | 71 degrees |
Width over Tires (Loaded) | 9.11 ft / 3012 mm |
Rack Back at Ground | 37 degrees |
Dimensions - Standard Lift | |
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Centerline of Rear Axle to Edge of Counterweight | 7.7 ft / 2290 mm |
Centerline of Rear Axle to Hitch | 5.1 ft / 1775 mm |
Ground Clearance | 424 mm / 1.4 ft |
Height - Top of Exhaust Pipe | 3531 mm / 11.8 ft |
Height - Top of Hood | 2850 mm / 9.5 ft |
Height - Top of ROPS | 3593 mm / 11.1 ft |
Hinge Pin Height at Carry | 2 ft / 635 mm |
Hinge Pin Height at Maximum Lift | 4245 mm / 13.11 ft |
Lift Arm Clearance at Maximum Lift | 3687 mm / 12.1 ft |
Overall Length - Without Bucket | 7399 mm / 24.4 ft |
Tread Width | 7.3 ft / 2230 mm |
Wheel Base | 3550 mm / 11.8 ft |
Rack Back - Carry Height | 50 degrees |
Width over Tires (Loaded) | 9.11 ft / 3012 mm |
Rack Back - Maximum Lift | 62 degrees |
Rack Back at Ground | 39 degrees |
Bucket Capacities | |
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Bucket Range | 2.8-11.9 m³ 3.75-15.5 yd³ |
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