Cat Grade Assist for Excavators

Cat Grade Assist for excavators automates boom and stick movements for more accurate cuts with less effort. Grade Assist uses machine position sensors and operator defined depth and slope parameters to enable single-lever digging.

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Grade Technologies for Excavators

Small Excavators

Cat small excavators are perfect for smaller jobs and applications with space constraints. Powered by fuel-efficient engines and advanced hydraulic systems, our small excavators offer exclusive Cat technology and a variety of matching Cat attachments to help you complete your work on time at a low cost per hour.

Model Net Power - ISO 9249 Operating Weight Maximum Digging Depth
313 108 HP / 80.9 kW 30400 lb / 13800 kg 19.8 ft / 6040 mm
315 108 HP / 80.9 kW 34000 lb / 15400 kg 19.6 ft / 5990 mm
317 133 HP / 98.9 kW 40200 lb / 18200 kg 21 ft / 6400 mm

Large Excavators

Their power, speed, and fuel efficiency make Cat® large excavators the right machine for bulk excavation applications. With powerful, yet efficient engines, advanced hydraulic systems, factory equipped technology, and matching attachments, these machines will help you complete your large-scale projects on time and within budget.

Model Net Power - ISO 9249 Operating Weight Maximum Digging Depth
374 - Tier 4 484 HP / 361 kW 162900 lb / 73890 kg 28.1 ft / 8570 mm
395 - Tier 4 542 HP / 404 kW 207400 lb / 94000 kg 31.9 ft / 9670 mm
336 - Tier 4 300 HP / 223.5 kW 81100 lb / 36800 kg 26.11 ft / 8210 mm
340 - Tier 4 346 HP / 258.3 kW 83100 lb / 37700 kg 26.9 ft / 8210 mm
350 413 HP / 308 kW 105100 lb / 46000 kg 26.11 ft / 8210 mm
352 443 HP / 330 kW 107800 lb / 48900 kg 26.11 ft / 8210 mm

Medium Excavators

Their size make Cat® mid-size excavators easy to transport to the jobsite. With ample power, exclusive factory-equipped technology, comfortable cabs, simple maintenance and matching Cat attachments, Cat mid-size excavators will help you complete larger projects at a lower cost.

Model Net Power - ISO 9249 Operating Weight Maximum Digging Depth
320 - Tier 4 / Stage V 172 HP / 128.5 kW 49800 lb / 22600 kg 22 ft / 6720 mm
323 - Tier 4 / Stage V 172 HP / 128.5 kW 55100 lb / 25000 kg 22.1 ft / 6730 mm
325 - Tier 4 / Stage V 172 HP / 128.5 kW 62800 lb / 28500 kg 22 ft / 6700 mm
326 - Tier 4 / Stage V 201 HP / 149.8 kW 56400 lb / 25600 kg 22.4 ft / 6820 mm
330 - Tier 4 / Stage V 273 HP / 203.7 kW 69200 lb / 31400 kg 23.9 ft / 7240 mm
335 - Tier 4 / Stage V 273 HP / 203.7 kW 77000 lb / 34900 kg 22.9 ft / 6990 mm
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