The Cat® 120 GC motor grader is easy to own and operate. A demand fan and standard Eco mode reduces fuel consumption while open access to maintenance points makes service quick and simple. Control the blade with consistent precision using lever controls from the comfort of the all new cab.
| Engine | |
|---|---|
| Net Power - ISO 9249/SAE J1349 | 171 HP / 128 kW |
| Maximum Torque | 544 lb/ft / 738 N·m |
| Displacement | 268.5 in³ / 4.4 l |
| Engine Power AWD (ISO 14396) | 128 kW / 171 HP |
| Note (1) | Net power is tested per ISO 9249, SAE J1349, and EEC 80/1269 standards in effect at the time of manufacture. Net power advertised is the power available at rated speed of 2,000 rpm, measured at the flywheel when engine is equipped with fan, air cleaner, muffler, and alternator. Power as declared per ISO 14396. |
| Emissions | Meets U.S. EPA Tier 4 Final, EU Stage V and Korea Tier 5 emission standards |
| Stroke | 5 in / 127 mm |
| Derating Altitude | 9842 ft / 3000 m |
| Bore | 4.1 in / 105 mm |
| Engine Model | Cat® C4.4 |
| Torque Rise - ISO 9294 | 21% |
| Weights | |
|---|---|
| Operating Weight - Typically Equipped | 14496 lb / 31958 kg |
| Machine Weight | |
|---|---|
| All-Wheel Drive (AWD) Weight | 36376 lb / 16500 kg |
| Moldboard | |
|---|---|
| Blade Width | 12 ft / 3.7 m |
| Cutting Edge Width | 6 in / 152 mm |
| Throat Clearance | 4.7 in / 112 mm |
| Arc Radius | 16.3 in / 413 mm |
| End Bit - Width | 152 in / 6 mm |
| Blade Height | 20 in / 580 mm |
| Dimensions | |
|---|---|
| Length of Machine* | 391.4 in / 9941 mm |
| Maximum Height | 149.1 in / 3787.8 mm |
| Width | 94.6 in / 2402 mm |
| Note | *Typically equipped with push block and ripper. |
| Blade Range | |
|---|---|
| Blade Tip Range - Backward | 5° |
| Moldboard Sideshift - Right | 26.1 in / 663 mm |
| Moldboard Sideshift - Left | 20.2 in / 512 mm |
| Maximum Lift Above Ground | 16.1 in / 410 mm |
| Circle Centershift - Left | 25.8 in / 656 mm |
| Blade Tip Range - Forward | 40° |
| Circle Centershift - Right | 25.8 in / 656 mm |
| Maximum Depth of Cut | 30.5 in / 775 mm |
| Service Refill Capacities | |
|---|---|
| Cooling System | 10.3 gal (US) / 39 l |
| Circle Drive without Slip Clutch | 0.4 gal (US) / 1.5 l |
| Hydraulic System | 14.5 gal (US) / 55 l |
| Circle Drive with Slip Clutch | 1.8 gal (US) / 7 l |
| Transmission | 4.5 gal (US) / 17 l |
| Diesel Exhaust Fluid Tank (Tier 4 Only) | 3.2 gal (US) / 12 l |
| Fuel Tank | 71 gal (US) / 269 l |
| Engine Crankcase | 2 gal (US) / 7.6 l |
| Sustainability | |
|---|---|
| Recyclability | 92% |
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