Designed with durability built in, the Cat 815 ensures maximum availability through multiple life cycles. Designed and manufactured for optimum performance and serviceability, this rugged, powerful machine delivers heavy-duty compaction and dozing.
| Engine - Tier 4 Final/EU Stage V | |
|---|---|
| Engine Model | Cat® C7.1: configured for two emissions options |
| Net Power (SAE J1349:2011) | 249 HP / 186 kW |
| Net Power (ISO 9249:2007) | 249 HP / 186 kW |
| Emissions | Meets U.S. EPA Tier 4 Final/EU Stage V emission standards |
| Rated Speed | 2200 r/min |
| Gross Power (SAE J1995:2014) | 284 HP / 212 kW |
| Engine Power (ISO 14396:2002) | 275 HP / 205 kW |
| Peak Torque - 1,400 rpm | 902 lb-ft @ 1400 rpm / 1223 N·m |
| Torque Rise | 52% |
| Bore | 4.1 in / 105 mm |
| Stroke | 5.3 in / 135 mm |
| Displacement | 427.8 in³ / 7.01 l |
| High Idle Speed | 2270 r/min |
| Low Idle Speed | 800 r/min |
| Maximum Altitude without Derating | 9842.5 ft / 3000 m |
| Note | Net power advertised is the power available at the engine flywheel when the engine is equipped with a fan, air cleaner, clean emissions module and alternator. |
| Engine - Brazil Mar-1 and China Nonroad Stage III, Equivalent to Tier 3/EU Stage IIIA | |
|---|---|
| Engine Model | Cat® C7.1: configured for two emissions options |
| Net Power (SAE J1349:2011) | 249 HP / 186 kW |
| Emissions | Brazil MAR-1 and China Nonroad Stage III, equivalent to U.S. EPA Tier 3/EU Stage IIIA |
| Rated Speed | 2200 r/min |
| Gross Power (SAE J1995:2014) | 286 HP / 213 kW |
| Engine Power (ISO 14396:2002) | 275 HP / 205 kW |
| Peak Torque - 1,400 rpm | 749 lb-ft @ 1400 rpm / 1016 N·m |
| Torque Rise | 26% |
| Bore | 4.1 in³ / 105 mm |
| Stroke | 5.3 in / 135 mm |
| Displacement | 5.3 in / 135 mm |
| High Idle Speed | 2270 r/min |
| Low Idle Speed | 800 r/min |
| Maximum Altitude without Derating | 9842.5 ft / 3000 m |
| Note | Net power advertised is the power available at the engine flywheel when the engine is equipped with a fan, air cleaner, clean emissions module and alternator. |
| Operating Specifications - Tier 4 Final/EU Stage V | |
|---|---|
| Operating Weight | 49652 lb / 22522 kg |
| Transmission | |
|---|---|
| Transmission Type | Cat Planetary Power Shift |
| Travel Speeds - Forward - First | 3.9 mile/h / 6.3 km/h |
| Travel Speeds - Forward - Second | 7.7 mile/h / 10.8 km/h |
| Travel Speeds - Forward - Third | 11.3 mile/h / 18.2 km/h |
| Travel Speeds - Reverse - First | 4.5 mile/h / 7.2 km/h |
| Travel Speeds - Reverse - Second | 8.5 mile/h / 12.4 km/h |
| Travel Speeds - Reverse - Third | 11.4 mile/h / 18.4 km/h |
| Hydraulic System - Lift/Tilt | |
|---|---|
| Lift/Tilt System - Circuit | Pilot operated LS valve with EH |
| Lift/Tilt System | Variable displacement piston |
| Maximum Flow at 2,200 rpm | 23.5 gal/min / 89 l/min |
| Relief Valve Setting - Lift/Tilt | 3190 psi / 22000 kPa |
| Pilot System | Open center, fixed displacement gear |
| Pilot Relief Valve Setting | 3046 psi / 21000 kPa |
| Hydraulic System - Steering | |
|---|---|
| Steering System - Circuit | Pilot, Load Sensing |
| Steering System - Pump | Piston – Variable Displacement |
| Maximum Flow at 2,200 rpm | 38.8 gal/min / 147 l/min |
| Relief Valve Setting - Steering | 4003 psi / 27600 kPa |
| Total Steering Angle | 84 |
| Steering Cycle Times - High Idle | 3 s |
| Steering Cycle Times - Low Idle | 8.2 s |
| Service Refill Capacities | |
|---|---|
| Fuel Tank | 132.1 gal (US) / 500 l |
| Diesel Exhaust Fluid Tank* | 4.2 gal (US) / 16 l |
| Cooling Systems - Tier 4 Final/EU Stage V | 21.4 gal (US) / 81 l |
| Cooling System - Tier 3/Stage IIIA Equivalent | 19.3 gal (US) / 73 l |
| Engine Crankcase | 5.3 gal (US) / 20 l |
| Transmission | 14.8 gal (US) / 56 l |
| Differential - Final Drives - Front | 17.2 gal (US) / 65 l |
| Differential - Final Drives - Rear | 17.2 gal (US) / 65 l |
| Hydraulic Tank Only | 19.8 gal (US) / 75 l |
| Note | All non-road Tier 4 Final and Stage V diesel engines are required to use: – Ultra Low Sulfur Diesel (ULSD) fuels containing 15 ppm for EPA and 10 ppm for EU (mg/kg) sulfur or less. Biodiesel blends up to B20 are acceptable when blended with 15 ppm for EPA and 10 ppm for EU (mg/kg) sulfur or less ULSD and when the biodiesel feedstock meets ASTM D7467 specifications. – Cat DEO-ULS™ or oils that meet the Cat ECF-3, API CJ-4, and ACEA E9 specifications are required. – Diesel Exhaust Fluid (DEF) that meets all requirements defined in ISO 22241-1. |
| Dimensions (Approximate) | |
|---|---|
| Height - Top of Beacon | 12.9 ft / 3933 mm |
| Height - Top of Cab Roof | 12 ft / 3650 mm |
| Height - Top of Exhaust Pipe | 11.1 ft / 3344 mm |
| Height - Top of Hood | 8.6 ft / 2616 mm |
| Height to Top of Radiator Guard | 7.9 ft / 2405 mm |
| Ground Clearance to Hitch | 1.2 ft / 365 mm |
| Ground Clearance to Transmission Guard | 1.2 ft / 375 mm |
| Ground Clearance to Bottom of Bumper | 2.2 ft / 665 mm |
| Centerline of Rear Axle to Bumper | 6.5 ft / 1990 mm |
| Hitch to Centerline of Front Axle | 5.5 ft / 1675 mm |
| Wheel Base | 11 ft / 3350 mm |
| Width over Platform | 10.3 ft / 3140 mm |
| Height to Top of GPS Antenna | 12.1 ft / 3701 mm |
| Overall Machine Length with Straight Blade | 23.5 ft / 7157 mm |
| Overall Machine Length with EU Suppression | 24.9 ft / 7598 mm |
| Axles | |
|---|---|
| Front | Planetary – Fixed |
| Rear | Planetary – Oscillating |
| Oscillation Angle | ±10 |
| Braking System | |
|---|---|
| Service Brakes | Single Disc Wet (Enclosed) 2 WHL |
| Parking Brake | Drum and Shoe, Spring Applied, Hydraulic Released |
| Sound Performance - Tier 4 Final/EU Stage V - Standard | |
|---|---|
| Operator Sound Level (ISO 6396) | 70 dB(A) |
| Machine Sound Level (ISO 6395) | 111 dB(A) |
| Note (1) | The operator sound pressure level was measured according to the test procedures and conditions specified in ISO 6396:2008. The measurement was conducted at the maximum engine cooling fan speed. |
| Note (2) | The operator sound pressure level uncertainty is ± 2 dB(A) |
| Note (3) | Hearing protection may be needed when the machine is operated with a cab that is not properly maintained or when the doors or windows are open for extended periods or in a noisy environment. |
| Note (4) | The operator sound pressure level was measured according to the test procedures and conditions specified in ISO 6396:2008. The measurement was conducted at the maximum engine cooling fan speed. |
| Sound Performance - Tier 4 Final/EU Stage V - Suppression | |
|---|---|
| Operator Sound Level (ISO 6396) | 70 dB(A) |
| Machine Sound Level (ISO 6395) | 109 dB(A) |
| Note (1) | The operator sound pressure level was measured according to the test procedures and conditions specified in ISO 6396:2008. The measurement was conducted at the maximum engine cooling fan speed. |
| Note (2) | The operator sound pressure level uncertainty is ± 2 dB(A) |
| Note (3) | Hearing protection may be needed when the machine is operated with a cab that is not properly maintained or when the doors or windows are open for extended periods or in a noisy environment. |
| Note (4) | The machine sound power level was measured according to the test procedures and conditions specified in ISO 6395:2008. The measurement was conducted at the maximum engine cooling fan speed. |
| Sound Performance - Brazil Mar-1 and China Nonroad Stage III, Equivalent to Tier 3/EU Stage IIIA - Standard | |
|---|---|
| Operator Sound Level (ISO 6396) | 70 dB(A) |
| Machine Sound Level (ISO 6395) | 112 dB(A) |
| Note (1) | The operator sound pressure level was measured according to the test procedures and conditions specified in ISO 6396:2008. The measurement was conducted at the maximum engine cooling fan speed. |
| Note (2) | The operator sound pressure level uncertainty is ± 2 dB(A) |
| Note (3) | Hearing protection may be needed when the machine is operated with a cab that is not properly maintained or when the doors or windows are open for extended periods or in a noisy environment. |
| Note (4) | The machine sound power level was measured according to the test procedures and conditions specified in ISO 6395:2008. The measurement was conducted at the maximum engine cooling fan speed. |
| Sound Performance - Brazil Mar-1 and China Nonroad Stage III, Equivalent to Tier 3/EU Stage IIIA - Suppression | |
|---|---|
| Operator Sound Level (ISO 6396) | 70 dB(A) |
| Machine Sound Level (ISO 6395) | 110 dB(A) |
| Note (1) | The operator sound pressure level was measured according to the test procedures and conditions specified in ISO 6396:2008. The measurement was conducted at the maximum engine cooling fan speed. |
| Note (2) | The operator sound pressure level uncertainty is ± 2 dB(A) |
| Note (3) | Hearing protection may be needed when the machine is operated with a cab that is not properly maintained or when the doors or windows are open for extended periods or in a noisy environment. |
| Note (4) | The machine sound power level was measured according to the test procedures and conditions specified in ISO 6395:2008. The measurement was conducted at the maximum engine cooling fan speed. |
| Sound Performance - Tier 4 Final/EU Stage V - Suppression EU | |
|---|---|
| Machine Sound Level (ISO 6393) | 107 dB(A) |
| Note (1) | The machine sound power level was measured according to the test procedures and conditions specified in ISO 6393:2008. The measurement was conducted at the rated engine cooling fan speed. |
| Wheels | |
|---|---|
| Weight | 9720 lb / 4409 kg |
| Outside Diameter | 55.6 in / 1412 mm |
| Drum Diameter | 40.5 in / 1029 mm |
| Drum Width | 39 in / 991 mm |
| Tips per Row | 12 |
| Tips per Wheel | 60 |
| Replaceable | Weld On |
| Width - Over Drums | 127.7 in / 3243 mm |
| Width Between Drums | 49.6 in / 1261 mm |
| Tip Height | 7.5 in / 192 mm |
| Blades | |
|---|---|
| Capacity | 2.69 yd³ / 2.06 m³ |
| Overall Width | 12.3 ft / 3761 mm |
| Height | 2.8 ft / 860 mm |
| Digging Depth | 0.7 ft / 222 mm |
| Ground Clearance | 2.6 ft / 802 mm |
| Maximum Tilt | 1.1 ft / 346 mm |
| Turning Radius - Outside Corner of Blade | 21.1 ft / 6437 mm |
| Turning Radius - Inside Face of Pusharm | 8.3 ft / 2520 mm |
| Weight | 1764 lb / 800 kg |
| Total Operating Weight | 49652 lb / 22522 kg |
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