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JOHN DEERE 844 X-Tier Large Wheel Loader
Construction
- Net Peak Power: 315 kW (422 hp) at 1,400 rpm
- Operating Weight: 32,982–34,050 kg (72,713–75,067 lb.)
- Bucket Capacity: 4.8–6.5 m3 (6.3–8.5 cu. yd.)
- Height to Top of Cab: 12 ft, 3 in. (3.73 m)
Select a category to view specifications (or view all).
| Axles And Brakes - Tire Size Used To Measure Oscillation | 29.5 R 25, 1 Star L3 tires |
|---|---|
| Transmission System - Shift Modes | Auto (1st–4th or 2nd–4th); quick-shift button with 2 selectable modes: kick-down or kick-up/down |
| Serviceability - Fuel Tank (With Lockable Cap) Refill Capacity | 534.0 L |
| Engine - Net Peak Torque At Rated RPM (ISO 9249) | 2151.0 Nm |
| Cooling - Fan Drive Type | Hydraulically driven, proportionally controlled, fan aft of coolers, automatic reversing fan drive |
| Serviceability - Axle Oil Without Coolers (Front And Rear, Each) Refill Capacity | 18.0 gal. |
| Serviceability - Cooling System Refill Capacity | 64.0 qt |
| Serviceability - Fuel Tank (With Lockable Cap) Refill Capacity | 141.0 gal. |
| Serviceability - Parking Brake Oil (Wet Disc) Refill Capacity | 0.35 L |
| Axles And Brakes - Standard Differentials Front | Conventional differential front and rear – standard; hydraulic locking front with conventional rear – optional; dual locking front and rear – optional |
| Engine - Air Cleaner | Dual-element dry type, restriction indicator in cab monitor for service; additional centrifugal engine pre-cleaner |
| Axles And Brakes - Final Drives | Heavy-duty mid-board planetary |
| Serviceability - Hydraulic Reservoir With Filter Refill Capacity | 51.7 gal. |
| Serviceability - Engine Oil With Vertical Spin-On Filter Refill Capacity | 64.4 qt |
| Engine - Cylinders | 6 |
| Hydraulic System And Steering - Hydraulic Raise Cycle Time | 5.9 seconds |
| Engine - Non-Road Emission Standards | EPA Tier 4/EU Stage V |
| Hydraulic System And Steering - Steering Articulation Full Arc Angle | 80.0 degrees |
| Hydraulic System And Steering - Max Rated Flow At Rated RPM | 199.5 L/min |
| Hydraulic System And Steering - Hydraulic Lower (Power Down) Cycle Time | 3.6 seconds |
| Hydraulic System And Steering - Pump (Steering) | 1 variable-displacement, load-sensing axial-piston pumps; closed-center system |
| Engine - Aspiration | Single turbocharged, charge air cooled |
| Axles And Brakes - Standard Differentials Rear | Conventional differential front and rear – standard; hydraulic locking front with conventional rear – optional; dual locking front and rear – optional |
| Hydraulic System And Steering - Turning Radius (Measured To Centerline Of Outside Tire) | 6.3 m |
| Axles And Brakes - Rear Axle Oscillation, Stop To Stop | 26.0 degrees |
| Hydraulic System And Steering - Pump Type And System (Loader And Steering) | 2 variable-displacement, load-sensing axial-piston pumps; closed-center system |
| Hydraulic System And Steering - Rated RPM | 2000.0 rpm |
| Engine - Fuel System (Electronically Controlled) | Electronic High Pressure Common Rail (HPCR) |
| Hydraulic System And Steering - Turning Radius (Measured To Centerline Of Outside Tire) | 20.67 ft, in. |
| Engine - Lubrication | Full-flow spin-on filter and integral cooler |
| Hydraulic System And Steering - System Relief Pressure (Loader And Steering) | 3611.0 psi |
| Electrical And Lighting - Number Of Batteries | 2 |
| Engine - Net Torque Rise | 53.0 % |
| Engine - Displacement | 13.55 L |
| Engine - Valves Per Cylinder | 4 |
| Hydraulic System And Steering - Max Rated Flow At Rated RPM | 52.7 gpm |
| Electrical And Lighting - System Type | 24 volt with 150-amp alternator |
| Wheels And Tires - Width Over Tires On Standard Tires | 134.2 in. |
| Axles And Brakes - Rear Axle Oscillation, Distance Each Direction | 13.0 degrees |
| Serviceability - Cooling System Refill Capacity | 60.5 L |
| Electrical And Lighting - Battery Capacity Per Each | 1400.0 CCA |
| Serviceability - Parking Brake Oil (Wet Disc) Refill Capacity | 11.84 oz. |
| Hydraulic System And Steering - Loader Controls | 2-function valve; single- or dual-lever controls; control lever lockout feature; optional 3rd function valve with auxiliary levers |
| Wheels And Tires - Width Over Tires On Standard Tires | 3408.0 mm |
| Axles And Brakes - Parking Brake (ISO 3450) | Automatic spring applied, hydraulically released, sealed wet multi disc |
| Serviceability - Transmission Reservoir With Vertical Filter Refill Capacity | 14.0 gal. |
| Wheels And Tires - Tread Width On Standard Tires | 96.1 in. |
| Serviceability - Diesel-Exhaust Fluid (DEF) Refill Capacity | 26.3 L |
| Electrical And Lighting - Standard Alternator Rating | 150.0 amp |
| Electrical And Lighting - Battery Voltage | 12.0 V |
| Engine - Displacement | 827.0 cu in. |
| Engine - Manufacturer | John Deere |
| Serviceability - Transmission Reservoir With Vertical Filter Refill Capacity | 53.0 L |
| Hydraulic System And Steering - System Pressure At Max Rated Flow | 6894.76 kPa |
| Hydraulic System And Steering - System Relief Pressure (Loader And Steering) | 24900.0 kPa |
| Engine - Net Peak Power At Rated RPM (ISO 9249) | 315.0 kW |
| Engine - Net Peak Power | 1400.0 rpm |
| Transmission System - Shift Control | Electronically modulated, adaptive, load and speed dependent |
| Hydraulic System And Steering - Steering Articulation Angle Each Direction | 40.0 degrees |
| Engine - Model | JD14 |
| Hydraulic System And Steering - Hydraulic Dump Cycle Time | 1.9 seconds |
| Engine - Net Peak Power At Rated RPM (ISO 9249) | 422.0 hp |
| Wheels And Tires - Tread Width On Standard Tires | 2440.0 mm |
| Transmission System - Operator Interface | Steering-column or joystick-mounted F-N-R and gear-select lever; quick-shift button on hydraulic lever |
| Hydraulic System And Steering - Steering Type (ISO 5010) | Power, fully hydraulic; single-lever control and adjustable wristrest with conventional steering wheel override |
| Engine - Net Peak Torque | 1400.0 rpm |
| Serviceability - Axle Oil Without Coolers (Front And Rear, Each) Refill Capacity | 68.0 L |
| Serviceability - Diesel-Exhaust Fluid (DEF) Refill Capacity | 27.6 qt |
| Serviceability - Engine Oil With Vertical Spin-On Filter Refill Capacity | 61.0 L |
| Hydraulic System And Steering - System Pressure At Max Rated Flow | 1000.0 psi |
| Transmission System - Type | Electric Variable Transmission (EVT) |
| Hydraulic System And Steering - Hydraulic Total Cycle Time | 11.4 seconds |
| Axles And Brakes - Service Brakes (ISO 3450) | Outboard, forced oil cooled, multi disc |
| Wheels And Tires - Tire Size Used To Measure | 875/65R29, 1 Star L-3 |
| Serviceability - Hydraulic Reservoir With Filter Refill Capacity | 196.0 L |
| Engine - Net Peak Torque At Rated RPM (ISO 9249) | 1586.0 lb-ft |
Featured List
- Engine - Net Peak Torque: 1400.0 rpm
- Engine - Net Peak Torque At Rated RPM (ISO 9249): 1586.0 lb-ft
- Engine - Net Peak Power: 1400.0 rpm
- Engine - Net Peak Power At Rated RPM (ISO 9249): 315.0 kW
- Engine - Net Peak Power At Rated RPM (ISO 9249): 422.0 hp
- Engine - Net Peak Torque At Rated RPM (ISO 9249): 2151.0 Nm
Featured Content
Deere’s Electric Variable Transmission (EVT) delivers instant power response and simplified single‑pedal operation, improving controllability while reducing operator input in demanding loading applications.
The E‑Drive system and optimized operating modes help reduce fuel consumption and improve overall efficiency, lowering total cost of ownership while maintaining strong production performance.
With ~422 horsepower and up to 8.5 cu. yd. bucket capacity, the 844 X‑Tier improves bucket fill and cycle efficiency—helping increase tons moved per hour in aggregate and quarry operations.