John Deere 844J Wheel Loader Specs
 

Engine
Type John Deere PowerTech 6125H
complies with EPA Tier 3 regulations
Cylinders 6
Valves per Cylinder 4
Displacement 766 cu. in. (12.5 L)
Net Peak Power (ISO9249) 380 hp (283 kW) @ 1,600 rpm
Net Peak Torque (ISO9249) 1,390 lb. ft. (1790 Nm) @ 900 rpm
Aspiration turbocharged and charge air cooled
Air Cleaner dual element dry type; restriction indicator in cab
Fan Drive hydraulically driven, proportionally controlled, fan aft of coolers
Electrical System 24 volt with 80-amp alternator
Batteries (two 12 volt) 1,400 CCA; reserve capacity: 200 min.

 

Transmission
Travel Speeds
        Gear 1
        Gear 2
        Gear 3
        Gear 4
Forward
4.0 mph (6.5 km/h)
7.7 mph (12.3 km/h)
11.8 mph (19.0 km/h)
23.4 mph (37.6 km/h)
Reverse
4.0 mph (6.5 km/h)
7.6 mph (12.3 km/h)
17.0 mph (27.4 km/h)
 

 

Refill Capacities
Fuel Tank (with ground level fueling) 135 gal. (511 L)
Cooling System 40 qt. (38 L)
Engine Oil, Including Filter 40 qt. (38 L)
Transmission, Including Filter 30 qt. (28 L)
Axles 58 qt. (55 L) front / 62 qt. (59 L) rear
Hydraulic Reservoir and Filters 80 gal. (303 L)
Parking Brake 20 oz. (600 mL)

 

Hydraulic System / Steering    
Maximum Lift Capacity
     Lift at Ground Level
     Lift at Maximum Height
with 7.25 cu. yd. (5.5 m2) general-purpose bucket with bolt-on cutting edge
34,166 lb. (15 497 kg)
20,226 lb (9174 kg)

 
Dimensions (with Pin On Bucket)
A) Height to Top of Cab 12 ft. 4 in. (3748 mm)
B) Height to Top of Exhaust 11 ft. 8 in. (3549 mm)
C) Ground Clearance 17.8 in. (452 mm)
D) Length from Centerline to Front Axle 73 in. (1850 mm)
E) Wheelbase 146 in. (3700 mm)
F) Dump Clearance see below
G) Height to Hinge Pin, Fully Raised 15 ft. 1 in. (4608 mm)
H) Dump Reach see below
I) Maximum Digging Depth 3.5 in. (89 mm)
J) Overall Length see below
K) Maximum Rollback at Ground Level 40 degrees

 

Standard Z-Bar Information with Pin On Bucket
Bucket Type/Size General Purpose w/ Bolt on Edge
Capacity, Heaped SAE 7.25 cu. yd. (5.6 m3)
Capacity, Struck SAE 6.2 cu. yd. (4.7 m3)
Bucket Weight 7,075 lb (3209 kg)
Bucket Width 136.2 in. (3459 mm)
Breakout Force, SAE J732C 49,320 lb (22 370 kg)
Tipping Load, Straight 53,140 lb (24 100 kg)
Tipping Load, 37-Degree Turn, SAE 46,870 lb (21 260 kg)
Tipping Load, 40-Degree Full Turn, SAE 45,860 lb (20 800 kg)
Reach, 45-Degree Dump, 7 ft (2.13 m) Clearance 90.5 in. (2299 mm)
Reach, 45-Degree Discharge, Full Height 59.1 in. (1502 mm)
Dump Clearance, 45-Degree Discharge, Full Height 132.1 in. (3355 mm)
Overall Length, Bucket on Ground 31 ft. 6 in. (9606 mm)
Loader Clearance Circle, Bucket in Carry Position 51 ft. 11 in. (15 826 mm)
Operating Weight 68,320 lb (30 990 kg)
 
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