John Deere 744K Wheel Loader Specs
 
Engine
Type John Deere PowerTech Plus 6090H
complies with EPA Tier 3 regulations
Cylinders 6
Valves per Cylinder 4
Displacement 548 cu. in. (9.0 L)
Net Peak Power (ISO9249) 304 hp (227 kW) @ 1,500 rpm
Net Peak Torque (ISO9249) 1,074 lb. ft. (1456 Nm) @ 1,400 rpm
Aspiration turbocharged and charge air cooled
Air Cleaner under-hood, 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
4.6 mph (7.4 km/h)
8.6 mph (13.9 km/h)
13.1 mph (21.2 km/h)
24.9 mph (40.0 km/h)		 Reverse
4.6 mph (7.4 km/h)
8.6 mph (13.9 km/h)
18.8 mph (30.2 km/h)
 

 

Refill Capacities
Fuel Tank (with ground level fueling) 124 gal. (469 L)
Cooling System 47 qt. (45 L)
Engine Oil, Including Filter 36 qt. (34 L)
Transmission, Including Filter 30 qt. (28 L)
Differential (front and rear, each axle) 49 qt. (46 L)
Hydraulic Reservoir and Filters 42 gal. (159 L)
Wet-Disc Parking Brake 24 oz. (700 mL)

 

 
Dimensions (with Pin On Bucket) Standard Z-Bar High-Lift Z Bar
A) Height to Top of Cab 11 ft. 6 in. (3.50 m) 11 ft. 6 in. (3.50 m)
B) Height to Top of Exhaust 10 ft. 2 in. (3.10 m) 10 ft. 2 in. (3.10 m)
C) Ground Clearance 18.2 in. (0.46 m) 18.2 in. (0.46 m)
D) Length from Centerline to Front Axle 5 ft. 7 in. (1.70 m) 5 ft. 7 in. (1.70 m)
E) Wheelbase 11 ft. 4 in. (3.46 m) 11 ft. 4 in. (3.46 m)
F) Dump Clearance see below see below
G) Height to Hinge Pin, Fully Raised 14 ft. 1 in. (4.28 m) 15 ft. 11 in. (4.80 m)
H) Dump Reach see below see below
I) Maximum Digging Depth 3.2 in. (80 mm) 8.4 in. (214 mm)
J) Overall Length see below see below
K) Maximum Rollback at Ground Level 40 degrees 41 degrees
L) Maximum Rollback, Boom Fully Raised 55 degrees 53 degrees
M) Maximum Bucket Angle, Fully Raised 49 degrees 39 degrees
 

Standard Z-Bar Information with Pin On Bucket
Bucket Type/Size General Purpose w/ Bolt on Edge Light Material w/ Bolt on Edge
Capacity, Heaped SAE 5.25 cu. yd. (4.0 m3) 5.75 cu. yd. (4.4 m3)
Capacity, Struck SAE 4.5 cu. yd. (3.4 m3) 50 cu. yd. (3.8 m3)
Bucket Weight 5,549 lb (2517 kg) 5,721 lb (2595 kg)
Bucket Width 10 ft. 9 in. (3.27 m) 10 ft. 9 in. (3.27 m)
Breakout Force, SAE J732C 42,805 lb (19 416 kg) 40,292  lb (18 276 kg)
Tipping Load, Straight 43,923 lb (19 923 kg) 43,487 lb (19 726 kg)
Tipping Load, 35-Degree Turn, SAE 39,152 lb (17 759 kg) 38,740 lb (17 572 kg)
Tipping Load, 40-Degree Full Turn, SAE 37,750 lb (17 123 kg) 37,347 lb (16 940 kg)
Reach, 45-Degree Dump, 7 ft (2.13 m) Clearance 6 ft. 1 in. (1.85 m) 6 ft. 2 in. (1.88 m)
Reach, 45-Degree Discharge, Full Height 4 ft. 0 in. (1.23 m) 4 ft. 3 in. (1.29 m)
Dump Clearance, 45-Degree  Full Height 10 ft. 0 in. (3.04 m) 9 ft. 9 in. (2.98 m)
Overall Length, Bucket on Ground 29 ft. 7 in. (9.01 m) 29 ft. 10 in. (9.09 m)
Loader Clearance Circle, Bucket in Carry Position 47 ft. 2 in. (14.38 m) 47 ft. 4 in. (14.43 m)
Operating Weight 53,312 lb (24 182 kg) 53,484 lb (24 260 kg)

 

High-Lift Z-Bar Pin-On Type Bucket
Bucket Type/Size General Purpose w/ Bolt on Edge
Capacity, Heaped SAE 5.25 cu. yd. (4.0 m3)
Capacity, Struck SAE 4.5 cu. yd. (3.4 m3)
Bucket Weight 5,549 lb (2517 kg)
Bucket Width 10 ft. 9 in. (3.27 m)
Breakout Force, SAE J732C 38,433 lb (17 433 kg)
Tipping Load, Straight 34,784 lb (15 778 kg)
Tipping Load, 35-Degree Turn, SAE 30,830 lb (13 984 kg)
Tipping Load, 40-Degree Full Turn, SAE 29,669 lb (13 458 kg)
Reach, 45-Degree Dump, 7 ft (2.13 m) Clearance 7 ft. 11 in. (2.41 m)
Reach, 45-Degree Discharge, Full Height 4 ft. 6 in. (1.38 m)
Dump Clearance, 45-Degree  Full Height 11 ft. 10 in. (3.61 m)
Overall Length, Bucket on Ground 31 ft. 8 in. (9.64 m)
Loader Clearance Circle, Bucket in Carry Position 49 ft. 2 in. (14.98 m)
Operating Weight 54,527 lb (24 733 kg)
 
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