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Kubota R430S/R520S Series WHEEL LOADERS SPECIFICATIONS  R420S/R520S
Return to R-Series Wheel Loader Features
Make R420S R520S
Engine ROPS/FOPS 2-Post Canopy Cab 2-Post Canopy Cab
Engine Model D1503-T-RP-1 Kubota V2203-RP
Turbocharger Liquid cooled, 3-Cylinder Diesel Liquid cooled, 4-Cylinder Diesel
Horsepower HP / rpm 43.0 / 2,600 49.0 / 2,600
Displacement cu. in  91.4  134.1
Turbocharger Yes No
E-TVCS Yes
Dimension Overall length (w/ Bucket & Weight) in. 165.8 184.5
Overall height in. 98.8 103.5 101.6 106.5
Overall width (w/out Bucket) in. 59.8 69.3
Overall Operating Height in. 137.8 165.0
Height to hinge pin 9' 2.7" 10' 10.3"
Dump angle fully raised in.  43.0  41.0
Dump height 7' 4.4" 8' 9.2"
Reach fully raised in. 30.8  33.9
Digging depth in. 2.6 1.8
Wheelbase in. 69.9 76.8
Ground clearance in. 11.3 12.8
Tread in. 46.5 53.5
Angle of articulation (each way) degree 40
Frame oscillation (each way) degree 8
Lifting Specifications Tipping load straight (SEA rating)    
   with bucket lbs  4,585
   with pallet fork lbs 3,300 3,870
Tipping load full turn (SEA rating) 67.5  67.0
   with bucket lbs 3,850 4,410
   with pallet forks lbs 2,800 3,250
Operating load    
   with bucket lbs 1,925 2,205
   with pallet forks lbs 1,400 1,625
Counter weight / standard lbs 1500
    / option lbs none 2,020
Operational Specifications Standard bucket capacity .50 cubic yards  .75 cubic yards
Bucket breakout force lbs 6,550 7,425
Loader raise time sec 4.24 4.89
Loader lower time sec 3.11 3.41
Bucket dump time sec 0.86 1.11
Draw bar pull lbs 5,500 6,170
Loader clearance circle 23' 10.6" 26' 2.0"
Operating weight lbs 7,450  8,980
Standard tires 12.5/70-16 8-ply 15.5/60-18 8-ply
Drive train & hydraulic pump Transmission Load sensing transmission
Number of speeds 1 forward / 1 reverse
Travel speed mph 0 to 12.5
   w / travel speed limiter on mph 0 to 3.1
Brakes /service Enclosed, self adjusting wet disc
           /parking Spring applied, hydraulic released wet disc
Pump type and output  
   / LST 19.2 gpm @ 4,970 psi 19.2 gpm @ 5,680 psi
   / Main 11.1 gpm @ 2,700 psi 15.4 gpm @ 2,700 psi
/ Charge 4.5 gpm @ 285 psi
Auxiliary hydraulic flow 11.1 gpm front and rear 15.4 gpm front and rear
Fluid refill Fuel tank gal 14.3
Hydraulic system gal 15.6
Hydraulic reservoir gal 11.6
All standard equipment in base model machines except where noted.
The company reserves the right to change the above specifications without notice.
These Specifications are for descriptive purpose only. Please contact your local Kubota dealer for warranty information.
For your safety, KUBOTA strongly recommends the use of a Rollover Protective Structure (ROPS) and seat belt in almost all applications.
 
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