John Deere Product Details
620 P-Tier
Operator Essentials
Modern cab features eight-inch touchscreen display, Automatic Temperature Control system, electrohydraulic (EH) controls with standard steering wheel, and centralized machine-function switches, all close at hand. Ergonomic heated/ventilated seat with adjustable armrests is designed for all-day comfort.
Differentiating Automation
The P-Tier option provides standard features such as cross slope, return to straight, Auto-Articulation, Blade Flip, Machine Presets, lever steering, and choice between fingertip or joystick controls. Optional features include Machine Damage Avoidance, Auto-Pass, and Intelligent Blade Control.
Flexible Machine Technology
John Deere P-Tier Motor Graders feature flexible machine technology that can be upgraded at any time. From standard Cross Slope, SmartGrade™ Ready option, SmartGrade with Topcon and SmartGrade with Leica, customers have the flexibility to upgrade when the time is right.
Description: 620 P-Tier
Key Specs
| Net Engine Power Gear 8 | 215 hp |
| Net Torque Rise | 40 % |
| Blade Pull At Maximum Operating Weight | 31066 lb. |
| Typical Maximum Operating Weight | 50000 lb. |
Engine
| Non-Road Emission Standards | EPA Final Tier 4 / EU Stage V |
| Manufacturer And Model | John Deere PowerTech™ PSS 6.8L |
| Cylinders | 6 |
| Displacement | 414 cu in. |
| Net Engine Power Gear 1 | 150 hp |
| Net Engine Power Gear 2 | 165 hp |
| Net Engine Power Gear 3 | 180 hp |
| Net Engine Power Gear 4 | 190 hp |
| Net Engine Power Gear 5 | 200 hp |
| Net Engine Power Gear 6 | 205 hp |
| Net Engine Power Gear 7 | 210 hp |
| Net Engine Power Gear 8 | 215 hp |
| Net Peak Torque | 741 lb-ft |
| Net Torque Rise | 40 % |
| Aspiration | Series turbo charging and charge air cooling |
| Lubrication | Full-flow spin-on filter and integral cooler |
| Air Cleaner With Restriction Indicator | Dual element, dry |
Cooling
| Engine Coolant Rating | -34 °F |
Powertrain
| Transmission Type | Direct-Drive John Deere PowerShift Plus™, modulated shift-on-the-go, Event Based Shifting (EBS), inching pedal. Independent transmission reservoir with separate filtration and cooling system |
| Transmission Gears Forward | 8 |
| Transmission Gears Reverse | 8 |
| Maximum Travel Speeds | No Tire Slip @ 2,180 rpm, 14.0-R24 Tires |
| Maximum Travel Speeds Gear 1 | 2.5 mph |
| Maximum Travel Speeds Gear 2 | 3.5 mph |
| Maximum Travel Speeds Gear 3 | 4.8 mph |
| Maximum Travel Speeds Gear 4 | 6.8 mph |
| Maximum Travel Speeds Gear 5 | 10.2 mph |
| Maximum Travel Speeds Gear 6 | 14.4 mph |
| Maximum Travel Speeds Gear 7 | 20.1 mph |
| Maximum Travel Speeds Gear 8 | 28.3 mph |
| Front Axle | Heavy-duty welded fabrication |
| Front Axle Oscillation, Total | 32 degrees |
| Front Axle Wheel Lean Angle, Each Direction | 20 degrees |
| Differentials | Spiral bevel; hydraulically actuated, clutch type can be applied on-the-go; selectable manual or automatic differential lock |
| Steering (All Models Include Steering Wheel) | All-hydraulic power frame articulation for maneuverability and productivity; crab steering reduces side drift, positions tandems on firm ground and increases side slope stability. Return to straight control included on EH. |
| Turning Radius: Front Steer And Articulation | 284 in. |
| Turning Radius: Front Steer And Articulation | 23.67 ft |
| Articulation (Both Right And Left) | 22 degrees |
| Final Drives | Inboard-mounted planetary sealed in cooled, filtered oil |
| Brakes | Foot-controlled, hydraulically operated, multiple wet-disk brakes sealed in pressurized, cooled, filtered oil, both independent systems effective on all four tandem wheels |
| Primary And Secondary Brakes | Hydraulically actuated, inboard of tandem pivot, self adjusting, sealed in cooled and filtered oil, multi-disk, (ISO 3450) |
| Parking Brake | Automatically spring applied, hydraulically released, oil cooled, self adjusting, (ISO 3450) |
Hydraulics
| Type | Closed center, pressure compensated load sensing (PCLS), variable-displacement piston pump |
| Maximum Pump Flow | 56 gpm |
| Maximum System Pressure | 2750 psi |
| Pump Displacement | 5.5 cu in. |
Blade Function
| Blade Type | All-hydraulic, industry standard lever placement of blade-function controls; includes float position; seven discrete saddle positions |
| Blade Range Lift Above Ground | 19.3 in. |
| Blade Range Lift Above Ground | 1.58 ft |
| Blade Range Blade Side Shift, Right Or Left | 26.9 in. |
| Blade Range Blade Side Shift, Right Or Left | 2.25 ft |
| Pitch At Ground Line Forward | 42 degrees |
| Pitch At Ground Line Back | 5 degrees |
| Shoulder Reach Outside Wheels (Frame Straight), Right Or Left | 82 in. |
| Shoulder Reach Outside Wheels (Frame Straight), Right Or Left | 6.83 ft |
| Bank Cut Angle, Right Or Left | 90 degrees |
Blade Pull
| Blade Pull At Maximum Operating Weight | 31066 lb. |
Electrical
| Voltage | 24 V |
| Number Of Batteries | 2 |
| Battery Capacity | 1400 CCA |
| Reserve Capacity | 440 min. |
| Amp Hour Rating | 224 amp-hr |
| Base Alternator Rating | 300 amp |
| Solid-State Load Center And Sealed Switch Module | Yes |
| Lights | Driving Lights, two high- and two low-beam halogen headlights; front and rear LED turn signals and marker lights; LED brake and hazard warning lights |
Mainframe
| Mainframe Types | Welded box construction |
| Width, Minimum | 12.1 in. |
| Height, Minimum | 12.1 in. |
| Thickness, Side | 0.63 in. |
| Thickness, Top And Bottom Plate | 0.89 in. |
Draft Frame (Drawbar)
| Draft Frame Type | Welded box construction machined for flatness and double ball-and-socket pivot connection |
Circle
| Circle Type | Welded construction, heat treated, and machined for flatness |
| Standard Circle Diameter | 60 in. |
| Premium Circle Diameter | 60 in. |
| Standard Circle Rotation | 360 degrees |
| Premium Circle Rotation | 360 degrees |
| Standard Circle Rotation Surface | Quick change bronze or nylon wear inserts |
| Premium Circle Rotation Surface | Sealed and lubricated roller element slewing bearing |
| Standard Circle Pinion/Ring Gear Connection | Adjustable backlash and open for serviceability |
| Premium Circle Pinion/Ring Gear Connection | No adjustment, fully sealed and lubricated |
| Standard Circle Drive | Hydraulic motor and worm gear with positive lock |
| Premium Circle Drive | Hydraulic motor and worm gear with positive lock |
| Standard Circle Slip Clutch | Option |
| Premium Circle Slip Clutch | Standard |
| Standard Circle Circle Side Shift Right | 31 in. |
| Premium Circle Circle Side Shift Right | 31 in. |
| Standard Circle Circle Side Shift Left | 31 in. |
| Premium Circle Circle Side Shift Left | 31 in. |
Moldboard
| Moldboard Material | High-strength, pre-stressed for higher strength, wear-resistant, high-carbon steel and reversible end bits |
| Moldboard Type | Blade side-shift wear system includes quick change replaceable wear inserts and quick adjust jackscrew system |
| Base Length | 144 in. |
| Height | 24 in. |
| Thickness | 0.88 in. |
Cutting Edge
| Cutting Edge Type | Dura-Max through-hardened steel edge |
| Thickness | 0.62 in. |
| Width | 6 in. |
Scarifier
| Front Type | V-type toolbar with 2 pitch positions and hydraulic float |
| Midmount Type | Radial linkage, with NeverGrease pin joints; V- Type manual three-pitch position with hydraulic float |
| Front Width Of Cut | 48 in. |
| Front Width Of Cut | 4 ft |
| Midmount Width Of Cut | 46.7 in. |
| Midmount Width Of Cut | 3.92 ft |
| Front Number Of Shanks/Teeth | 5 |
| Front Number Of Shanks/Teeth (Maximum) | 9 |
| Midmount Number Of Shanks/Teeth | 11 |
| Front Lift Above Ground | 23.2 in. |
| Midmount Lift Above Ground | 13.2 in. |
| Front Maximum Depth (in.) | 13.2 in. |
| Midmount Maximum Depth | 12.8 in. |
| Front Shank Spacing | 5.75 in. |
| Midmount Shank Spacing | 4.6 in. |
| Front Shank Size (in. x in.) | 1 x 3 |
| Midmount Shank Size (in. x in.) | 1 x 3 |
Front Lift Group (Balderson-Style)
| Front Lift Group Type | Parallel Linkage, Mechanical Pins, Hydraulic Float |
| Lift Above Ground (Top Of Tube) | 73.4 in. |
| Lift Range | 38.9 in. |
Dozer Blade
| Front Dozer Blade Type | Parallel Linkage, Hydraulic Float |
| Lift Above Ground | 27.8 in. |
Rear Ripper/Scarifier
| Type | Parallel linkage, with NeverGrease pin joints, hydraulic float, integrated hitch |
| Ripper Width Of Cut | 87.2 in. |
| Ripper Width Of Cut (ft. in) | 7.25 ft |
| Scarifier Width Of Cut | 86 in. |
| Scarifier Width Of Cut | 7.17 ft |
| Ripper Number Of Shanks/Teeth | 3 |
| Ripper Number Of Shanks/Teeth Maximum Capacity | 5 |
| Scarifier Number Of Shanks/Teeth | 0 |
| Scarifier Number Of Shanks/Teeth Maximum Capacity | 9 |
| Ripper Lift Above Ground | 23.7 in. |
| Scarifier Lift Above Ground | 31.9 in. |
| Ripper Maximum Depth | 16.8 in. |
| Scarifier Maximum Depth | 12.7 in. |
| Ripper Penetration Force | 20508 lb. |
| Ripper Pryout Force | 24808 lb. |
| Ripper Shank Size (in. x in.) | 2.42 x 5.25 |
| Scarifier Shank Size (in. x in.) | 1 x 3 |
Operator Station
| Rollover Protective Structure | Low profile cab (ISO 3471-2008) |
| Falling Object Protective Structure | (ISO 3449-2005) |
Wheels And Tires Option 1
| Wheel Size | 14R24 on 254 mm (10 in.) Rim |
| Wheel Size Wheel Tread On Ground | 82 in. |
| Wheel Size Overall Width | 98 in. |
| Wheel Size Ground Clearance (Front Axle) | 23.1 in. |
Wheels And Tires Option 2
| Wheel Size | 17.5R25 on 356 mm (14 in.) Rim |
| Wheel Size Wheel Tread On Ground | 85 in. |
| Wheel Size Overall Width | 104 in. |
| Wheel Size Ground Clearance (Front Axle) | 23.1 in. |
Refill Capacities
| Engine Type | EPA Final Tier 4 / EU Stage V |
| Fuel Tank | 105 gal. |
| Diesel-Exhaust Fluid (DEF) Tank | 6 gal. |
| Cooling System | 13.5 gal. |
| Engine Oil With Filter | 8.3 gal. |
| Transmission Fluid | 7.5 gal. |
| Differential Housing | 10 gal. |
| Tandem Housings (Each) | 19.5 gal. |
| Circle Gearbox | 1.5 gal. |
| Hydraulic Reservoir | 16 gal. |
Operating Weights
| Front | 9260 lb. |
| Rear | 25503 lb. |
| Total | 34762 lb. |
Typical Operating Weight With Equipment
| Front | 10978 lb. |
| Rear | 29455 lb. |
| Total | 40433 lb. |
| Typical Maximum Operating Weight | 50000 lb. |
Option Weights
| 14-ft x 24-in. x 7/8-in. Moldboards with 6-in. x 5/8-in. Cutting Edge and 3/4-in. Hardware | 231 lb. |
| 14-ft x 24-in. x 7/8-in. Moldboards With 8-in. x 3/4-in. Cutting Edge And 3/4-in. Hardware | 350 lb. |
| 14-ft x 27-in. x 1-in. Moldboards With 8-in. x 3/4-in. Cutting Edge And 3/4-in. Hardware | 556 lb. |
| Extensions 24 in. Right Or Left | 255 lb. |
| Overlay End-Bits, Reversible (One Pair) For 6 in. Cutting Edge | 43 lb. |
| Overlay End-Bits, Reversible (One Pair) For 8 in. Cutting Edge | 51 lb. |
| Circle Drive Slip Clutch | 20 lb. |
| Premium Circle | 638 lb. |
| Moldboard Impact-Absorption System | 95 lb. |
| Ripper/Scarifier, Rear Mounted With Hitch And Ripper Shanks (3) | 2510 lb. |
| Scarifier Shanks With Teeth, 9 For Rear Ripper/Scarifier | 150 lb. |
| Ripper Shanks and Teeth, 2 | 139 lb. |
| Rear Counterweight With Integral Rear Hitch | 1603 lb. |
| Rear Hitch | 120 lb. |
| Push Block, Front | 2000 lb. |
| Scarifier, Front Mounted With Teeth (5) | 1833 lb. |
| Scarifier, Midmount With 11 Teeth | 3265 lb. |
| Front Lift Group (Balderson-Style) | 1682 lb. |
| Front Dozer Blade | 2290 lb. |
| Opening Front and Side Windows | 32 lb. |
| Premium Seat, Air Suspension, Heated, Adjustable Arm And Headrests | 28 lb. |
| Coolant Heater | 9 lb. |
| Quick Service | 24 lb. |
| Secondary Steering | 58 lb. |
| Fire Extinguisher | 32 lb. |
| Lighting Packages - 10 Halogen Lights | 10 lb. |
| Lighting Packages - 18 Halogen Lights | 18 lb. |
| Lighting Packages - 16 LED Premium with Front and Rear Extensions (EU/SV) | 62 lb. |
| Lighting Packages - 18 LED Lights | 16 lb. |
| High Front Light Bar For Snowplowing | 44 lb. |
| Auxiliary Hydraulic Control Valve Section And Controls | 15 lb. |
| Hydraulics For Front-Mounted Equipment | 19 lb. |
Tire, Rim, And Fender Option Weights
| 17.5-25, 12 PR G2/L2 | 252 lb. |
| 14.00-R24, Radial, G2/L2 General Purpose | 486 lb. |
| 14.00-R24, Radial, G2/L2 Snow | 576 lb. |
| 17.5-R25, Radial, L2 General Purpose | 600 lb. |
| 17.5-R25, Radial, G2/L2 Snow | 696 lb. |
| 17.5-R25, Radial, G3/L3 General Purpose | 798 lb. |
| One-Piece Rim 330 x 635 mm | 65 kg |
| One-piece Rim 13 in. x 25 in. | 144 lb. |
| Multi-Piece Rim 254 x 610 mm | 180 kg |
| Multi-Piece Rim 10 x 24 in. | 396 lb. |
| Multi-Piece Rim 356 x 635 mm | 267 kg |
| Multi-Piece Rim 14 x 25 in. | 588 lb. |
| Front Fenders | 218 lb. |
| Rear Fenders | 348 lb. |
Machine Dimensions
| Height To Top Of Cab | 10.42 ft |
| Height To Top Of Exhaust | 10.08 ft |
| Height To Top Of Blade-Lift Cylinders | 10 ft |
| Tandem Axle Spacing | 5.08 ft |
| Blade Base | 8.42 ft |
| Wheelbase | 20.25 ft |
| Overall Length | 29.17 ft |
| Overall Length With Scarifier | 31.75 ft |
| Overall Length With Pushblock And Ripper | 32.75 ft |
| Overall Length With Scarifier And Ripper | 34.75 ft |
| Overall Length with Front Mounted Blade and Ripper | 34.75 ft |
| Overall Width 14.00-R24 Tires | 98 ft |
| Overall Width 17.5-R25 Tires | 104 ft |
Additional Information
| Date Collected | 2025-05-01 |
