Trailer PRONAR T669/1 two-side tipping

High load capacity and load volume, These features make PRONAR trailer T669/1 perfect choice to even most sophisticated customer’s expectations. Trapezoidal shape of the loading case facilitates unloading. Model T669/1 ensures tipping to the back and to the side, what makes it more functional. Furthermore, it is equipped in standard with hydraulically driven tailgate and with ladder and steps inside the loading case. Solid construction and high quality materials ensure durability and resistance.

  1. 1
    Two way tipping system makes it functional.
  2. 2
    High load capacity and smooth internal surfaces ensures agriculture produce transport of all types.
  3. 3
    Made of reinforced materials.
  4. 4
     High quality loading case ensures even tiny grains transport without any additional sealing.
  5. 5
    Optional equipment increases functionality and makes it ease and comfortable to operate.
Technical data
Allowable total weight (technically): 21000 [kg]
Permissible total weight: 20000 [kg]
Load capacity: 14000 [kg]
Empty weight: 6000 [kg]
Load volume with Extensions height 580mm /without  extensions: 22.7 / 15 [m 3]
Loading space: 12,4 [m 2]
Loading case inside length: 5500 [mm]
Loading case inside width: trapezoid: 2200/2250 [mm]
Dimensions: length/width/height: 7255/2550/3160 [mm]
Sidewall height: 1200+580 [mm]
Floor/wall thickness: 5/4 [mm]
Platform height, measured from the ground: 1435 [mm]
Wheel track: 1960 [mm]
Suspension: parabolic springs
Hitch-ring load: 2000 [kg]
Tyres:  385/65 R22.5  RE
Maximum speed: 40 [km/h]
Tipping system: 2 or 3 side
Tipping cylinder (piston stroke/oil requirement/working pressure): 2400mm/29L/200bar
Tractor power requirement: 104/76.4 [hp/kW]
Tipping angle (backwards/sides): 50/45 [˚]
Standard equipment
Monocoque loading case with vertical ribs reinforcing the sidewalls
Monocoque loading case with two flaps (right side) with central locking mechanism allowing for tipping backward and to the right
Hydraulically winched tailgate with automatic pressing system
2 windows on the front wall of the loading case made of plexiglass
Sidewall extensions height 580 mm made of steel 2mm thickness with stabilizing bar
Chassis frame made of hight strength steel with rectangular closed profiles
Tandem suspenssion with 4 parabolic springs with 1325 mm wheelbase with fixed axles equipped in drum brakes 406×120
Axles for 60 km/h (Allowable total weight 20 000 kg)
Drawbar type: universal rigid to couple with lower or upper hitch of the tractor with rubber shock absorbers
Drawbar hitch: rotary with Ø50 towing eye
Drawbar support: hydraulic scissor-type with movable leg and hydraulic security lock
Braking system: double line air or  single line air or hydraulic
Crank hand brake
Rear foldable underrun protection
Rear mudguards made of plastic
Wheel chocks + racks (2 pcs)
12 V lighting system with rear electric socket, bulbs lamps, with airtight connection, with side clearence lights
Rear lamps with protective grating
Hydraulic cables holder with a support for tractor connectors
Tipping system: hydrauilc with automatic cut-off valve and thick safety steel cables
Mechanical support of the loading case
Folded ladder and steps facilitating the access to the loading case
Grain hatch with lever in a rear wall
Double-component chemically hardened painting materials, UV-resistant
Tipping frame painting colour: red RAL3000 PRONAR
Loading case painting colour: green RAL 6010 PRONAR


Additional equipment (optional)
Drawbar hitch: fixed  with Ø40mm towing eye in accordance to DIN11026 to couple with upper hitch of the tractor
Drawbar hitch: fixed ball-type K80mm  to couple with lower hitch of the tractor
Design and build with 3 tones hitch ring load, fixed to couple with lower or upper hitch of the tractor, amortised with steel spring and with telescopic drawbar support with a gear
Passively steered rear axle with hydraulic turning blockade
Braking system: double line air with automatic (ALB) braking power controller
Rear sockets for hydraulic installation and brakes for second trailer
Loading box with unloading system at rear and on both sides
Rear underrun protection homologated according to directive  WE type, foldable
Rear grain chute
Sidewall extensions height 580mm made of steel 2mm thickness and front wall extansion made of wire mesh 30×30 window, with steel blanking plate, with stabilizing bar
Monocoque loading case with two flaps (left side) with central locking mechanism allowing for tipping backward and to the left
Rear automatic hitch UNIMAR
Rear automatic hitch RO*400A4600
Front mudguards
Side underrun protection
Tool box
Operator’s platform for side walls extensions with height 580mm
Rolled canvas cover with a frame for walls extensions with height 580mm
Tyres 385/65 R22.5 (15R22.5)
Tyres 425/65 R22.5 (16.5R22.5)
Tyres 445/65 R22.5 (18R22.5)
Tyres 500/60-22,5
Tyres 500/60 R22.5
Tyres 550/60-22.5
Tyres 560/60 R22.5
Tyres 600/50-22.5 – the width of the trailer exceeds 2550mm
Tyres 600/50R22.5 – the width of the trailer exceeds 2550mm
Tyres 600/55-22.5 – the width of the trailer exceeds 2550mm
Spare wheel (separately) 385/65 R22.5 (15 R22.5) Regenerated
Spare wheel (separately) 385/65 R22.5 (15 R22.5)
Spare wheel (separately) 425/65 R22.5:
Spare wheel (separately) 445/65 R22.5:
Spare wheel (separately) 500/60 R22.5:
Spare wheel (separately) 550/60-22.5:
Spare wheel (separately) 500/60 22.5:
Spare wheel (separately) 560/60 R22.5:
Spare wheel (separately) 600/55-22.5:
Spare wheel (separately) 600/50-22.5:
Spare wheel (separately)  600/50 R22.5:
Warning triangle
Shock absorber for falling potatoes – two sets of rubber belts, 2,3m of length each, mounted on the sidewall extensions (side extensions necessaary)
Non-standard painting colours*
* doesn’t aply for units on stock


  • Download PDF FileOperating instructions