Specifications of the gasoline powered 710 and 712
Engine:
Air-cooled by axial fan four-cylinder four-stroke in-line engine.
Bore / stroke 92/94 mm, swept volume (displacement) 2499cc. Output depending on compression ratio:
Version A: Compression ratio 7.5:1, output 64kW (87hp) At 4000 rpm, max torque 177Nm (18kpm) at 2000rpm
Version B: Compression ratio 8.0:1, output 64kW (92hp) At 4000 rpm, max torque 183 Nm (18kpm) at 2000 rpm
Two special cross-country, down-draught dual carburetors Zenith 36 NDIX. Micronic air filter with intake silencer.
Drivetrain:
All wheel drive. Hydraulically operated single-plated dry clutch 240 mm diameter, fully synchronized five speed transmission with central control lever, gear ratios:
Standard Gear Ratios for 710 and 712:
Transmission:
1st - 5.33:1 2nd - 3.24:1
3rd - 2.05:1 4th - 1.3:1
5th- 1.0:1 R - 5.47:1
Axles: 2.846:1. Portal Wheel Hubs- 2.266:1
Highspeed Gear Ratios for 710 and 712:
(turbo diesel 5 sp)
Transmission:
1st 4.25:1 2nd 2.51:1
3rd 1.48:1 4th 1.0:1
5th- 0.747:1 R - 4.03:1
Axles: 2.846:1. Portal Wheel Hubs- 2.266:1
Fully synchronized two speed transfer case. Gear ratios:
710 4X4 High 0.88:1 Low 1.0:1
712 6X6 High 1.69:1 Low 1.92:1These transfer cases can be interchanged for custom gearing.
Axle drive by way of bevel gear differentials to pairs of spur gears in the wheel hubs. Front axle with completely sealed parallel joints. Both the front and rear hydraulically operated differential locks, which can be operated separately while in motion.
Chassis and Suspension
Torsion resistant central-tube chassis with swing Axles (independent wheel suspension) Incorporating the transfer case and the axle drives. Front and rear coil springs (dual each side on rear) (710 4X4). Front coil and rear parabolic leaf springs in the rear (712 6X6) Additional progressive rubber hollow springs and double- acting shock absorbers. Self-supporting body in various executions.
Steering:
ZF-Gemmer worm steering with roller as separate wheel steering with split track rods. 5 turns from lock to lock. Turning circle 10.37 m (4X4) and 12.28m (6X6).
Brakes:
Dual circuit power brake system. Drum brakes. Brake drum diameter 285mm, brake lining width 76mm, total braking area 1718cm squared (4X4) and 2520cm squared (6X6). Duplex-type front wheel brakes, duo-servo rear wheel brakes. Hand brake acting on the drive shaft (on all wheels) via axial discs.
Electrical system:
24 volts (Two 12 volt batteries in series)
28volt DC, 35 AMP alternator

Dimensions of the 710 4x4:
Length: 13'8"
Height: 6'9".
Width: 5'8".
Wheelbase: 86.5
Track: 4'8".
Cargo area: 7'5" X 5'3"
Wheel base (mm): 2200
Wheel Track front/rear (mm): 1440 / 1440
Climbing ability: 100% (45 degrees)
Ground clearance (mm) 335 Fording depth (mm): 700
Max. gradient of slope approach front and rear: 45 degrees
Length/width/height (mm) 4175 / 1760 / 2045
Loading area (m squared): 3.5
Curb weight -depending on execution(kg): 1950 - - 2100
Payload (kg): 1000
Permissible axle load front (kg): 1500
Permissible axle load rear (kg): 1550
Top speed (kmh/h): 105
Minimum speed (kmh/h): 3
Fuel consumption DIN 70030: 17l/100km 16.62m/imp, gal
Cross country consumption: 6-10l/h 1.3-2.1 imp. gal/h
Fuel tank (l): 75 (125 optional)



Dimensions of the 712 6x6:
Length: 16'3".
Height: 6'9".
Width: 5'8".
Wheelbase: 79"+39".
Track 4'8".
Cargo area: 9'11" X 5'3".
Wheel base (mm): 2000 + 980
Wheel Track front/rear (mm): 1440 / 1440
Climbing ability: 100% (45 degrees)
Ground clearance (mm) 335
Fording depth (mm): 700
Max. gradient of slope approach front and rear: 45 degrees
Length/width/height (mm) 4955 / 1760 / 2045
Loading area (m squared): 4.75
Curb weight -depending on execution(kg): 2350- - 2600
Payload (kg): 1500
Permissible axle load front (kg): 1450
Permissible axle load rear (kg): 2600
Top speed (kmh/h): 95
Minimum speed (kmh/h): 2.6
Fuel consumption DIN 70030: 19/100km 14.87m/imp gal
Cross country consumption: 7-11l/h 1.5-2.4 imp. gal/h
Fuel tank (l): 75 (125 optional)