Stewart and Stevenson and Steyr 4x4 Platform

Production of the Steyr 12M18 military truck commenced in 1985. Deliveries to the Austrian Army commenced in 1986. During its introduction it was described as new generation designs. This vehicle proved to be successful. Well over 2 000 12M18 trucks were delivered to the Austrian Army as partial replacement to the Steyr 680 fleet. It was also used by Canadian forces stationed in West Germany. Furthermore it became the basis for US Army's FMTV family of vehicles. In 1993 the truck-making division of Steyr was completely taken over by MAN. During the late 1990s the Steyr medium tactical trucks were phased-out of production in favour to MAN designs. In 2005 the Steyr brand was discontinued.
The Steyr 12M18 has a maximum payload capacity of 5 200 kg.
The forward-control cab accommodates driver and co-driver. There is a sleeper benches. The cab is tilted forward for maintenance and repairs.
Vehicle is powered by a Steyr WD 612.74 6.6-liter turbocharged diesel engine, developing 177 hp. It is mated to a ZF 7-speed manual transmission.
Variants
Steyr 12M21. It is powered by a uprated engine, developing 210 hp. It is the same 6.6-liter turbocharged engine, uprated to deliver more power. Otherwise the truck is essentially similar to the 12M18;
M1078 LMTV, a baseline vehicle of the US Army's Family of Medium Tactical Vehicles. It was developed by Steyr and Stewart %26 Stevenson. It is based on the 12M18, but considerably redesigned. First production vehicles were delivered to the US Army in 1996. It was fielded in large numbers and replaced in inventory all previous medium trucks.
The FMTV is a forward-control all-wheef drive truck, designed to replace the ageing 2 ton and 5-ton УM SeriesФ, the origins of which date back to the early 1950s.
In May 2009 BAE Systems, Navistar Defense and Oshkosh Defense each announced they had submitted proposals for the FMTV A1P2 competitive rebuy program to the U.S. Army's Tank-Automotive and Armaments Command (TACOM) Life Cycle Management Command. In August 2009, the U.S. Army announced that Oshkosh Defense had been awarded the FMTV A1P2 rebuy production contract. The award was protested by both BAE Systems and Navistar.
The FMTV A1P2 rebuy was awarded as a five-year 'build-to-print' requirements-type award that at award allowed the U.S. government to order from 0 up to 12,415 trucks and 10,926 trailers through to calendar year 2014. Some FMTV variants are excluded from the rebuy competition, those excluded include specialist FMTV variants such as HIMARS, Patriot, MEADS and LVAD, plus all the armored cabs developed by BAE Systems.
According to the U.S. Army (in February 2012) all FMTV work with BAE Systems (minus a small number of armor B-kits) had concluded, BAE Systems and legacy companies having delivered around 74,000 FMTV trucks and trailers to the U.S. Army. Steyr 1291 4x4 truck The name Steyr comes from the Austrian city Steyr, the home town of the large and former Steyr-Daimler-Puch company. Since the 1990Тs the SteyrТs Truck division is part of the European truck manufacturer MAN. Currently the truck factory in Steyr - Austria produces MAN trucks and parts. The Steyr 91 truck series is a successful continuation of the Steyr 90 truck line. The Steyr 1291 is a 14 ton truck based on the Steyr 1290 with a frontlenker / frontsteer cabin.
This particular truck has been used by the Osterreichische Elektrizitatswirtschafts-AG (state electricity company in Austria) for infrastructure service in mountainous terrain. The 4x4 version of the Steyr 1291 was also produced as the military version 91M from 1983 and was sold to Canada, Saudi Arabia and Greece. The Steyr 91 series is still produced by the CNHTC factory in China together with the popular WD 615 engine since 1984.
The Steyr WD615 diesel engine is currently produced by the Weichai Factory in China in various power ranges and euro emission norms.
The 6 cylinder WD 615 Turbo line engine in the Steyr 1291 produces 190 Kw / 260 Hp. For a 14 ton 4x4 truck the engine provides sufficient power and torque in many circumstances.
For off-road use it has differential locks on the front and rear axle with a 6 gear splitter gear box. Thru the transferbox both 4x4 and 4x2 can be selected, if 4x2 is selected the front axle is disconnected for better fuel economy 12S23 4x4, Vehicle data: Gearbox: Construction form 8-Gear-Split, 11491 6X6, data: Gearbox, Manufacturer - ZF, Model 4S150 + WSK 400, Construction form Manual gearbox with torque converter, Mechanisches getriebe mit WandlerVehicle
Steyr 680 - Predecessor Steyr 12M18 Produced from 1960 until approximately 1984 from the former Steyr Daimler Puch AG in Austria. The five-speed transmission of the 680ers is not synchronized, it must be switched to Blipping and double domes with. Off-road driving facilities are the switchable front wheel drive, the coasters gearbox and the rear axle lock available. The Steyr 91 truck series is a successful continuation of the Steyr 90 truck line. The Steyr 1291 is a 14 ton truck based on the Steyr 1290 with a frontlenker / frontsteer cabin. The Steyr 91 series is still produced by the CNHTC factory in China together with the popular WD 615 engine since 1984 (named Shaanxi SX2110 4x4 For off-road use it has differential locks on the front and rear axle with a 6 gear splitter gear box. Thru the transferbox both 4x4 and 4x2 can be selected, if 4x2 is selected the front axle is disconnected for better fuel economy. (Variants: , 12S23 (19S24, 19S27, 19S29, 19S31) 4x4, 1290 4x4, 790 4x4, 1491 6X6 ) Steyr 12M18 Deliveries to the Austrian Army commenced in 1986. Vehicle is powered by a Steyr WD 612 diesel engine, developing 177 hp. It is mated to a ZF 7-speed manual transmission. The designations of all Steyr-branded trucks can be broken down as follows: the 12 denotes gross vehicle weight, the M denotes military, and the 18 denotes engine horsepower Steyr 12M18 ,
The vehicle has permanent all-wheel drive with locking differentials on both axles and a center differential lock, which can be switched on in difficult terrain.
M1078 LMTV, a baseline vehicle of the US Army's Family of Medium Tactical Vehicles. It was developed by Steyr and Stewart %26 Stevenson. It is based on the 12M18, but considerably redesigned. First production vehicles were delivered to the US Army in 1996. It was fielded in large numbers and replaced in inventory all previous medium trucks.
"Bad Boy Heavy Muscle Truck" Based on either the 2.5- or 5-ton FMTV, the Bad Boy is powered by a 7.2L Caterpillar 3126 diesel. Backing the Cat is an Allison seven-speed automatic transmission and a full-time AWD drivetrain that offers a 30/70 torque split front to rear on the pavement and a 50/50 split for the dirt. The BB rides on ArvinMeritor axles with 6.14:1 gears, and the 395/85R20 Michelin all-terrain tires help achieve its 22 inches of ground clearance. Central tire inflation is also included. Steyr 12M18 used as a base for personal travelling adventures and experiences ,
expedition vehicles equipped with means for a comfortable trip The reconstruction Steyr 12M18 to Expeditionstruck It has a permanent four-wheel drive, and the military version has three 100% locks, in the front, in the middle and in the rear. The transmission has 8+1 gears also as low gear, so 18 gears in total. Comparedto the Mercedes 1017 the advantage of the Steyr is the higher engine power together with a transmission system, that should always give an optimum performance, especially off road.
LMTV 1078 Stewart and Stevenson 4x4 Transmission - Allison, Fully automatic, electronically controlled Equipment : All-Wheel Drive, Differential Lock, rear axle differential lock and front axle lock. An early Oshkosh-produced M1087 A1P2 2.5-ton LTV in A-kit configuration Equipped Allison Transmission 3700 SP 7-speed automatic with integral single speed transfer case and Meritor drive axles.
¬недорожные траспортные средства (Land Locomotion Ц Mechanical Vehicle Mobility LL-MVM) Home