Strengthening the front side members of the Niva VAZ-2121-21213-21214-2131

The encyclopedia covers complete information on the repair, maintenance and regulation of various components, including electrical circuits, location diagrams of all components and the required special apparatus. Thorough annotations on how to repair any problem - Possible breakdowns, their causes and methods of destruction - Detailed display of all components - Recommendations based on operation - More than 350 pages of words Near 2500 pictures - Drawings, diagrams, tables - Dictionary of special definitions - Interactive methods of electrical equipment.

Color repair , maintenance and operation manual, design of the VAZ 21213, 21214i Niva car + spare parts catalog for VAZ 21213, 21214i Niva with gasoline engines with a displacement of 1.7 liters. The manual contains over 2,000 color photographs that carefully show the step-by-step process of repairing your vehicle.

It’s funny that spar literally means “to walk along” in French, and this can be understood in two ways in the context of a popular Internet meme. True, the main meaning of the word is that in the body of a modern car the spar is the main longitudinal force element. To see this, look at the drawing of a typical modern sedan, which is given below.

Typically, two side members run in the internal combustion engine compartment along the entire body to the beginning of the luggage compartment. The general purpose of these structural elements is to provide rigidity to the body; they act as a frame for the remaining components. Also, the front side members perform a shock-absorbing function during an accident, since they are located in the deformation zone. Structurally, they are massive pipes of rectangular cross-section. Poor condition of these elements can lead to a violation of the geometry of the body and suspension, and consequently to increased tire consumption, and, even worse, to decreased handling. Due to the poor quality of manufacturing and ill-conceived design, the problem of deformation of the side members is typical for the VAZ Niva 2121. In our publication, we will look at ways to strengthen and restore collapsing side members on the Niva 2121.

Geometric dimensions and control points of the body

Basic reference dimensions of attachment points for vehicle components and assemblies

1 — holes for installing the radiator; 2 - base holes 20 mm; 3 — steering gear mounts; 4 — mating plane of the pendulum arm bracket; 5 — stabilizer mounts; 6 — fastenings of the rear support of the power unit; 7 — transfer case fastenings; 8 — fastenings of rear suspension arms; 9 — rear shock absorber mounts; 10 - base hole; 11 — fastenings of the transverse rod; 12— mating plane of the steering mechanism.

Dimensions of openings and gaps

ABINGDEAND
1440±51040±5930±4940±41285±5816±4540±2
3ANDTOLMN
480±21480±51520±5770±41420±5920±4

Attachment points and main dimensions for inspection

1.3 front suspension mounting points; 2 — base holes with a diameter of 20 mm; 4 — stabilizer attachment points; 5 — mounting points for the rear support of the power unit; 6 — front mounting point of the transfer case; 7 — mounting points for the lower arms of the rear suspension; 8 — axis of fastening of the upper arms of the rear suspension; 9 — rear shock absorber mounting points; 10 - attachment point for the cross rod and a base hole with a diameter of 20 mm

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LADA 4×4 5 doors

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Prices and options

Execution optionEnginePlastic bagEquipmentTransmissionModelPrice, rub.)
50 Classic1.7 l. 8th grade (Euro-5) 007MT21310630 900
51 Luxe007647 900
51 LuxeAir conditioner008686 9000

Additional payment for metallic body painting RUB 6,000

“Comfort” package, price RUB 20,900*: — central locking with remote control; — alarm system with feedback; — audio system with USB and AUX connectors.

The “Comfort” package is not included in the LADA 4×4 family of vehicles, it is an accessory and is installed at the request and at the expense of the client at official LADA dealers

* — Recommended retail prices taking into account the maximum benefit from current promotions

Specifications

EngineWorking volume (cm3)Maximum power (hp/rpm)Maximum Torque (Nm/rpm)Fuel consumption by driving cycle, l/100 km
1.7 l. 8th grade (Euro-3) 169082 / 5000127,5 / 400011,2

- official dealer of Lada. We offer our clients to buy Lada Niva 2131 at a competitive price in Rostov-on-Don.

VAZ 2131 Niva, a 5-door modification of the VAZ 2121, is a legendary Russian SUV.

The first serial 3-door SUVs from the VAZ 2121 began to be produced in 1977. 5-door versions of the car - VAZ 2131 - saw the light only 16 years later - in 1993. The new SUV received an extended wheelbase: it was 50 centimeters longer than the wheelbase of the standard, “short” Niva. This made it possible to add two rear doors to the design. VAZ 2131 can be seen on our roads rarely. This is due to the fact that these cars are produced in a limited edition: as of 2009 (that is, over 16 years of production), 100,000 “instances” of the 5-door Niva were produced. At the same time, the number of 3-door Nivas has already exceeded the 2 million mark. The Niva in the body of a 5-door station wagon is in definite demand in our country, because it gives its owner a great advantage in the form of additional body volume and at the same time demonstrates the same outstanding cross-country ability as the good old Niva 2121.

Today, the Niva 2131 is equipped with engines with distributed fuel injection that comply with EURO-4 standards, with a volume of 1.7 liters and a power of 82 hp. With. Niva's technical equipment is also constantly being improved and supplemented. Now Niva 2131 in Rostov, even in the simplest configuration, is equipped with power steering, a pendulum lever 2123, built-in daytime running lights, a vibration damper, diagonal brakes, tires on 16-stamped wheels and other options.

The Temp Auto car dealership offers you to buy a Lada Niva.

Control dimensions, attachment points, body geometry, sections of body parts, gaps, etc.

Engine and suspension mounting points on the body of a VAZ-2121 model car

Mounting points for the engine and suspensions on the body 21214 and 2131

1 – fastening of the front suspension cross member; 2 – mounting of the anti-roll bar; 3 – fastening the rear suspension of the power unit; 4 – transfer case fastening; 5 – fastening of the lower longitudinal rods; 6 – fastening of the upper longitudinal rods; 7 – attachment point for the rear suspension transverse rod. ( )* – size given for body 2131

Engine and suspension mounting points on the body 21214M, 2131M


7 – fastening of rear shock absorbers; 8 – attachment point for the rear suspension transverse rod. ( )* – size given for body 2131M

Dimensions of openings and clearances of mating body parts 2121,21213, 2131

ABINGDE
1112±51320±5955±4782±2883±21710±6
AND3ANDTOLM
938±21420±4575±21420±4780±21395±5
NABOUTPRWITHT
950±41250±51090±5855±4480±2570±2

Points of attachment of components and assemblies to the body and dimensions between them - VAZ-21213 (clickable)

Sections of body parts

Clearances of the door, hood, lock door with mating parts (indicated in mm.)

Large poster with control points, angles, degrees

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Source

Technical characteristics of the Niva 2131 car

The five-door Lada Niva 4x4 is a compact, unpretentious, reliable SUV designed for transporting passengers and luggage at air temperatures from -40 °C to +45 °C. This car is distinguished by a suspension that provides excellent ride comfort and absolute immunity to road irregularities. The five-door VAZ 2131 is the most spacious car in the Niva 4x4 line.

Dimensions, weight, load capacity

The vehicle has characteristics such as length, width, height. These indicators help the driver assess how much space the car occupies on the road. Length is the distance between the maximum protruding parts in front and behind. The width is determined by the boundaries of the side mirrors. Height is measured from the surface on which the vehicle is located to the highest point on the roof of the vehicle.

All this data is not difficult to find in the vehicle operating manual. Dimensions Niva 2131:

  • length – 4240 mm;
  • width – 1814 mm;
  • height – 1640 mm.

For Niva 2131, the outer minimum turning radius along the axis of the front wheel track is 6.45 m. Equally important indicators are weight (curb weight) and load capacity. The first is the total mass of a set of standard equipment, all necessary consumables (including engine oil, fuel, etc.), as well as the weight of the driver. Baggage and passengers are not included. The 5-door Lada Niva 4x4 weighs 1370 kg.

Payload capacity is the difference between the permissible maximum weight and the curb weight. For Lada Niva 2131, the first indicator is 1870 kg, therefore, the carrying capacity of this vehicle is 500 kg. Permitted maximum weight (PMM) is calculated as the sum of the curb weight of the car and the maximum total weight of luggage and passengers (in the amount provided for by the design).

Custom Options

Technical characteristics of the Niva 2131 include operational features, engine properties and fuel and speed parameters.

Basic data on the model under consideration are presented in the table:

Definition

The vehicle ground clearance (clearance) with a static tire radius of 314 mm (185/75R16) is:

  • to the front suspension cross member - at least 221 mm,
  • to the rear axle beam – 213 mm.
  • front – independent, on wishbones, spring, with hydraulic telescopic shock absorbers and anti-roll bar;
  • rear - dependent, lever, spring, with hydraulic telescopic shock absorbers.

For a 4x4 vehicle, the wheels account for 100% of the weight. That is why an all-wheel drive vehicle has a traction force that is approximately 2 times greater than a vehicle with a 4x2 wheel arrangement. Thanks to the front wheels installed at certain angles relative to the body parts and suspension, this car has good stability and controllability. A special feature of the 2131 model is that it prohibits towing a trailer. The motor parameters have the following characteristics:

  • Type of power unit - 4-cylinder, in-line, 4-stroke.
  • Engine displacement, l – 1.69.
  • Power, l. With. – 83.
  • Cylinder diameter and piston stroke, mm – 82x80.
  • Compression ratio – 9.3.
  • Power/ignition system – distributed fuel injection.

According to the operating manual, the maximum engine oil consumption is 0.7 liters per 1000 km. This value indicates wear of engine parts and the need for repairs.

Fuel and speed characteristics of the Lada Niva 2131:

  • Filling volume of the fuel tank, l – 65.
  • Fuel type – gasoline (AI-95).
  • Maximum speed, km/h – 137.
  • Acceleration time to 100 km/h, sec. – 19.0.
  • with a combined cycle, l/100 km – 11.2;
  • in city driving – l/100 km – 12.1;
  • in suburban driving – l/100 km – 8.3.

In terms of technical characteristics, the Lada Niva 2131 is not inferior to its more expensive analogues.

Car exterior

Since the start of production of the car, its appearance has remained virtually unchanged. In modern vehicle design, a square body shape, round headlights, and laconic bumpers are a classic option. This model has rear doors on the left and right sides. This makes it easier for passengers to board and disembark. The increased wheelbase increased the smoothness of the ride and reduced swaying around the horizontal transverse axis.

Short body overhangs, as well as non-protruding bumpers, provide the famous geometric cross-country ability of this car. The minimum number of plastic elements reduces the risk of damage, and the ground clearance ensures good cross-country ability in mountainous areas. Additional exterior elements will help ensure the comfort, functionality and safety of the model.

Interior of Niva 2131

The interior of the car is simple but functional. The instrument panel with analog scales and tachometer is quite informative and easy to read due to large digitization. The climate system unit, light control keys and rear window heating are located on the center console. These elements are organized compactly, and there are no problems with their use.

The main advantage of the Lada Niva 2131 4x4 is its spacious interior. The front seats do not have a profile, but optimal rigidity and the presence of lateral support bolsters provide sufficient comfort. The cars are equipped with original convertible rear seats, which allow, if necessary, to increase the luggage compartment area.

The flat floor and wide opening facilitate the transportation of large cargo. The spare wheel is located under the hood, which allows for maximum usable space. The modernization of this car has led to the introduction of air conditioning and electric windows in luxury trim levels.

Advantages and disadvantages of a car

Niva 2131 has proven itself not only in Russia, but also abroad. Car owners have identified both positive and negative characteristics of this car.

VAZ body geometry, fret control points, VAZ body dimensions

The most well-known way to determine the quality of the load-bearing part of a car is to measure the distances between control points and compare them with factory parameters. More detailed information about the magnitude of measurements and the location of control points can be obtained by selecting the appropriate model.

Typically the geometry of the following body elements is checked:

1) Diagonals. Before measuring body dimensions using reference points, you can take just two measurements that will help clarify the picture. Drive the car onto an overpass or pit and use a tape measure from below to measure the body diagonally. The diagonals must match.

2) Racks. You definitely need to check the racks. At the beginning - from the unbroken side of the body (if such is known), then - from the bat. In principle, in this case you can choose any body points (the main thing is the same data on both sides). For example, from the pillar to the edge of the bend on the rear doors. Also on the front ones. If the data matches, great. Let's move on;

Replacing side members

The cost of the spar is about 3,000 rubles, so replacement will not hit your pocket hard, but it is quite labor-intensive. It is advisable to buy a complete set - front spar and mudguard. Additionally, you can buy fasteners for the ball joint, since often unscrewing the old one is a waste of time - the fasteners may be in poor condition.

The replacement procedure requires the following tools:

  • Bulgarian
  • Welding machine
  • Chisel
  • Regular and impact screwdriver

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