Front Brake Discs for Lada (Imported) VESTA

The Lada Vesta is a model that is very common in Eastern Europe, Central Asia, and parts of Southeast Asia. Its export volume is high, and its (number of vehicles in use) is steadily growing, resulting in consistently strong demand for front brake discs in the corresponding aftermarket repair and maintenance sector. This batch of front brake discs for the Lada (import version) Vesta, corresponding to the exclusive part number OE-8450032652, is manufactured using molds specifically designed based on the parameters of the Vesta's original front brake caliper brackets. They are not universal parts that are "roughly compatible."

Let's talk about compatibility first: this brake disc directly fits the front axle of all Lada Vesta variants (including the 1.6L naturally aspirated and 1.8L versions). It is a direct OEM replacement that requires no modification to the caliper brackets and no additional shims. Simply remove the old disc and install the new one. The center hole diameter, bolt hole pitch circle diameter (PCD), and disc surface mating face tolerances have all been verified through reverse engineering against the original OE drawings, with assembly clearance controlled within 0.05mm.

In terms of the product itself, this 8450032652 front brake disc is made of HT250 gray cast iron with a carbon content of 3.4%-3.8%, and has undergone aging treatment to eliminate internal casting stress. The disc has an outer diameter of 260mm and a braking friction surface thickness of 22mm. The ventilation channel features a 38-vane design (6 more than the common 32-vane solution), increasing the heat dissipation area by approximately 15%. This cooling efficiency directly affects the thermal fade performance under continuous braking conditions-in plain terms, when going downhill on mountain roads and braking continuously, the brake disc is less likely to experience "brake fade."

For overseas wholesalers and repair shops, the biggest fear when selecting brake discs is "slight dimensional discrepancies after installation." For this batch of front brake discs for the Lada (import version) Vesta, each batch undergoes coordinate measuring machine (CMM) sampling inspection before shipment. The disc runout is ≤0.03mm, and the disc thickness variation (DTV) is ≤0.015mm. These two parameters directly determine whether the steering wheel shakes when braking.

The issue of brake disc rust is a major headache for ocean freight exports-a container shipped from China to a South American port spends 35 days at sea, and if the coating fails, the disc surface will be covered in rust spots upon arrival, leading to outright rejection by the customer. For the OE-8450032652 brake disc, we apply a three-coat anti-rust treatment, not the common "spray a layer of rust-preventive oil and call it done."

First coat: Phosphate base film (base treatment). After precision machining, the disc enters a phosphating line for surface pretreatment. Using a zinc-calcium phosphating process, the temperature is controlled at 55-60°C for 12-15 minutes. This phosphate film, 3-5μm thick, provides a rough substrate for subsequent coatings-instead of applying directly to the smooth cast iron surface, where the coating would flake off entirely due to vibrations during ocean transport. After phosphating, it is rinsed twice with deionized water to ensure no residual acid remains.

Second coat: Water-based epoxy primer. The primer uses a water-based epoxy resin coating (solvent-free, compliant with EU REACH regulations), applied at a thickness of 15-20μm. Electrostatic rotary bell spraying is used, with a voltage of 60kV, rotation speed of 30,000rpm, and atomized particle size controlled between 15-25μm. The core function of this primer is to block chloride ion penetration-it is this layer that withstands the salt spray test. In actual neutral salt spray tests (NSS, 5% NaCl solution, 35°C), the combination of primer and phosphate layer on the 8450032652 front brake disc showed no red rust after 72 hours.

Third coat: Topcoat (black matte). The topcoat uses a modified acrylic resin coating, applied at a thickness of 8-12μm, and cured by baking at 180°C for 25 minutes. The topcoat serves two purposes: first, uniform appearance (consistent color across the entire batch, no gray or glossy variations), and second, a layer of weather-resistant protection against UV aging and moist air erosion. Topcoat adhesion is tested using the cross-cut method, achieving Level 0 (the highest grade) in the GB/T 9286 standard, with no coating detachment after tape peeling.

Compatible Vehicle Models

This brake disc is compatible with a wide range of car models, as follows:

Lada (Imported) VESTA (GFL_) 1.8 Sport (GFLS3) 2019-

Cross Reference Part Number Table

We own standardized CNC production workshops and a full-process quality control system. We do not engage in OEM rebranding. All OE-8450032652 brake discs, from casting blanks to finished product packaging, are entirely manufactured in our own factory. Located in Hebei, our factory boasts a workshop area of 3,200 square meters. Below is a detailed introduction to the actual workshop conditions and quality control data.

Casting Workshop
Lost Foam Casting (LFC), instead of conventional sand casting, is adopted for casting blanks. The advantages of lost foam casting lie in high dimensional accuracy and excellent surface finish of castings, with machining allowance controlled within 1.5 mm to reduce subsequent cutting volume.

A 500 kg medium-frequency induction furnace is used for melting. The molten iron is tapped at 1450–1480 °C, and the pouring temperature is maintained at 1380±10 °C. Samples are taken from each batch of molten iron for spectrometric analysis with a German SPECTRO direct-reading spectrometer. The carbon equivalent (CE value) is controlled between 3.9 and 4.1 to guarantee the material meets the requirements of HT250 grade cast iron.

After demolding, castings undergo artificial aging treatment: heat preservation at 550 °C for 4 hours, followed by furnace cooling to below 200 °C before being taken out. This process eliminates residual casting stress. Brake discs without aging treatment tend to deform under heat after vehicle installation and cause vibration after traveling several hundred kilometers.

Machining workshop – This is the core stage. The temperature in the machining workshop is maintained at a constant 22±2°C year-round. The linear expansion coefficient of cast iron is approximately 11×10⁻⁶/°C; for every 10°C change in temperature, the size of a 260mm diameter disc varies by about 0.029mm. Without temperature control, the dimensions produced in winter and summer would be on entirely different scales.

Q1: How can I confirm that this brake disc is compatible with our Lada Vesta? How do I verify OE number 8450032652?
A: The most accurate method is to remove the original old disc and find the cast part number on the hub mounting surface or non-friction surface of the disc. Lada genuine parts usually have the number "8450032652" cast on the inner edge of the disc. If the number on the old disc is worn and unclear, you can provide the vehicle's VIN (17-digit chassis number), and we will cross-reference it with the original parts catalog to confirm. Additionally, you can measure the outer diameter of the old disc (should be 260mm) and the number of bolt holes/pitch circle diameter for cross-verification.

Q2: Is the brake disc with part number 8450032652 a vented disc or a solid disc? What is its thickness?
A: Lada (Import Version) Vesta Front Brake Disc OE-8450032652** is a ventilated disc. The thickness of the brake friction surface is 22 mm, with 38 ventilation vanes between the two friction surfaces. Compared with solid discs, ventilated discs offer approximately 30% higher heat dissipation efficiency and less thermal fade during continuous braking. The minimum allowable thickness (MIN TH), stamped on the edge of the disc, is 20.0 mm. Replacement is mandatory once the thickness drops below this value.

Price Fluctuations of Cast Iron Raw Materials and Supply Chain Impact

Since 2025, domestic foundry pig iron prices have fluctuated significantly. Some small manufacturers, in an effort to control costs, have lowered the material standards for castings (for example, by substituting scrap steel for part of the pig iron), resulting in uneven internal structures of brake discs and a higher susceptibility to thermal cracks. It is recommended that purchasers pay attention to whether suppliers provide spectral material reports for each furnace, as this serves as a fundamental basis for assessing the quality stability of castings.

Hot Tags: front brake discs for lada (imported) vesta, China front brake discs for lada (imported) vesta manufacturers, suppliers, factory