41.27 GBP
ABS 30399 Wheel Speed Sensor
ABS All Brake Systems (8717109515404 / 30399) | Oe replacement, Wheel Speed, Front abs
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ABS 30399 Wheel Speed Sensor
The ABS 30399 Wheel Speed Sensor is a critical component in modern vehicle safety systems, specifically designed to monitor the rotational speed of each wheel and provide real‑time data to the Anti‑Lock Braking System (ABS). By accurately measuring wheel velocity, this sensor enables the ABS controller to modulate brake pressure, preventing wheel lockup during hard braking and maintaining steering control.
Key Functional Characteristics
- High Precision Measurement: Delivers accurate wheel speed data with minimal latency, ensuring the ABS system can react instantaneously to changes in traction conditions.
- Robust Construction: Built from high‑grade materials that withstand extreme temperatures, vibration, and exposure to road salts and debris.
- Compact Design: Lightweight at only 0.2 kg, the sensor’s small footprint allows seamless integration into a wide range of vehicle models without compromising space or weight distribution.
- Long‑Term Reliability: Engineered for durability, it maintains performance over thousands of miles and under varied operating environments.
Technical Specifications
| Specification | Details |
|---|---|
| Part Type | ABS Sensor |
| Quantity per Package | 1 piece |
| Weight | 0.2 kg |
| Operating Temperature Range | -40°C to +85°C (typical for automotive sensors) |
| Signal Type | Active Hall‑Effect or magnetic sensor output (depending on vehicle application) |
| Mounting Compatibility | Designed for front axle wheel hubs in Fiat, Ford, Abarth and other compatible models; available as left/right pairings. |
Installation Overview
The ABS 30399 sensor is typically installed on the wheel hub assembly. The installation process involves:
- Removal of the existing sensor or hub cover. Carefully detach any retaining bolts and disconnect electrical connectors.
- Alignment of the new sensor. Position the sensor so that its magnetic field aligns with the wheel’s rotating metal disc or toothed ring.
- Secure mounting. Tighten all fasteners to manufacturer specifications, ensuring no play in the sensor assembly.
- Electrical connection. Reconnect the wiring harness, verifying proper polarity and continuity.
- System check. After installation, perform a diagnostic scan to confirm that wheel speed data is being correctly transmitted to the ABS control module.
Compatibility with Vehicle Models
The ABS 30399 sensor is engineered for use in a variety of vehicles, particularly those from manufacturers such as Fiat, Ford, and Abarth. Common model families include:
- Fiat 500, 500 C, 595, 695
- Ford KA, 1.2 TDCI, 1.3 TDCI
- Other compatible front‑axle configurations across the brand lineup.
For each model, the sensor is available in left/right pairings to match the vehicle’s wheel hub layout. OEM specifications are adhered to, ensuring seamless integration with existing ABS modules and electronic control units (ECUs).
Performance Benefits
- Enhanced Braking Stability: By providing precise wheel speed data, the sensor allows the ABS system to modulate brake pressure accurately, reducing stopping distances on slippery surfaces.
- Improved Steering Control: Maintaining wheel traction during emergency braking preserves steering responsiveness, a critical safety feature in high‑speed or adverse weather conditions.
- Reduced Wear: Accurate sensor readings prevent unnecessary ABS activation cycles, thereby extending the life of brake components.
Maintenance and Diagnostics
Routine checks involve inspecting the sensor for physical damage, ensuring electrical connections are secure, and verifying signal integrity using a diagnostic scan tool. Common issues such as intermittent signals or false ABS activation can often be traced back to misalignment, corrosion, or connector faults.
Conclusion
The ABS 30399 Wheel Speed Sensor is an indispensable element of vehicle safety architecture. Its precise measurement capabilities, durable construction, and compatibility with a broad range of popular models make it a reliable choice for maintaining optimal braking performance. By ensuring accurate wheel speed data, this sensor plays a pivotal role in safeguarding drivers and passengers alike.
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| Tags | ABS 30399 Wheel |
| Identifiers | |
| Brand | ![]() ABS All Brake Systems is a brake system manufacturer that produces high-quality brake systems for cars, trucks, and motorcycles. The company is known for its innovative products, excellent customer service, and competitive prices. |
| Model | ABS All Brake Systems 30399 |
| MPN | ABS All Brake Systems 30399 |
| ID | 7008728 |
| Dimensions / Weight | |
| Key Features | |
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Part type The specific category or function of a mechanical component, such as brake pad, sensor, light, or suspension part. It identifies the role the part plays within a larger system and helps users locate compatible replacements or accessories.
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ABS Sensor |
|
Quantity Represents the count of individual units included in a product offering, such as pieces, packs, or sets. It indicates how many discrete items are available per purchase.
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1 piece |
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Warranty The length of time for which the manufacturer guarantees that the product will be free from defects in materials and workmanship, typically expressed in years or months.
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12 months |
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Weight The mass of the product expressed in a standard unit such as grams or kilograms. It represents how heavy the item is and can be used for shipping calculations, handling instructions, or consumer information.
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0,2 kg |

