Rear Axle Stabilizer
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This page explains how Stabilizer Bar is classified within Motor Vehicle Manufacturing. Technical values and manufacturer relationships are research references; confirm the current specification and supplier evidence for each order.
A torsion bar component that reduces body roll during cornering by connecting opposite wheels through the suspension system.
Technical details and manufacturing context for Stabilizer Bar
| Parameter | Typical range | Notes & selection driver |
|---|---|---|
| Bar Diameter | 20–40 mm | Determines torsional stiffness and roll resistance. |
| Length | 800–1500 mm | Fits vehicle track width and suspension layout. |
| Torsional Stiffness | 100–300 N·m/deg | Higher values reduce body roll more. |
| Yield Strength | 900–1200 MPa | Must withstand cyclic loading without permanent deformation.ISO 6892-1 |
| Surface Hardness | HRC 40–50 HRC | Improves wear resistance and fatigue life.ISO 6508-1 |
| Operating Temperature | -40–85 °C | Maintains performance in extreme climates. |
| Corrosion Resistance | ≥480 h | Salt spray test duration; ensures durability.ASTM B117 |
| Weight | 5–15 kg | Affects vehicle unsprung mass and fuel efficiency. |
| Fatigue Life | ≥1×10^6 cycles | Minimum cycles under specified load.ISO 12107 |
| Coating Thickness | 20–50 μm | Protects against corrosion and wear.ISO 2808 |
Ranges are indicative industry figures for RFQ preparation, not a supplier commitment. Confirm every value and standard with the legal manufacturer before ordering.
Commonly used trade names and technical identifiers for Stabilizer Bar.
This component is essential for the following industrial systems and equipment:
| pressure: | N/A (mechanical component) |
| other spec: | Max torsional stress: 500-800 MPa, Fatigue life: 100k-500k cycles |
| temperature: | -40°C to 120°C |
Indicative industry ranges for design and RFQ preparation. Confirm the exact figures and applicable standard with the manufacturer before specifying.
Quoted from the published standard.
1 company lists this product among what they make. Company figures are quoted from each company's own website; every card states where the relationship came from.
Manufacturer listings support early research and capability understanding. They are not certification, ranking, or transaction guarantees.
A practical evidence checklist for RFQ preparation and supplier evaluation.
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The stabilizer bar reduces body roll during cornering by connecting opposite wheels through the suspension system. It acts as a torsion spring that resists the vehicle's tendency to lean, improving handling stability and tire contact.
Stabilizer bars are typically made from spring steel or alloy steel. These materials provide the necessary strength, fatigue resistance, and durability to withstand cyclic loading during vehicle operation.
You must confirm the specific parameters such as bar diameter, length, torsional stiffness, yield strength, and other listed values with the vehicle manufacturer or a qualified supplier. Standards like ISO 6892-1 and ASTM B117 are references for testing, not proof of compliance.
Common signs include excessive body roll during cornering, clunking noises from the suspension, uneven tire wear, and reduced handling stability. If these occur, inspect the bar and its bushings for wear or damage and replace if necessary.
Editorial classification, named public sources where available, and source-reviewed manufacturer records.
Ask for use case, specification boundaries, supplier type, and RFQ preparation information for this product.
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