Rear control arm lower bushing for Land Rover Front upper control arm bushing OE RGX000060
 

Product Description:

 
Front Upper Lower Control Arm Bushing
OE NO.:  RBX500443 RGX000060

Applicable vehicle type: For Land Rover

Specifically, control arm bushings are fitted at the junctions between control arms (or swing arms) and the body or subframe. They employ rubber elastomers to link the metallic control arms to the rigid body structure. This elastic connection permits relative vertical and fore-aft movement of the wheels during travel, while also providing essential positioning and cushioning functions. Common control arm bushings include front lower control arm bushings, rear lower control arm bushings, and anti-roll bar bushings, corresponding to suspension control arms at different vehicle locations.

Control arm bushing design prioritises both elastic performance and durability, typically exhibiting the following characteristics:

• Elastic Materials and Structure: The main body of control arm bushings is crafted from rubber or polyurethane elastomers, materials renowned for high elasticity and fatigue resistance. These enable significant deformation under load without fracture. Internally, rubber bushings often incorporate variously shaped ribs or cavities to optimise elastic properties—such as providing directional stiffness or damping specific vibration frequencies.
• Metal Sleeve with Vulcanised Bonding: The outer surface is usually encased in a metal sleeve, firmly bonded to the rubber through vulcanisation. This sleeve provides mounting holes for connection to the control arm and vehicle body, enabling secure bolting in position. The metal-rubber composite ensures reliability and stability during force transmission.
• Stiffness-adjustable design: The stiffness of bushings can be engineered to suit different vehicle models and suspension tuning requirements. For instance, sports vehicles may employ stiffer bushings to enhance handling responsiveness, while comfort-oriented vehicles utilise softer bushings to improve ride comfort. The hardness and elasticity of bushings are achieved through material formulation and structural design.
• Wear Resistance and Durability: The surface and internal structure of the bushing are optimised to minimise friction and wear. Some bushings incorporate lubrication grooves or graphite coatings internally to enhance lubricity and reduce wear rates. Concurrently, the rubber material undergoes special formulation to exhibit excellent resistance to ageing and ozone, ensuring stable performance across diverse environmental conditions.
• Vibration Damping and Noise Reduction: To mitigate suspension noise, bushings often incorporate damping characteristics. For instance, fluid damping chambers (hydraulic bushings) or specially shaped rubber structures within the bushing absorb high-frequency vibrations, reducing noise transmission to the vehicle body.
• Mounting Interfaces: Bushings typically feature standard mounting holes and locating features for straightforward connection to control arms and the vehicle body. Some bushings incorporate locating pins or keyways to ensure precise alignment during installation and prevent rotational misalignment.
• Modularity and Replaceability: Many control arm bushings are designed as modular components, allowing individual replacement when the rubber deteriorates without necessitating the entire control arm's replacement. This design enhances serviceability and reduces maintenance costs.

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