Premium Control Arm Bushing 7L0407077 delivers a smoother, quieter ride — direct OEM replacement for worn or cracked bushings, engineered for heavy-duty performance in hot, dusty climates.
Replacement NO：
955 341 027 00
955 341 027 01
955 341 027 02
Fit to：
AUDI Q7
VW TOUAREG
PORSCHE CAYENNE
Outer Diameter：40mm
Height：43mm
Inner Diameter：10mm
● Control Arm Bushing 7L0407077 offers high durability for longer service life — reduces frequent replacements and lowers repair costs.
● These control arm bushings resist harsh environmental factors like road salt, dust, and moisture that typically degrade low-quality materials over time.
Control arm bushings are vital to a car's suspension system. Factory bushings are usually rubber, high performance versions often are made of upgraded rubber--- some go as far as to use polyurethane. They're mounted at the point where the control arms meet the subframe or chassis, serving to absorb road shocks and minimize vibrations while allowing smooth movement of the control arm, all toward preserving exact wheel alignment and driving stability.
When bushings begin to die, however, the problem becomes greater than just noise or discomfort. When it’s driven with way too much play, erratic steering performance can result, and excessive wear to the tires and added strain on other suspension components such as ball joints and tie rods could even compromise safety.
They are not likely to give a set replacement time or mileage as the life of the filter is highly dependent on the driving conditions, climate, road condition and vehicle load.
●Under normal driving conditions the OEM rubber bushings should last through 60,000 to 100,000 miles.
● In extreme circumstances, including potholes and heavy loads or frequent exposure to road salt or major temperature phenomena like a deep winter followed by summer-like heat, you could experience a failure as soon as 40k-50k miles.
●Bushings should be checked during routine suspension maintenance (alignment, tire rotation) as recommended by your automotive professional.
● Polyurethane bushings are typically stiffer and longer-lasting than rubber, yet they transmit more road noise and may need to be greased (at pivot points) at intervals. But polyurethane is more sensitive to heat and hardens with time — which means it will not last as long in hot climates such as the Middle East or Southern Europe.
Based on symptom, often reported by pro mechanics:
● Vibrating or shaking steering wheel, especially at highway speeds or during braking.
● Clunking or knocking sounds when going over bumps (in the rear of the vehicle), which are created by metal-on-metal contact as a result of inadequate bushing play.
● Uneven or premature tire wear, such as on inner or outer tread edges.
Loose, vague steering; pulling or wandering of the vehicle to one side.
●A fatie has more body roll going through the cornes and less stability under braking.
Ignoring these issues can lead to secondary damage, such as early ball joint failure or reduced braking performance.
Take advantage of scheduled service such as tire rotation or alignment. Although this is a generalization and a certified technician can provide a more precise evaluation, consider conducting the following simple check:
1.Raise the car properly and stabilize it on jack stands.
2.Determine the arms positioned close to the wheel as well as the bushings’ ends used to attach them to the chassis.
3.Visually check for cracks, cuts, dry rot, swelling due to oil, and rubber part separation.
4.Gently pry the control arm near the bushing with a pry bar—more than 3mm (≈1/8 inch) of movement usually indicates wear.
5.If you have a new bushing available, compare the two—worn units often appear flattened, cracked, or deformed.
● Do not lubricate rubber bushings with oil or grease as it can cause them to swell and age faster.
● Be kind to your few remaining bones: don’t hit potholes and speed bumps at full tilt.
● Maintain precise wheel alignment to avoid uneven suspension stress.
● Wash the undercarriage frequently to minimize corrosion if you live in an area where road salt or other de-icing chemicals are used.
● If you go with polyurethane bushings for a little longer life and crisper handling, be sure to follow the manufacturer’s care instructions—many recommend special grease every 2-3 years.
When replacing, always replace both the left and right CV axles to ensure the vehicle's handling is not compromised. Bushings are pressed into the control arm on most of today's cars, and they are not serviceable separately — the entire arm is swapped out instead. Follow OEM torque specifications and, to guarantee proper preload and alignment, always torque mounting bolts with the vehicle at its normal ride height (with its weight on the wheels).
This guide is for informational purposes only. Consult a certified automotive technician for vehicle-specific advice. Regular inspections are the best way to ensure long-term reliability and safe driving.
For applications requiring OEM-level performance, components like the VDI Control Arm Bushing 7L0407077 are engineered to meet these functional and durability standards—even in demanding conditions.
Our Control Arm Bushing 7L0407077 isn’t a copy — it’s engineered to Tier 1 standards in critical performance specs like dynamic stiffness and fatigue life, yet priced lower than big brands thanks to direct factory supply and automated production, with volume-based tiered pricing available.
