Coil Springs

55020EG310 - : Coil Spring for Infiniti Image

Coil Spring

Infiniti 55020EG310
With awd.
Discontinued
540104GA0A - : Coil Spring for Infiniti Image

Coil Spring

Infiniti 540104GA0A
Q50. Rwd, 2014-15, without sport.
Discontinued
55020AR706 - : Coil Spring for Infiniti Image

Coil Spring

Infiniti 55020AR706
Q45. Without irs. Without electrical adjust.
Discontinued
55020JK01D - : Coil Spring for Infiniti Image

Coil Spring

Infiniti 55020JK01D
G25, G37. Without rear active steering. Without sport package. G35. 2wd. Without rr active steering, sedan 2WD without sport. Q40. Rwd.
Discontinued
540101ND2A - : Coil Spring for Infiniti Image

Coil Spring

Infiniti 540101ND2A
G37. Awd. 4WD. coupe. Q60.
Discontinued
55020AM011 - : Coil Spring for Infiniti Image

Coil Spring

Infiniti 55020AM011
G35. Sedan. 2wd. Sedan, without awd, without sport suspensio. Standard Suspension. Exc.Sport Suspension.
Discontinued
54010EG00C - : Coil Spring for Infiniti Image

Coil Spring

Infiniti 54010EG00C
M35. 2wd. Without sport pkg. 2wd, without sport package, 3.5L. 2-Wheel Steering. M45. 2wd.
Discontinued
54010EG30A - : Coil Spring for Infiniti Image

Coil Spring

Infiniti 54010EG30A
Awd. M35.
Discontinued
5502068U00 - : Coil Spring for Infiniti Image

Coil Spring

Infiniti 5502068U00
Standard suspension. Q45.
Discontinued
5502041U23 - : Coil Spring for Infiniti Image

Coil Spring

Infiniti 5502041U23
I30. Right. Touring model. Touring suspension.
Discontinued

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Coil Springs and Balanced Ride Control

Coil springs are an important part of how a vehicle supports weight and responds to changing road conditions. They carry the load of the vehicle while allowing the suspension to move smoothly over uneven surfaces. At Douglas INFINITI, these components are often discussed during routine suspension evaluations. Normal driving habits and environmental exposure influence how coil springs age.

What Coil Springs Do Every Day

Coil springs are part of the suspension system and are designed to compress and rebound as the vehicle travels over bumps or dips. This action helps maintain ride height and keeps the tires planted on the road. INFINITI models such as the INFINITI Q50 and INFINITI QX60 use springs engineered for their specific weight and chassis layout.

Why Coil Springs Wear Out

Over time, repeated compression cycles can lead to metal fatigue. Moisture and road debris may also contribute to corrosion, especially in regions with seasonal weather changes. These factors can result in sagging or uneven stance.

Choosing Proper Replacement Parts

Genuine INFINITI coil springs are designed to align with original specifications for height and load rate. Variations in generic replacements may affect how related parts like shocks and struts operate. Installation requirements may vary. Professional installation or consultation with a qualified technician is recommended. Douglas INFINITI provides access to OEM components matched to manufacturer intent.