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SF Racing

SF Racing Sport Coilovers for 1996-2003 Infiniti QX4 (R50)

SF Racing Sport Coilovers for 1996-2003 Infiniti QX4 (R50)

Regular price $995.00 USD
Regular price $1,100.00 USD Sale price $995.00 USD
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Listed for: 1996-2003 Infiniti QX4 (R50)Fitment notes & questions

SF Racing's Sport Coilovers for the 1996-2003 Infiniti QX4 (R50) are a street-focused kit: they lower the car, let you set the exact ride height and give you damping adjustment while keeping a ride that works every day.

How this kit is set up for the 1996-2003 Infiniti QX4

Expect true coilovers at the front and a divorced rear, where the spring and damper sit in separate locations as they do from the factory. Damper bodies are 52mm front and 50mm rear. It comes with 16 kg/mm (about 896 lb/in) springs up front and 8 kg/mm (about 448 lb/in) at the rear. Damping is 1-way: a single knob with 32 settings changes rebound and compression together, which keeps tuning quick.

Highlights

  • Monotube damper design for better heat control and fewer leaks
  • 32-level damping adjustment, rebound and compression combined on one adjuster
  • Anodized T6-6061 aluminum top mounts, spring perches and collars for corrosion resistance
  • Zinc-plated shock bodies for rust protection
  • SAE9254 cold-wound springs
  • NOK seals and Italian IP damping oil
  • Built-in dust boots and bump stops
  • Bolt-on install with no modifications, unless the notes below say otherwise
  • Ride height lowers roughly 1 to 2.5 inches below stock (SF Racing's figure) without giving up suspension travel
  • Independent lower mount adjustment keeps spring preload and damper travel where they should be when you change height

Who it suits

A good fit if the car is driven on the street most of the time and you want a lower stance with better body control.

Specifications

Part number SF-IF04-01-SP
Vehicle 1996-2003 Infiniti QX4
Chassis R50
Damper model Sport Series
Damping 1-Way: Rebound and Compression
Damper size (front / rear) 52mm diameter / 50mm diameter
Spring rate (front / rear) 16 kg/mm / 8 kg/mm
Design (front / rear) True Coilover / Divorced (Separate shock and spring)
Top mounts (front) Not Applicable
Top mounts (rear) Not Applicable
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About this coilover kit for the Infiniti QX4

If you want more control over stance and handling than lowering springs give you on a Infiniti QX4, a coilover kit like this SF Racing set is the usual next step.

Fitment notes

  • Listed for: 1996-2003 Infiniti QX4 (R50).
  • Model years: 1996-2003. Check your car's year falls inside this range.
  • Chassis code R50: the same model name is often used across several chassis codes, so match the code, not just the name.
  • Factory adaptive dampers: if your car has electronic or adaptive suspension, check whether the listing covers it or needs a cancellation kit.
  • Specs, lead time and warranty come from SF Racing and can change. The details above this guide are the latest we have.

Not sure it fits? Message us your car's details and we'll double-check fitment with the supplier before you buy.

Ask about fitment

What else to plan for

  • An alignment. Any change in ride height changes camber and toe. Set your final height first, then align.
  • Camber and toe adjustment. Bigger drops often need adjustable arms or camber plates to align properly. See alignment and camber kits.
  • Wheel and tire clearance. Check clearance at full lock and full compression, especially with wider wheels.

More for your car: Infiniti Coilovers & Suspension · All Coilovers

Questions about Infiniti QX4 coilovers

Will this fit my Infiniti QX4?
It is listed for the 1996-2003 Infiniti QX4 (R50). Check your year, model, drivetrain and chassis code against the product title. If anything is different, contact us and we will confirm fitment with the supplier before you order.
Do I need an alignment after installing coilovers?
Yes. Changing ride height changes camber and toe. Set your final height, let the suspension settle, then get the car aligned.
How low can I go?
It depends on the adjustment range the brand lists, your wheels and tires, and how you use the car. Most cars that are driven hard work best with a modest drop that leaves enough suspension travel.
Where do specs and warranty details come from?
From SF Racing. We sell parts from several brands and suppliers, and each one sets its own specs, lead times and warranty terms. The product details above are the latest we have.