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SF Racing

SF Racing Sport Coilovers for 2017+ Lexus IS300 AWD (GSE35/GSE36/GSE37)

SF Racing Sport Coilovers for 2017+ Lexus IS300 AWD (GSE35/GSE36/GSE37)

Regular price $995.00 USD
Regular price $1,100.00 USD Sale price $995.00 USD
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Listed for: 2017+ Lexus IS300 AWD (GSE35/GSE36/GSE37)AWDFitment notes & questions

Built for daily-driven cars, this SF Racing Sport kit replaces the factory struts and springs on the 2017+ Lexus IS300 (GSE35/GSE36/GSE37) with height-adjustable coilovers and single-knob damping adjustment. This version is listed for AWD models.

What you get

The front uses true coilovers, while the rear stays divorced (separate spring and shock), matching how the car is built from the factory. Damper bodies are 50mm front and 46mm rear. It comes with 12 kg/mm (about 672 lb/in) springs up front and 11 kg/mm (about 616 lb/in) at the rear. Damping is 1-way: a single knob with 32 settings changes rebound and compression together, which keeps tuning quick. The front top mounts are aluminum with rubber bushings. At the rear, the mounts are aluminum with rubber bushings.

Key features

  • Monotube damper design for better heat control and fewer leaks
  • 32 damping settings on a single knob that sets rebound and compression together
  • 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
  • Adjustable ride height, roughly 1 to 2.5 inches below factory per SF Racing, while keeping suspension travel
  • Independent lower mount adjustment keeps spring preload and damper travel where they should be when you change height
  • Anodized T6-6061 aluminum top mounts, spring perches and collars for corrosion resistance
  • Zinc-plated shock bodies for rust protection
  • SAE9254 cold-wound springs

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-LE03-11-SP
Vehicle 2017+ Lexus IS300
Chassis GSE35/GSE36/GSE37
Drivetrain AWD
Damper model Sport Series
Damping 1-Way: Rebound and Compression
Damper size (front / rear) 50mm diameter / 46mm diameter
Spring rate (front / rear) 12 kg/mm / 11 kg/mm
Design (front / rear) True Coilover / Divorced (Separate shock and spring)
Top mounts (front) Aluminum with Rubber Bushings
Top mounts (rear) Aluminum with Rubber Bushings
View full details

SF Racing coilovers for your Lexus IS300: what to know

Coilovers combine the spring and damper in one adjustable unit. That lets you choose your ride height on the Lexus IS300 and, on kits with damping adjustment, tune how firm it feels.

Fitment notes

  • Listed for: 2017+ Lexus IS300 AWD (GSE35/GSE36/GSE37).
  • Model years: 2017+. Newer years can change parts mid-generation, so match the exact year.
  • Chassis code GSE35/GSE36/GSE37: you can usually find it in your vehicle documents or by decoding your VIN.
  • Drivetrain: AWD. AWD and 4WD versions often use different suspension parts from 2WD versions of the same car.
  • 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? Tell us exactly what you drive and we'll confirm fitment with the supplier first. It's free and saves a return.

Ask about fitment

Parts that usually go with it

  • 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. Our ride height and wheel fitment calculator shows how much drop and offset change you are planning.
  • The right spring rate. Compare the rates listed here with what our spring rate calculator suggests for your car's weight and use.

More for your car: Lexus IS Coilovers & Suspension · Lexus Coilovers & Suspension · All Coilovers

Questions about Lexus IS300 coilovers

Will this fit my Lexus IS300?
It is listed for the 2017+ Lexus IS300 AWD (GSE35/GSE36/GSE37). 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.