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Street Advanced

XYZ Racing Street Advanced Coilovers — Hyundai SONATA LF 2014-2019

SKU: LF-SA

  • IncludesFull set of 4 (front + rear)
  • Spring rate (F/R)16 / 3 kg/mm
  • Top mountPillow ball + rubber / Hardened rubber / OE (factory) mount
  • Lead time10–15 working days

Fits Hyundai SONATA LF (2014-2019) chassis LF

Front spring rate (kg/mm)

16 kg/mm recommended

The recommended rate is the factory setup for your exact car — leave it unless a suspension specialist has specified otherwise. Recommended: 16 kg/mm. A custom rate on this axle adds £80.00.

Rear spring rate (kg/mm)

3 kg/mm recommended

The recommended rate is the factory setup for your exact car — leave it unless a suspension specialist has specified otherwise. Recommended: 3 kg/mm. A custom rate on this axle adds £80.00.

Configured price£1,990.00Inc. VAT

Lead time: 10–15 working days from payment


£1,990.00

Made to order. Full payment is taken at checkout. Production begins once payment is confirmed.

Pay by card, Apple Pay, Google Pay — or Klarna on eligible orders.

XYZ Racing Street Advanced Coilovers — Hyundai SONATA LF 2014-2019

The Sonata LF left the factory tuned for the motorway: long spring travel, soft damping, and a nose-heavy front axle that leans hard and washes wide the moment you commit to a corner. It is a comfortable saloon that was never asked to hold a line, and most owners feel that the first time they push it.

The XYZ Racing Street Advanced coilover for the Hyundai Sonata LF (2014-2019) is built to change that brief without ruining the drive home. Aimed at the owner who runs the same car to work and to the occasional track day, it swaps the LF’s compliant struts for a height-and-damping adjustable platform – you set the stance, then tune how the car deals with bumps.

What this coilover kit does for your 2014-2019 Hyundai Sonata LF

Drop the LF onto its own ride height and the first thing you lose is the float: the body settles, weight transfer slows, and the front end stops diving under braking. With 720 levels of damping on tap, you can run a supple setting that absorbs UK B-road ridges, then wind in firmer control for sharper turn-in when the surface is smooth. The lower centre of gravity trims the roll that makes the standard Sonata feel reluctant mid-corner, and the steadier front contact patch eases the understeer that defines the stock car. Day to day, you get a more planted, deliberate saloon that still rides like one.

About the Street Advanced coilover

The Street Advanced is XYZ Racing’s most widely sold coilover, refined over several seasons by the company’s own engineering team and shaken down in races around the world before it reached production. The headline figure is its 720-way damping adjustment, a combined range that takes the car from plush road manners to a stiffer track-day setup without leaving the driveway. It is designed explicitly for dual use – normal road driving one day, circuit lapping the next – rather than a single-setting fudge. Ride height adjusts independently of damper stroke, so you can chase a lower stance while keeping usable suspension travel. For a Sonata owner who wants control and adjustability rather than an outright race spring rate, it is the sensible end of the XYZ range.

Fitment for the Hyundai Sonata LF (2014-2019)

This kit is built specifically for the LF-chassis Hyundai Sonata, covering the 2014 to 2019 model years. It is a direct bolt-in for that platform’s front strut and rear damper layout. Confirm your exact build year against the LF range below before you configure.

What buyers also search for

  • Hyundai Sonata LF coilover kit for road and occasional track use
  • 2014-2019 Sonata suspension upgrade to cut body roll and nose dive
  • Street Advanced coilovers with 720-way damping adjustment for the LF chassis
  • Hyundai Sonata LF lowering kit that keeps everyday ride comfort
  • Adjustable coilovers for the front-wheel-drive Sonata LF saloon

Set your height, pick your damping, and spec the Street Advanced for your Sonata LF using the configurator below.

This is the most popular and functional product, which is developed for years by XYZ professional team.
After tested in famous worldwide races, it reaches the ultimate quality and performance.
Street Advance is made especially for normal road use or track day. It comes with 720 damping adjusting way to satisfy your request. It is indispensable equipment for drivers aspiring speed and controlling.

Top mounts included with your kit

Every XYZ Racing coilover kit ships with the upper mounts listed below for your exact chassis — no extra parts to source.

  • Pillow ball + rubber top mountPillow ball + rubberP+Pillow-ball upper with a rubber insert — adds steering precision and camber adjustability while keeping some of the factory mount’s harshness damping.
  • Hardened rubber top mountHardened rubberRHardened rubber upper — firmer than the factory bush for tighter response while retaining road-friendly noise and vibration isolation.
  • OE (factory) mount top mountOE (factory) mountOERetains the OEM (factory) upper mount — preserves the original ride comfort, noise and vibration behaviour for a stock-like feel.
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