ST Suspension ST X Coilovers for Audi A3 8V Facelift 2015–2020 (8V.5) | Height Adjustable Coilover Suspension Kit 30–60mm Drop | Sportback & Saloon | 49.8mm Clamp | KW Automotive Engineered | Part 1321000G

Adjustable Suspension Upgrade for Audi A3 8V Facelift 2015 to 2020

Give your Audi A3 8V facelift the stance, control and confidence it deserves with this ST X adjustable suspension system. Developed by the KW team for real-world British roads and fast road driving, this kit brings a lower centre of gravity, crisper turn-in and a planted feel without ruining daily comfort. If you want a clean drop, tighter body control and OEM-level reliability, this is the go-to choice for the A3 8V.5.

Part number: 1321000G

What makes this kit stand out

• Ride height adjustment to dial in your exact look and setup
• Sharper handling with less roll and more front-end bite for confident cornering
• KW-engineered quality for long-term durability and consistent performance
• Galvanised steel bodies with additional coating for strong corrosion resistance in UK conditions
• Twin-tube dampers with chrome plated piston rods for longevity and smooth response
• Monoblock guide with ST seal package to keep dirt and moisture out
• Durable polyamide spring seat for easy height changes
• Backed by a 2 year manufacturer warranty

Lowering range for A3 8V.5

• Front: approximately 30 to 60 mm
• Rear: approximately 30 to 55 mm

Ideal if you are chasing a subtle 30 mm drop through to an aggressive 60 mm stance while keeping drivability on rough UK tarmac.

Specs at a glance

• Version: ST X
• Construction: Galvanised steel damper housings
• Damper layout: Twin-tube
• Front strut diameter: 50 mm
• Adjustment: Height adjustable

Vehicle fitment

Platform: Audi A3 8V.5 facelift 2015 to 2020. Suits Sportback and saloon models, subject to the following notes.

• For vehicles with a 49.8 mm front axle clamp diameter only
• Cars with electronic damper control require deactivation
• For electronically controlled damping, use the KW cancellation kit part number 68510370

What is included

• Front and rear height-adjustable dampers and springs
• Adjustable spring perches, bump stops and dust covers
• Installation instructions

Proven on our own builds

We have installed this ST X setup on customer A3 8V.5s and it delivers. Feedback is consistently positive on ride quality, day-to-day comfort and improved grip on B-roads. The stance is spot on and the chassis feels more composed without being harsh.

Professional fitting and alignment

Let the specialists handle it. For installation, alignment and ride height setup, book with MJ Modifications in Warwickshire. Request a fitting quote at info@mjmodifications.co.uk.

Why A3 owners choose this kit

• Perfect for a road-focused drop with improved response and stability
• Great balance of comfort and performance for commuting and weekend drives
• Trusted KW engineering with excellent UK weather protection
• Compatible with popular wheel and tyre fitments for a clean, level stance

Common search phrases

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Warranty

Two year manufacturer warranty for peace of mind.

Manufacturer

ST Suspension engineered by KW.

Part number: 1321000G