KW Variant 1 (V1) Coilover Kit for BMW 3 Series G21 Touring & 4 Series G22 Coupe xDrive M340i/M340d/M440i/320d/330d/430d Inox-Line Stainless Height Adjustable Suspension Part No. 102200CZ

KW V1 Inox-Line Adjustable Suspension Kit - BMW G21 Estate and G22 Coupe xDrive - Part No. 102200CZ

Looking to lower your BMW and unlock sharper road manners without ruining comfort? The KW V1 Inox-Line kit delivers a premium height-adjustable suspension solution for G21 Touring and G22 Coupe all-wheel-drive models. With pre-configured damping tailored to each application, stainless steel damper bodies and easy ride-height adjustment, this is the trusted road-focused coilover set that balances comfort, control and stance on British roads.

What makes this KW V1 set special

• Height-adjustable sport suspension for precise stance and even drop front to rear
• Factory-optimised damping for confident handling and daily usability
• Inox-Line stainless steel struts for outstanding corrosion resistance in UK weather
• Composite spring perches with dirt-resistant trapezoid threads for smooth adjustments over time
• Vehicle-specific springs and dampers supplied as a complete ready-to-install package
• Tested adjustment window for safe lowering and improved road presence
• Noticeably reduced body roll with tighter turn-in and greater stability at speed
• Approval: §19.3 parts approval
• Damping adjustment: none - fixed by KW for a balanced fast-road setup

Real-world results from our workshop

We have installed this kit on multiple G21 and G22 platforms and driven them extensively. Customers consistently report a more planted feel, improved steering precision and better composure on uneven B-roads, while retaining a compliant ride for commuting. If you want your BMW to sit right and drive with confidence, this KW setup delivers.

Compatible vehicles

BMW 3 Series G21 Touring 07/2019 onwards

• 320d xDrive including Mild-Hybrid
• 330d xDrive
• M340i xDrive and M340d xDrive including Mild-Hybrid

BMW 4 Series G22 Coupe 07/2020 onwards

• 430d xDrive Mild-Hybrid
• M440i xDrive Mild-Hybrid

Included in the box

• KW Variant 1 Inox-Line front and rear coilover units
• Composite height adjusters and high-quality springs
• Vehicle-specific documentation and part approval papers

Installation and setup

For best results and correct geometry, professional fitting and alignment are recommended. MJ Modifications in Warwickshire offers expert installation and fast-road setup. Request a tailored quote at info@mjmodifications.co.uk.

Documents

• Parts Approval
• Parts Approval
• Parts Approval
• Installation Instructions

Part number

102200CZ

Warranty and manufacturer

Manufacturer: KW

Warranty:

• Street Coilovers, Variant 1, Variant 2, Variant 3, Street Comfort - Limited Lifetime Warranty
• Bushings, bump stops and ball joints - 1 year
• Clubsport, 2 way Race, 3 way Race - No warranty

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