Eibach Pro-Kit Lowering Springs – 2023–2024 Nissan Z RZ34 3.0L Twin Turbo RWD | Set of 4

The Eibach Pro-Kit Lowering Springs for the 2023–2024 Nissan Z RZ34 are a complete 4-spring set engineered by Eibach — one of the world's most respected suspension spring manufacturers — to lower the RZ34's ride height, reduce body roll, and improve handling response while maintaining a level of ride quality appropriate for street use. The Eibach Pro-Kit is Eibach's street performance spring offering — a progressive-rate spring that provides a meaningful drop in ride height and improvement in handling dynamics without the harshness of a full coilover system or race spring. The RZ34 Nissan Z is a platform with genuine sports car credentials — a 405 hp twin-turbocharged VR30DDTT, rear-wheel drive, and a chassis tuned for driver engagement — and the Eibach Pro-Kit is engineered to enhance those credentials with a lower, more aggressive stance and improved suspension response that complements the RZ34's performance character.

Key Features:

• Progressive spring rate — Eibach's progressive-rate spring design provides a compliant initial rate for everyday road surfaces that progressively stiffens as suspension travel increases — improved handling response under hard cornering without the constant harshness of a linear race spring
• Lowered ride height — reduces the RZ34's ride height for a lower, more aggressive stance and a lower centre of gravity — improving the car's visual presence and contributing to reduced body roll and improved handling balance
• Reduced body roll — higher spring rates than the factory springs reduce body roll under cornering — improving the RZ34's cornering composure and driver confidence at the limit
• Street-optimized — the Pro-Kit is engineered for street use — the progressive rate and Eibach's spring geometry provide improved handling without the ride quality compromise of a full competition spring
• RZ34 specific — engineered for the 2023–2024 Nissan Z RZ34 3.0L twin turbo RWD — correct spring rates, free lengths, and end configurations for the RZ34's factory suspension geometry
• Set of 4 — all four springs included — front left, front right, rear left, rear right
• Eibach quality — manufactured by Eibach, a German spring manufacturer with over 70 years of motorsport and OEM spring development experience

Pro-Kit vs. Coilovers — Which Is Right for Your RZ34?

• Eibach Pro-Kit (this product): Drop-in replacement springs for the factory RZ34 shock absorbers. Lower ride height, improved handling, progressive spring rate for street comfort. No damper adjustment. Correct for RZ34 owners who want a meaningful stance and handling improvement while retaining the factory shock absorbers and a street-friendly ride quality. Simpler installation, lower cost.
• Coilovers: Complete shock absorber and spring replacement with adjustable ride height and (typically) adjustable damping. Maximum adjustability for ride height and suspension tuning. Higher cost, more complex installation. Correct for RZ34 owners who want maximum adjustability for track use or who want to set a specific ride height precisely.
• Summary: If you want a clean, street-optimized stance and handling improvement without the cost and complexity of coilovers, the Eibach Pro-Kit is the correct choice. If you want maximum adjustability and track capability, consider coilovers.

Specifications:

• Brand: Eibach
• Part Number: EIBE10-63-048-01-22
• Barcode: 803050546739
• Series: Pro-Kit
• Spring Type: Progressive rate lowering springs
• Quantity: Set of 4 (all four corners)
• Application: 2023–2024 Nissan Z RZ34 — 3.0L twin turbo RWD
• Weight: 29.8 lbs (shipping weight)

Fitment Information:

• 2023–2024 Nissan Z RZ34 — 3.0L VR30DDTT twin turbo — RWD
• Direct replacement for the factory RZ34 springs — installs on the factory shock absorbers without modification
• Note: A four-wheel alignment is required after spring installation — do not drive the vehicle at speed before a full alignment is performed. Verify fitment for your specific RZ34 model year before ordering. Professional installation by an experienced suspension specialist strongly recommended.

What's Included:

• Eibach Pro-Kit lowering spring — front left
• Eibach Pro-Kit lowering spring — front right
• Eibach Pro-Kit lowering spring — rear left
• Eibach Pro-Kit lowering spring — rear right

Installation Notes:

• Professional installation by an experienced suspension specialist strongly recommended — spring replacement requires correct spring compressor tools, correct torque specifications, and a four-wheel alignment after installation
• A four-wheel alignment is required after installation — do not drive the vehicle at speed before a full alignment is performed
• Inspect the factory shock absorbers for wear before installation — installing new springs on worn or leaking shock absorbers will compromise handling performance and ride quality. Replace worn shocks alongside the springs for best results.
• Set ride height measurement at kerb weight (fuel, fluids, and driver weight) for accurate before/after comparison
• Check for tyre-to-body and tyre-to-suspension clearance after installation — the lower ride height may reduce clearance with wider aftermarket wheels and tyres

Why Eibach?

Eibach is a German spring manufacturer with over 70 years of experience producing springs for OEM automotive applications, motorsport, and the performance aftermarket — supplying springs to Formula 1 teams, NASCAR, and OEM manufacturers including BMW, Mercedes-Benz, Porsche, and many others. Eibach's Pro-Kit is one of the most trusted lowering spring products in the performance aftermarket — engineered with the same precision and material quality that Eibach applies to their OEM and motorsport spring production. For RZ34 Nissan Z owners who want a quality lowering spring from a brand with genuine engineering credentials, Eibach Pro-Kit is the definitive choice.

Perfect For:

• 2023–2024 Nissan Z RZ34 owners who want a lower, more aggressive stance and improved handling response from a street-optimized progressive-rate spring without the cost and complexity of a full coilover system
• RZ34 builds where the factory ride height is too high and a clean, purposeful drop is the priority alongside improved cornering composure
• Owners who want to retain the factory RZ34 shock absorbers while upgrading to a higher-quality, lower spring for improved stance and handling
• Street performance RZ34 builds where Eibach's progressive spring rate provides the correct balance between everyday ride quality and improved handling response

Note: Set of 4 — all four corners included. Four-wheel alignment required after installation. Inspect factory shock absorbers before installation — replace if worn. Check tyre clearance after installation. Professional installation strongly recommended.