Whiteline Lowering Spring Kit – 2004-2007 Subaru WRX
The Proven Lowering Spring Package for the GD WRX
The Whiteline lowering spring kit for the 2004-2007 Subaru WRX is a direct-fit progressive-rate package designed to lower the center of gravity, reduce body roll, and improve cornering response while maintaining daily usability. The springs are developed and validated at Whiteline’s Australian facility using the same engineering process applied to their motorsport components — progressive rate, correct spring length, and compatible with OEM and common aftermarket shock absorbers.
DETAILS
- Progressive rate design — firm when needed, compliant over small bumps
- Lowers front and rear for reduced center of gravity and improved handling balance
- Compatible with OEM and aftermarket shock absorbers
- Developed and tested at Whiteline’s Australian engineering facility
- Direct bolt-in for GD Subaru WRX (2004-2007)
Progressive Rate — The Engineering Behind It
A progressive spring has variable stiffness — it compresses easily at low loads and becomes progressively stiffer as deflection increases. This means the car feels comfortable over normal road imperfections while providing meaningful resistance to body roll and pitch under performance driving conditions. It’s the same design principle used in quality OEM suspension systems applied to a performance lowering spring.
GD WRX Fitment and Compatibility
The 2004-2007 GD WRX (and equivalent Impreza WRX models in other markets) uses a conventional MacPherson strut front and multi-link rear suspension. Whiteline’s springs are dimensioned for correct fitment with OEM Subaru shock absorbers and are also compatible with common aftermarket damper upgrades. Check compatibility with your specific damper if running a non-standard shock.
Pair With Whiteline Sway Bars and Bushings
Springs are most effective as part of a complete suspension system. Whiteline’s GD WRX sway bars and bushing kits are designed to complement this spring kit — the geometry and stiffness levels are matched for balanced handling improvement rather than random stiffening.
Why Choose Whiteline
Whiteline has been engineering suspension components from their facility in Australia since 1979. Every product in their catalog is developed with a clear goal: measurable improvement in handling, stability, and tyre contact. Whiteline’s polyurethane bushings, sway bars, control arms, and alignment correction kits are engineered using finite element analysis and validated on track before they reach the market. Their components are direct-fit, bolt-on solutions designed for enthusiasts who want real performance gains without fabrication or custom work.
The RallySport Take
A reliable, well-engineered lowering spring for the GD WRX. The progressive rate design and Whiteline’s validation process make this a step above the cheap lowering springs that compromise ride quality to achieve a lower stance.
What’s in the Box
- Progressive rate design — firm when needed, compliant over small bumps
- Lowers front and rear for reduced center of gravity and improved handling balance
- Developed and tested at Whiteline’s Australian engineering facility
Fitment
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2002-2007 | Subaru | WRX | All |





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