Your Selected Vehicle
Parts for your 2003 Subaru Impreza-Steering bushes
Explore 4WD & Adventure
2003 Subaru Impreza Steering Bushes – What They Do and When to Replace
Steering bushes are absolutely relevant and fitted to the 2003 Subaru Impreza (GD/GG). Technical sources that confirm this include the Subaru Impreza (GD/GG, 2001–2007) Workshop Manual steering section, Subaru genuine parts catalogues that list the steering gear mounting cushions/bushes, and well-known aftermarket catalogues such as Whiteline’s listing (e.g., KSR202 rack-and-pinion mount bushes) and SuperPro equivalents for 2001–2007 Impreza models. These references all describe the steering rack being mounted to the front crossmember via rubber bushes.
On this model, the steering bushes secure the rack to the subframe, keeping it located under load while isolating road harshness. Good bushes make the steering feel tight, direct and consistent. As they age, the rubber can soften, split or oil-soak, which allows the rack to shift slightly. That’s when the wheel might feel a touch vague on centre, there’s a light clunk over sharp bumps, or the car needs small corrections on the motorway.
- Common signs they’re tired: vague on-centre feel, knock/clunk when turning or over potholes, shimmy through the wheel, and less confident turn-in.
- What shortens their life: power steering fluid leaks, heat, age and rough roads.
During regular servicing, it’s worth inspecting the rack bushes every 40,000–60,000 km or if any steering play is noted. Look for cracks, deformation, or oil contamination. If there’s a power steering leak, fix that first—oil swells rubber and will shorten the life of new bushes.
Replacement is straightforward for a pro and a solid DIY for the keen home mechanic with axle stands. Many owners choose polyurethane bushes (Whiteline/SuperPro) for a firmer, more precise feel, factory rubber keeps maximum comfort and NVH isolation. Both are suitable on a daily driver—poly just feels sharper.
- Safely raise the front, support the rack, and loosen the rack-mount fasteners.
- Swap the old bushes for new (use the supplied grease if poly), ensuring correct orientation.
- Tighten all hardware to the factory torque from the Subaru Workshop Manual.
- Check tie-rod ends, rack boots and the steering shaft universal joint while you’re there.
After any steering work, a wheel alignment is recommended. Toe can shift slightly when the rack is loosened, and an alignment will make sure the Impreza tracks straight and preserves tyre life. Re-check fasteners after a few hundred kilometres of driving.
Popular questions about 2003 Subaru Impreza steering bushes
Q: How can someone tell if their 2003 Impreza’s steering rack bushes are worn?
They’ll usually feel light play or vagueness on centre, hear a soft clunk over sharp bumps, or notice the wheel needs constant small corrections at highway speeds. A visual check may show cracked, perished or oil-soaked rubber.
Q: Rubber or polyurethane bushes—which are better for a daily driver?
Rubber offers the most comfort and noise isolation, very close to OE feel. Polyurethane sharpens response and steering precision, which many drivers prefer. For a daily in NZ/AU conditions, either is fine, pick rubber for comfort, poly for a sportier feel.
Q: Is a wheel alignment needed after replacing steering rack bushes?
It’s highly recommended. Even if the rack goes back in the same spot, small changes can alter toe. An alignment ensures straight tracking, crisp steering and even tyre wear.
