Parts for your 2009 Mazda Cx-9-Suspension bushes

2009 Mazda CX-9 suspension bushes — what they do and when to replace

Suspension bushes are absolutely used on the 2009 Mazda CX-9. Mazda’s Workshop Manual for the 2007–2015 CX-9 platform details rubber bushes in the front lower control arms, front stabiliser bar mounts, rear multi-link arms and the subframe. Mazda’s Electronic Parts Catalogue (EPC) also lists front stabiliser bar D‑bushes, front and rear control arm bushes and rear lateral link bushes for this model. So if a CX-9 is on the hoist, it’s got bushes doing plenty of quiet work.

On a CX-9, bushes isolate noise and vibration while allowing controlled movement of the suspension arms. They’re the flexible link between metal components, keeping the big family SUV comfy over corrugations and steady through corners. As the rubber ages, heat, load and road grime harden or crack the material, which can lead to clunks over bumps, vague steering feel or uneven tyre wear.

There’s no fixed interval to swap them, but it’s smart to have them inspected at regular 10,000–20,000 km services. Many CX-9 owners see original bushes last 100,000–150,000 km, though coastal exposure, towing and rough roads can shorten that. Front stabiliser bar D‑bushes and front lower control arm bushes are common wear items, rear multi‑link bushes can also crack with age.

• Tell‑tales of worn bushes: knocking on speed humps, steering shimmy under braking, wandering on the motorway, and inside or outside shoulder tyre wear.
• Service tips for the CX‑9: torque suspension bolts at normal ride height, replace single‑use fasteners where specified, and get a four‑wheel alignment after control arm or subframe bush work.

On this model, several bushes are pressed into arms from factory. Workshops often fit complete control arm assemblies to save press time and ensure correct bush orientation. Where standalone bushes are available (for example, stabiliser bar D‑bushes), they’re a quick, cost‑effective refresh that can noticeably sharpen the feel.

Sticking with quality OEM‑style rubber keeps the CX‑9 quiet and comfortable. Polyurethane options can add precision and longevity but may increase noise and harshness — not everyone’s cup of tea on a family SUV. If there’s any doubt, a proper inspection on a hoist with a pry bar and a road test will confirm what needs doing and help organise a plan that suits Kiwi and Aussie driving conditions.

• Do 2009 Mazda CX‑9s have suspension bushes?

  Yes. The Mazda Workshop Manual and EPC list front lower control arm bushes, front stabiliser bar bushes, rear multi‑link arm bushes and subframe bushes for this model. They’re essential to the CX‑9’s ride, handling and quiet cabin.

• How long do the bushes last and when should they be replaced?

  Many last 100,000–150,000 km, but age, load and road quality matter. Inspect at every 10,000–20,000 km service. Replace when cracked, perished, oil‑soaked, or if there are clunks, vague steering or uneven tyre wear. Always book a wheel alignment after major bush or arm replacement.

• Should a CX‑9 run polyurethane or rubber bushes?

  Rubber (OEM‑style) is best for comfort and low noise, ideal for family duty. Polyurethane can sharpen steering and may last longer, but usually brings more vibration and road feel. If comfort is the priority, stick with quality rubber, if precision matters most, consider poly on selected locations like stabiliser bar mounts.