Parts for your 2006 Mazda Bt-50-Steering bushes

2006 Mazda BT-50 steering-bushes: what they do and when to replace them

Technical sources confirm the 2006 Mazda BT-50 (UN/PJ platform) uses a rack-and-pinion steering gear mounted to the crossmember with dedicated steering rack bushes. These steering-bushes are relevant service items on this model. References include Mazda BT-50 Workshop Manual (UN series) steering system sections describing the rack “mounting rubber” bushings, Ford Ranger PJ/PK service literature (shared platform), and aftermarket catalogues such as SuperPro’s steering rack mount bush kit SPF3405K for 2006–2011 BT-50.

• Mazda BT-50 (2006–2011) Workshop Manual – Steering System, Rack and Pinion Assembly
• Ford Ranger PJ/PK (2006–2011) Service Manual – Steering Gear Mounting
• SuperPro Catalogue – Steering Rack Mount Bush Kit SPF3405K (Mazda BT-50 2006–2011)

On the 2006 BT-50, the steering-bushes secure the rack to the front crossmember while isolating noise, vibration, and harshness. They keep the rack correctly located so toe and steering geometry stay stable under braking, cornering, and on corrugations. When these bushes soften, crack, or oil-soak, the rack can shift slightly, which the driver feels as a dull clunk over bumps, vague on-centre feel, kickback through the wheel, or accelerated tyre wear.

As part of routine servicing, it’s smart to inspect the steering-bushes every 20,000 km or annually—sooner if the ute tows, carries loads, or does off-road work. Look for splitting or deformation of the rubber, witness marks where the rack has moved, and any power steering fluid leaks that can degrade the bush material. With the front safely supported, a helper can rock the steering wheel while a tech watches the rack for abnormal movement at the mounts.

Replacement is straightforward for a workshop: support the rack, remove the mounting bolts, swap the bushes (noting any orientation marks), and torque everything to spec. Many owners choose quality OE-style rubber for comfort, while polyurethane upgrades offer firmer location and better durability on rough tracks, with a small increase in steering feel and NVH. If there’s any sign of power steering leakage, fix that first—fresh bushes won’t last if they’re bathed in fluid. After replacement, a wheel alignment is recommended to ensure toe is spot-on and the steering wheel sits dead straight.

Keeping the BT-50’s steering-bushes in good nick helps preserve precise steering, reduces front-end rattles, and protects tyres—ideal for daily duties and long-haul touring across Aussie and Kiwi roads.

Popular questions about 2006-mazda-bt-50 steering-bushes

What are the signs the BT-50’s steering-bushes need replacing?
Common tell-tales include a thud or clunk over potholes, slight rack movement you can see while someone turns the wheel, vague steering feel, kickback on corrugations, and uneven or rapid front tyre wear. If the bushes look cracked or oil-soaked, they’re due.

Should I choose rubber or polyurethane steering-bushes?
OE-style rubber keeps factory comfort and isolation. Polyurethane offers firmer rack location and better longevity off-road, improving precision, but can add a touch more road feel and NVH. For touring and heavy-duty use, poly is popular, for mostly urban driving, rubber is perfectly fine.

Do I need a wheel alignment after changing the steering-bushes?
Yes, it’s recommended. Even when the rack goes back in the same place, tiny shifts can nudge toe settings. An alignment ensures straight steering and protects your tyres.